Maps of Wyoming are an important part of research into your ancestors and family history, particularly if you live far away from where your ancestors lived. Given that Wyoming’s political borders have often changed, historic maps tend to be critical in assisting you find out the precise location of your ancestor’s hometown, exactly what land they owned, just who their neighbors ended up being, and much more.
Maps of Wyoming are great tools for starting with your research since they give important information and facts in a clear and immediate format. Wyoming county maps can be a major source of substantial amounts of detail regarding your family history.
Wyoming’s 10 largest major cities are Cheyenne, Casper, Laramie, Gillette, Rock Springs, Sheridan, Green River, Evanston, Riverton, and Cody.
Learn more historical facts about Wyoming counties here.
Interactive Map of Wyoming County Formation History
List of Every Wyoming County
Albany County
Established in 1868, Albany County has a population of around 38,000 and is home to the University of Wyoming.
Big Horn County
Founded in 1890, Big Horn County has around 12,000 residents and is known for its outdoor recreation opportunities.
Campbell County
Established in 1911, Campbell County has a population of around 46,000 people and is a major producer of coal.
Carbon County
Carbon County, which dates back to 1868, has a population of around 15,000 and is known for its historic sites and natural beauty.
Converse County
Established in 1888, Converse County has around 13,000 residents and is home to the town of Douglas, known as the “Home of the Jackalope.”
Crook County
Founded in 1875, Crook County has a population of around 7,000 and contains the Devils Tower National Monument.
Fremont County
Established in 1884, Fremont County has a population of approximately 40,000 people and is home to the Wind River Indian Reservation.
Goshen County
Founded in 1913, Goshen County has around 13,000 residents and is celebrated for its agricultural heritage.
Hot Springs County
Hot Springs County dates back to 1911 and has a population of around 4,500. It is home to Hot Springs State Park.
Johnson County
Established in 1875, Johnson County is home to around 8,500 people and is well-known for its Western heritage and outdoor recreation opportunities.
Laramie County
Founded in 1867, Laramie County has a population of around 100,000 and houses the state capital city, Cheyenne.
Lincoln County
Established in 1911, Lincoln County has approximately 20,000 residents and is acclaimed for its scenic beauty and outdoor recreation opportunities.
Natrona County
Established in 1888, Natrona County has a population of around 80,000 and is home to the city of Casper.
Niobrara County
Niobrara County, which dates back to 1911, has around 2,500 residents and is the least populated county in Wyoming.
Park County
Established in 1909, Park County has a population of around 29,000 and is much loved for its natural beauty and outdoor recreation opportunities.
Platte County
Founded in 1911, Platte County is home to approximately 8,500 residents and is valued for its agriculture and ranching industries.
Sheridan County
Established in 1888, Sheridan County has a population of around 30,000 and is known for its Western heritage and outdoor recreation opportunities.
Sublette County
Dating from 1921, Sublette County currently has about 10,000 residents and is famous for its scenic beauty and outdoor recreation opportunities.
Sweetwater County
Established in 1867, Sweetwater County has a population of around 43,000 and is a major producer of oil, gas, and coal.
Teton County
Established in 1921, Teton County has around 24,000 residents and is home to Grand Teton National Park and the Jackson Hole ski resort.
Uinta County
Founded in 1869, Uinta County has a population of around 20,000 and is celebrated for its natural beauty and outdoor recreation opportunities.
Washakie County
Established in 1911, Washakie County is home to around 8,000 people and is valued for its agricultural and tourism industries.
Weston County
Weston County, which dates from 1890, has a population of around 7,000 and is acclaimed for its historic sites and outdoor recreation opportunities.
Old Antique Atlases & Maps of Wyoming
Wyoming Map Links
- Wyoming State Park Map (mapofus.org)
- Wyoming Lakes and Rivers Map (mapofus.org)
- Wyoming Digital Map Library (usgwarchives.net)
- Old Historical Maps of Wyoming (alabamamaps.ua.edu)
- Wyoming Maps, Atlases & Gazetteers
(ancestry.com)
- Wyoming Maps – The Perry-Castañeda Library Map Collection (lib.utexas.edu)
- U.S., Indexed County Land Ownership Maps, 1860-1918
- American Memory Map Collection: 1500-2004 (memory.loc.gov)
- Wyoming Map Books (amazon.com)
