Maps of Pennsylvania are an important tool when it comes to genealogy and family history research, notably in the case that you live far away from where your ancestor lived.
Because Pennsylvania’s political boundaries have sometimes changed over the years, historic maps are important in helping you find out the precise location of your ancestor’s hometown, what land they owned, just who their neighbors happen to be, and much more besides.
Maps of Pennsylvania are an excellent way of starting out with your own research because they provide you with fascinating information and facts quickly and present them in a clearly understandable format.
Learn more historical facts about Pennsylvania counties here.
Interactive Map of Pennsylvania County Formation History
AniMap Plus 3.0, with the permission of the Goldbug Company
List of Every Pennsylvania County
Adams County
Established in 1800, Adams County is located in the south-central part of the state and has a population of around 103,000 people. It is known for its historic sites and natural beauty.
Allegheny County
Founded in 1788, Allegheny County is home to the city of Pittsburgh and has a population of over 1.2 million people. It is the second-most populous county in the state and has a diverse economy.
Armstrong County
Established in 1800, Armstrong County is located in western Pennsylvania and has a population of around 65,000 people. It is known for its coal mining history and scenic beauty.
Beaver County
Founded in 1800, Beaver County is located in the western part of the state and has a population of around 166,000 people. It is known for its historic sites and natural beauty.
Bedford County
Established in 1771, Bedford County is located in south-central Pennsylvania and has a population of around 47,000 people. It is known for its historic sites and outdoor recreation opportunities.
Berks County
Founded in 1752, Berks County is located in southeastern Pennsylvania and has a population of over 420,000 people. It is known for its agricultural heritage and diverse economy.
Blair County
Established in 1846, Blair County is located in central Pennsylvania and has a population of around 123,000 people. It is known for its historic sites and natural beauty.
Bradford County
Founded in 1810, Bradford County is located in northeastern Pennsylvania and has a population of around 60,000 people. It is known for its agricultural heritage and scenic beauty.
Bucks County
Established in 1682, Bucks County is located in southeastern Pennsylvania and has a population of over 625,000 people. It is known for its historic sites and scenic beauty.
Butler County
Founded in 1800, Butler County is located in western Pennsylvania and has a population of around 190,000 people. It is known for its manufacturing industry and outdoor recreation opportunities.
Cambria County
Established in 1804, Cambria County is located in western Pennsylvania and has a population of around 134,000 people. It is known for its historic sites and natural beauty, including the Allegheny Portage Railroad National Historic Site.
Cameron County
Founded in 1860, Cameron County is located in north-central Pennsylvania and has a population of around 4,500 people. It is known for its rural landscape and outdoor recreation opportunities, including hunting and fishing.
Carbon County
Established in 1843, Carbon County is located in northeastern Pennsylvania and has a population of around 63,000 people. It is known for its historic sites and natural beauty, including the Lehigh Gorge State Park.
Centre County
Founded in 1800, Centre County is located in central Pennsylvania and has a population of over 160,000 people. It is known for its education and research institutions, including Penn State University.
Chester County
Established in 1682, Chester County is located in southeastern Pennsylvania and has a population of over 526,000 people. It is known for its historic sites, natural beauty, and thriving agriculture and technology industries.
Clarion County
Founded in 1839, Clarion County is located in western Pennsylvania and has a population of around 38,000 people. It is known for its natural beauty and outdoor recreation opportunities, including the Clarion River.
Clearfield County
Established in 1804, Clearfield County is located in north-central Pennsylvania and has a population of around 79,000 people. It is known for its natural beauty and outdoor recreation opportunities, including hiking, fishing, and hunting.
Clinton County
Founded in 1839, Clinton County is located in north-central Pennsylvania and has a population of around 39,000 people. It is known for its natural beauty and outdoor recreation opportunities, including the Pine Creek Gorge.
Columbia County
Established in 1813, Columbia County is located in northeastern Pennsylvania and has a population of around 66,000 people. It is known for its historic sites and natural beauty, including the Susquehanna River and Ricketts Glen State Park.
Crawford County
Founded in 1800, Crawford County is located in northwestern Pennsylvania and has a population of around 84,000 people. It is known for its natural beauty and outdoor recreation opportunities, including Conneaut Lake and Pymatuning State Park.
Cumberland County
Established in 1750, Cumberland County is located in south-central Pennsylvania and has a population of over 253,000 people. It is known for its historic sites, agricultural heritage, and outdoor recreation opportunities, including the Appalachian Trail.
Dauphin County
Founded in 1785, Dauphin County is located in central Pennsylvania and has a population of over 279,000 people. It is known for its historic sites, including the Pennsylvania State Capitol, and its natural beauty along the Susquehanna River.
Delaware County
Established in 1789, Delaware County is located in southeastern Pennsylvania and has a population of over 565,000 people. It is known for its historic sites, including the Brandywine Battlefield, and its thriving healthcare and education industries.
Elk County
Founded in 1843, Elk County is located in north-central Pennsylvania and has a population of around 30,000 people. It is known for its rural landscape and outdoor recreation opportunities, including elk watching in the Elk State Forest.
Erie County
Established in 1800, Erie County is located in northwestern Pennsylvania and has a population of over 267,000 people. It is known for its natural beauty, including Lake Erie and Presque Isle State Park, and its thriving manufacturing industry.
Fayette County
Founded in 1783, Fayette County is located in southwestern Pennsylvania and has a population of around 130,000 people. It is known for its historic sites, including Fort Necessity National Battlefield, and its natural beauty along the Youghiogheny River.
Forest County
Established in 1848, Forest County is located in northwestern Pennsylvania and has a population of around 7,200 people. It is known for its rural landscape and outdoor recreation opportunities, including hunting, fishing, and hiking in the Allegheny National Forest.
Franklin County
Founded in 1784, Franklin County is located in south-central Pennsylvania and has a population of over 155,000 people. It is known for its agricultural heritage, historic sites, and outdoor recreation opportunities along the Appalachian Trail.
Fulton County
Established in 1850, Fulton County is located in south-central Pennsylvania and has a population of around 14,500 people. It is known for its rural landscape and outdoor recreation opportunities, including hiking and hunting in the Buchanan State Forest.
Greene County
Founded in 1796, Greene County is located in southwestern Pennsylvania and has a population of around 37,000 people. It is known for its natural beauty, including the Greene River Trail and Ryerson Station State Park, and its coal mining history.
Huntingdon County
Established in 1787, Huntingdon County is located in central Pennsylvania and has a population of around 45,000 people. It is known for its historic sites, including the Lincoln Caverns and Horseshoe Curve National Historic Landmark, and its natural beauty in Raystown Lake.
Indiana County
Founded in 1803, Indiana County is located in western Pennsylvania and has a population of around 85,000 people. It is known for its historic sites, including the Jimmy Stewart Museum, and its natural beauty along the Hoodlebug Trail.
Jefferson County
Established in 1804, Jefferson County is located in northwestern Pennsylvania and has a population of around 44,000 people. It is known for its natural beauty and outdoor recreation opportunities, including Clear Creek State Park and the Allegheny National Forest.
Juniata County
Founded in 1831, Juniata County is located in central Pennsylvania and has a population of around 24,000 people. It is known for its rural landscape and outdoor recreation opportunities, including fishing and hunting in the Tuscarora State Forest.
Lackawanna County
Established in 1878, Lackawanna County is located in northeastern Pennsylvania and has a population of over 211,000 people. It is known for its industrial heritage, including the Steamtown National Historic Site, and its natural beauty in Nay Aug Park.
Lancaster County
Founded in 1729, Lancaster County is located in southeastern Pennsylvania and has a population of over 545,000 people. It is known for its agricultural heritage, including the Amish community, and its historic sites, including the Ephrata Cloister.
Lawrence County
Established in 1849, Lawrence County is located in western Pennsylvania and has a population of around 87,000 people. It is known for its historic sites, including the Lawrence County Historical Society, and its natural beauty in Moraine State Park.
Lebanon County
Founded in 1813, Lebanon County is located in eastern Pennsylvania and has a population of around 142,000 people. It is known for its historic sites, including the Cornwall Iron Furnace, and its natural beauty in the Swatara State Park.
Lehigh County
Established in 1812, Lehigh County is located in eastern Pennsylvania and has a population of over 369,000 people. It is known for its historic sites, including the Lehigh Valley Railroad and the Mack Trucks Historical Museum, and its natural beauty in the Lehigh Parkway.
Luzerne County
Founded in 1786, Luzerne County is located in northeastern Pennsylvania and has a population of over 317,000 people. It is known for its coal mining history, including the Anthracite Heritage Museum, and its natural beauty in Ricketts Glen State Park.
Lycoming County
Established in 1795, Lycoming County is located in north-central Pennsylvania and has a population of around 113,000 people. It is known for its natural beauty, including the Pine Creek Gorge, and its outdoor recreation opportunities, including fishing and hunting.
McKean County
Founded in 1804, McKean County is located in northwestern Pennsylvania and has a population of around 41,000 people. It is known for its natural beauty, including the Kinzua Bridge State Park, and its outdoor recreation opportunities, including hiking and skiing.
Mercer County
Established in 1800, Mercer County is located in western Pennsylvania and has a population of around 112,000 people. It is known for its historic sites, including the Mercer County Courthouse, and its natural beauty in the Maurice K. Goddard State Park.
Mifflin County
Founded in 1789, Mifflin County is located in central Pennsylvania and has a population of around 46,000 people. It is known for its rural landscape and outdoor recreation opportunities, including fishing and hunting in the Tuscarora State Forest.
Monroe County
Established in 1836, Monroe County is located in northeastern Pennsylvania and has a population of over 170,000 people. It is known for its natural beauty, including the Delaware Water Gap National Recreation Area, and its outdoor recreation opportunities, including hiking and skiing.
Montgomery County
Founded in 1784, Montgomery County is located in southeastern Pennsylvania and has a population of over 830,000 people. It is known for its historic sites, including the Valley Forge National Historical Park, and its natural beauty in the Wissahickon Valley Park.
Montour County
Established in 1850, Montour County is located in central Pennsylvania and has a population of around 18,000 people. It is known for its historic sites, including the Danville Railroad Bridge and the Montour Preserve, and its outdoor recreation opportunities, including fishing and hiking.
Northampton County
Founded in 1752, Northampton County is located in eastern Pennsylvania and has a population of over 305,000 people. It is known for its historic sites, including the Bachmann Publick House and the National Canal Museum, and its natural beauty in the Jacobsburg Environmental Education Center.
Northumberland County
Established in 1772, Northumberland County is located in central Pennsylvania and has a population of around 90,000 people. It is known for its historic sites, including the Joseph Priestley House, and its natural beauty along the Susquehanna River.
Perry County
Founded in 1820, Perry County is located in central Pennsylvania and has a population of around 46,000 people. It is known for its rural landscape and outdoor recreation opportunities, including fishing and hunting in the Tuscarora State Forest.
Philadelphia County
Founded in 1682, Philadelphia County is located in southeastern Pennsylvania and has a population of over 1.5 million people. It is the most populous county in the state and is known for its historic sites, including Independence Hall and the Liberty Bell, as well as its cultural attractions, including the Philadelphia Museum of Art and the Philadelphia Orchestra.
Pike County
Established in 1814, Pike County is located in northeastern Pennsylvania and has a population of around 57,000 people. It is known for its natural beauty, including the Delaware Water Gap National Recreation Area, and its outdoor recreation opportunities, including hiking and fishing.
Potter County
Founded in 1804, Potter County is located in north-central Pennsylvania and has a population of around 17,000 people. It is known for its natural beauty, including the Pine Creek Gorge and the Susquehannock State Forest, and its outdoor recreation opportunities, including hunting and fishing.
Schuylkill County
Established in 1811, Schuylkill County is located in eastern Pennsylvania and has a population of around 141,000 people. It is known for its historic sites, including the Yuengling Brewery and the Hegins Valley Arts and Crafts Fair, and its natural beauty in the Weiser State Forest.
Snyder County
Founded in 1855, Snyder County is located in central Pennsylvania and has a population of around 40,000 people. It is known for its rural landscape and outdoor recreation opportunities, including fishing and hunting in the Susquehanna River and the Bald Eagle State Forest.
Somerset County
Established in 1795, Somerset County is located in southwestern Pennsylvania and has a population of around 76,000 people. It is known for its natural beauty, including the Laurel Hill State Park and the Flight 93 National Memorial, and its outdoor recreation opportunities, including hiking and skiing.
Sullivan County
Founded in 1847, Sullivan County is located in north-central Pennsylvania and has a population of around 6,000 people. It is known for its natural beauty, including the Loyalsock State Forest and the World’s End State Park, and its outdoor recreation opportunities, including hiking and fishing.
Susquehanna County
Established in 1810, Susquehanna County is located in northeastern Pennsylvania and has a population of around 40,000 people. It is known for its natural beauty, including the Endless Mountains and Salt Springs State Park, and its outdoor recreation opportunities, including hunting and fishing.
Tioga County
Founded in 1804, Tioga County is located in north-central Pennsylvania and has a population of around 40,000 people. It is known for its natural beauty, including the Tioga State Forest and the Pine Creek Gorge, and its outdoor recreation opportunities, including hiking and fishing.
Union County
Established in 1813, Union County is located in central Pennsylvania and has a population of around 45,000 people. It is known for its historic sites, including the Mifflinburg Buggy Museum and the Dale/Engle/Walker House, and its outdoor recreation opportunities, including hiking and fishing in the Bald Eagle State Forest.
Venango County
Founded in 1800, Venango County is located in northwestern Pennsylvania and has a population of around 50,000 people. It is known for its natural beauty, including the Oil Creek State Park and the Allegheny River, and its historic sites, including the Drake Well Museum and the Venango County Courthouse.
Warren County
Established in 1800, Warren County is located in northwestern Pennsylvania and has a population of around 38,000 people. It is known for its natural beauty, including the Allegheny National Forest and the Kinzua Dam, and its outdoor recreation opportunities, including hiking and fishing.
Washington County
Founded in 1781, Washington County is located in southwestern Pennsylvania and has a population of around 207,000 people. It is known for its historic sites, including the David Bradford House and the Meadowcroft Rockshelter, and its outdoor recreation opportunities, including hiking and fishing in the Mingo Creek County Park.
Wayne County
Established in 1798, Wayne County is located in northeastern Pennsylvania and has a population of around 50,000 people. It is known for its natural beauty, including the Delaware Water Gap National Recreation Area and the Prompton State Park, and its outdoor recreation opportunities, including hiking and fishing.
Westmoreland County
Founded in 1773, Westmoreland County is located in southwestern Pennsylvania and has a population of around 348,000 people. It is known for its historic sites, including the Bushy Run Battlefield and Fort Ligonier, and its outdoor recreation opportunities, including hiking and fishing in the Laurel Highlands.
Wyoming County
Established in 1842, Wyoming County is located in northeastern Pennsylvania and has a population of around 27,000 people. It is known for its natural beauty, including the Ricketts Glen State Park and the Susquehanna River, and its outdoor recreation opportunities, including hiking and fishing.
York County
Founded in 1749, York County is located in southeastern Pennsylvania and has a population of around 449,000 people. It is known for its historic sites, including the York County Heritage Trust and the York Revolutionary War Battlefield, and its outdoor recreation opportunities, including hiking and fishing in the Codorus State Park.
Old Antique Atlases & Maps of Pennsylvania
David Rumsey Historical Map Collection
- 1776 The Provinces of New York, and New Jersey; with part of Pensilvania.
- 1776 Pennsylvania Map
- 1795 Map of Pennsylvania
- 1804 Pennsylvania Atlas
- 1814 Map of Pennsylvania
- 1822 Geographical, Historical, And Statistical Map Of Pennsylvania
- 1827 Map of Pennsylvania, New Jersey, and Delaware
- 1836 A New Atlas Map Of Pennsylvania with its Canals, Rail-Roads & Distances from Place to Place along the Stage Roads
- 1845 Pennsylvania Map (with) Philadelphia, Montgomery and Delaware counties (with) Coal Region
- 1856 Pennsylvania Map
- 1856 Cities Of Pittsburgh And Allegheny, With Parts Of Adjacent Boroughs, Pennsylvania. (with) The City Of Cincinnati Ohio
- 1856 City Of Philadelphia
- 1880 County map of the state of Pennsylvania, (with) Harrisburg, (with) Williamsport, (with) Erie, (with) Scranton
- 1880 Plan of the city of Philadelphia and Camden
D.O.T. County Road and Highway Maps of Pennsylvania
- Adams County 1916, 1941, 1953, 1966, 1980, 1991, 1995, 1999, 2002, 2004, 2005
- Allegheny County 1950(1), 1950(2), 1964(1), 1964(2), 1964(3), 1976(1), 1976(2), 1976(3), 1991(1), 1991(2), 1991(3), 2000, 2003, 2004, 2005
- Armstrong County 1911, 1941, 1959, 1971, 1983, 1991, 1995, 2001, 2002
- Beaver County 1916, 1926, 1941, 1961, 1974, 1987, 1991, 2002, 2005
- Bedford County: 1938, 1941, 1963, 1982, 1990, 1995, 2000, 2002, 2004, 2005
- Berks County: 1915, 1926, 1953 Sheet 1, 1953 Sheet 2, 1953 Sheet 3, 1966 Sheet 1, 1966 Sheet 2, 1976 Sheet 1, 1976 Sheet 2, 1991 Sheet 1, 1991 Sheet 2, 1993, 1999, 2001, 2002, 2003, 2004, 2005
- Blair County: 1915, 1941, 1962, 1975, 1991, 2002, 2003, 2004
- Bradford County: 1911, 1930, 1941 Sheet 1, 1941 Sheet 2, 1964, 1978, 1990, 1993, 1995, 1999, 2000, 2002, 2004, 2005
- Bucks County: 1912, 1945, 1946, 1950 Sheet 1, 1950 Sheet 2, 1971 Sheet 1, 1971 Sheet 2, 1971 Sheet 3, 1986 Sheet 2, 1986 Sheet 3, 1991 Sheet 1, 1991 Sheet 2, 2002, 2005
- Butler County: 1941, 1959, 1968, 1982, 1990, 1995, 2001, 2004, 2005
- Cambria County: 1915, 1941 Sheet 1, 1941 Sheet 2, 1962 Sheet 1, 1962 Sheet 2, 1975 Sheet 1, 1975 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1996, 2003, 2004
- Cameron County: 1914, 1941, 1958, 1974, 1986, 1990, 2002, 2004
- Carbon County: 1916, 1941, 1961, 1974, 1983, 1990, 1993, 1998, 2003, 2004
- Centre County: 1931, 1941 Sheet 1, 1941 Sheet 2, 1962 Sheet 1, 1962 Sheet 2, 1977 Sheet 1, 1977 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1995 Sheet 1, 1995 Sheet 2, 1999 Sheet 1, 1999 Sheet 2, 2002 Sheet 1, 2002 Sheet 2, 2004 Sheet 1, 2004 Sheet 2, 2005 Sheet 1, 2005 Sheet 2
- Chester County: 1923, 1931, 1941 Sheet 1, 1941 Sheet 2, 1959 Sheet 1, 1959 Sheet 2, 1978 Sheet 1, 1978 Sheet 2, 1991 Sheet 1, 1991 Sheet 2, 1993 Sheet 1, 1993 Sheet 2, 1995, 2000, 2003
- Clarion County: 1912, 1941, 1962, 1974, 1990, 1995, 2001, 2003, 2004, 2005
- Clearfield County: 1941 Sheet 1, 1941 Sheet 2, 1962 Sheet 1, 1962 Sheet 2, 1977 Sheet 1, 1977 Sheet 2, 1991 Sheet 1, 1991 Sheet 2, 1997 Sheet 1, 1997 Sheet 2, 2002 Sheet 1, 2002 Sheet 2
- Clinton County: 1915, 1941 Sheet 1, 1941 Sheet 2, 1962, 1974, 1990, 1995, 1999, 2002
- Columbia County: 1914, 1941, 1963, 1982, 1990, 2003, 2004
- Crawford County: 1912, 1926, 1941 Sheet 1, 1941 Sheet 2, 1954 Sheet 1, 1954 Sheet 2, 1967 Sheet 1, 1967 Sheet 2, 1982 Sheet 1, 1982 Sheet 2, 1991 Sheet 1, 1991 Sheet 2, 2003 Sheet 1, 2003 Sheet 2, 2004 Sheet 1, 2004 Sheet 2, 2005 Sheet 1, 2005 Sheet 2
- Cumberland County: 1914, 1941, 1956 Sheet 1, 1956 Sheet 2, 1966 Sheet 1, 1966 Sheet 2, 1974 Sheet 1, 1974 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1996, 2003, 2004
- Dauphin County: 1926, 1941, 1964 Sheet 1, 1964 Sheet 2, 1972 Sheet 1, 1972 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1995, 1999, 2002, 2004
- Delaware County: 1912, 1923, 1950 Sheet 1, 1950 Sheet 2, 1965 Sheet 1, 1965 Sheet 2, 1977 Sheet 1, 1977 Sheet 2, 1986 Sheet 1, 1986 Sheet 2, 1991 Sheet 1, 1991 Sheet 2, 1996, 2004
- Elk County: 1914, 1941, 1954, 1967, 1982, 1990, 1995, 2002, 2004
- Erie County: 1912, 1923, 1941, 1954, 1968, 1978 Sheet 1, 1978 Sheet 2, 1986 Sheet 1, 1986 Sheet 2, 1995 Sheet 1, 1995 Sheet 2, 2002, 2004
- Fayette County: 1941 Sheet 1, 1941 Sheet 2, 1958 Sheet 1, 1958 Sheet 2, 1971 Sheet 1, 1971 Sheet 2, 1984 Sheet 1, 1984 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1993 Sheet 1, 1993 Sheet 2, 1996, 2001, 2002, 2004
- Forest County: 1914, 1941, 1954, 1971, 1983, 1991, 2002, 2004
- Franklin County: 1914, 1953, 1966, 1980, 1991, 1997, 2004
- Fulton County: 1912, 1941, 1964, 1982, 1991, 1995, 1999, 2002, 2004
- Greene County: 1953, 1967, 1978, 1990, 1995, 2000, 2003, 2004
- Huntingdon County: 1915, 1941, 1963, 1980, 1991, 1995, 2002, 2004
- Indiana County: 1916, 1941, 1961, 1978, 1991, 1993, 1997, 2002, 2005
- Jefferson County: 1930, 1941, 1963, 1972, 1983, 1990, 1998, 2002, 2004, 2005
- Juniata County: 1912, 1941, 1964, 1982, 1990, 1993, 2002, 2003, 2004, 2005
- Lackawanna County: 1923, 1953, 1966, 1980, 1990, 1993, 1995, 1998, 2000, 2002, 2004
- Lancaster County: 1912, 1923, 1941 Sheet 1, 1941 Sheet 2, 1962 Sheet 1, 1962 Sheet 2, 1972 Sheet 1, 1972 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1995, 1999, 2002, 2004, 2005
- Lawrence County: 1930, 1941, 1958, 1974, 1990, 1993, 1998, 2003, 2005
- Lebanon County: 1914, 1946, 1960, 1969, 1986 Sheet 1, 1986 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1997, 2002, 2005
- Lehigh County: 1915, 1941, 1960, 1974 Sheet 1, 1974 Sheet 2, 1985 Sheet 1, 1985 Sheet 2, 1991 Sheet 1, 1991 Sheet 2, 1996, 2003, 2004
- Luzerne County: 1959 Sheet 1, 1959 Sheet 2, 1969 Sheet 1, 1969 Sheet 2, 1980 Sheet 1, 1980 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1993 Sheet 1, 1993 Sheet 2, 1995 Sheet 1, 1995 Sheet 2, 1997, 2003, 2004
- Lycoming County: 1916, 1941 Sheet 1, 1941 Sheet 2, 1961 Sheet 1, 1961 Sheet 2, 1974 Sheet 1, 1974 Sheet 2, 1985 Sheet 1, 1985 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1993 Sheet 1, 1993 Sheet 2, 2002 Sheet 1, 2002 Sheet 2, 2005 Sheet 1, 2005 Sheet 2
- McKean County: 1915, 1941, 1953, 1967, 1982, 1990, 1995, 1999, 2002
- Mercer County: 1941, 1954, 1971 Sheet 1, 1971 Sheet 2, 1987, 1990, 1997, 2004
- Mifflin County: 1915, 1941, 1965, 1982, 1990, 1993, 2002, 2003, 2004, 2005
- Monroe County: 1915, 1941, 1961, 1972, 1983, 1991, 2000, 2002, 2004
- Montgomery County: 1912, 1923, 1950 Sheet 1, 1950 Sheet 2, 1950 Sheet 3, 1967 Sheet 1, 1967 Sheet 2, 1978 Sheet 1, 1978 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1996, 2001, 2003, 2004
- Montour County: 1915, 1941, 1966, 1990 Sheet 1, 1990 Sheet 2, 1996, 2003, 2004
- Northampton County: 1914, 1941, 1961, 1976, 1987, 1990, 1995, 1999, 2003, 2004, 2005
- Northumberland County: 1923, 1941, 1960, 1969, 1978 Sheet 1, 1978 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1996, 2003, 2004
- Perry County: 1912, 1941, 1960, 1969, 1981, 1990, 1995, 1999, 2002, 2005
- Philadelphia County: 1999 Sheet 1, 1999 Sheet 2, 2005 Sheet 1, 2005 Sheet 2
- Pike County: 1911, 1941, 1959, 1969, 1981, 1991, 1993, 1999, 2003, 2004
- Potter County: 1916, 1941, 1963, 1982, 1990, 2002, 2004
- Schuylkill County: 1916, 1946, 1964 Sheet 1, 1964 Sheet 2, 1976 Sheet 1, 1976 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1997, 2003, 2004
- Snyder County: 1914, 1941, 1965, 1981, 1991, 2002, 2004
- Somerset County: 1915, 1941 Sheet 1, 1941 Sheet 2, 1963 Sheet 1, 1963 Sheet 2, 1977 Sheet 1, 1977 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1995, 2000, 2002, 2005
- Sullivan County: 1915, 1941, 1962, 1974, 1990, 1995, 2002, 2005
- Susquehanna County: 1914, 1941, 1958, 1969, 1981, 1991, 1997, 2003, 2005
- Tioga County: 1915, 1941 Sheet 1, 1941 Sheet 2, 1964 Sheet 1, 1964 Sheet 2, 1977, 1991, 1996, 2002, 2004, 2005
- Union County: 1915, 1941, 1964, 1981, 1991, 2002, 2004
- Venango County: 1917, 1941, 1956, 1968, 1980, 1991, 1997, 2002, 2004
- Warren County: 1912, 1941, 1954, 1971, 1986, 1991, 2000, 2003
- Washington County: 1912, 1941 Sheet 1, 1941 Sheet 2, 1957 Sheet 1, 1957 Sheet 2, 1965 Sheet 1, 1965 Sheet 2, 1976 Sheet 1, 1976 Sheet 2, 1990 Sheet 1, 1990 Sheet 2, 1995, 2001, 2002
- Wayne County: 1916, 1941, 1958, 1968, 1980, 1991, 1993, 1995, 2000, 2002
- Westmoreland County: 1941 Sheet 1, 1941 Sheet 2, 1960 Sheet 1, 1960 Sheet 2, 1960 Sheet 3, 1977 Sheet 1, 1977 Sheet 2, 1977 Sheet 3, 1991 Sheet 1, 1991 Sheet 2, 1993 Sheet 1, 1993 Sheet 2, 1993 Sheet 3, 2000 Sheet 1, 2000 Sheet 2, 2002 Sheet 1, 2002 Sheet 2, 2004 Sheet 1, 2004 Sheet 2
- Wyoming County: 1912, 1941, 1953, 1967, 1983, 1990, 1997, 2002
- York County: 1915, 1926, 1941 Sheet 1, 1941 Sheet 2, 1957 Sheet 1, 1957 Sheet 2, 1965 Sheet 1, 1965 Sheet 2, 1976 Sheet 1, 1976 Sheet 2, 1986 Sheet 1, 1986 Sheet 2, 1991 Sheet 1, 1991 Sheet 2, 1995, 1999, 2002, 2003, 2004, 2005
Pennsylvania Map Links
- Pennsylvania State Park Map (mapofus.org)
- Pennsylvania Lakes and Rivers Map (mapofus.org)
- U.S., Indexed County Land Ownership Maps, 1860-1918 (ancestry.com)
- Old Historical Maps of Pennsylvania (alabamamaps.ua.edu)
- Pennsylvania Maps, Atlases & Gazetteers (ancestry.com)
- Pennsylvania Digital Map Library (usgwarchives.net)
- Pennsylvania Maps -The Perry-Castañeda Library Map Collection (lib.utexas.edu)
- American Memory Map Collection: 1500-2004 (memory.loc.gov)
- Warrantee Township Maps (phmc.state.pa.us)
- Pennsylvania Map Books (amazon.com)
