Tucked into the rolling hills of southern Illinois, Mermet Lake State Fish and Wildlife Area sprawls across 2,630 acres near the small community of Belknap in Massac County. Established in 1949, this wildlife area has quietly earned a devoted following among anglers, birders, and hunters who appreciate its uncrowded waters and rich bottomland habitat.

The centerpiece is Mermet Lake itself — a shallow, cypress-studded lake that feels more like Louisiana bayou country than the Midwest. Standing bald cypress trees rise from the water, draped in atmosphere, creating one of the most distinctive fishing landscapes in Illinois. Largemouth bass, bluegill, crappie, and channel catfish all thrive here, and bank fishing access is excellent throughout the property.

Birding is exceptional, particularly during migration seasons. The wetland complex attracts tremendous numbers of waterfowl in fall and winter, making it a premier duck hunting destination. Spring and summer bring nesting herons, egrets, and songbirds to the cypress groves. The area also supports deer and upland game hunting in designated seasons.

Hiking trails wind through bottomland hardwood forests and along the lakeshore, offering a peaceful retreat any time of year. Fall delivers the best combination of comfortable temperatures, peak foliage, and active wildlife, though spring fishing runs a close second.

With a 4.7-star rating from visitors, Mermet Lake rewards those willing to venture off the beaten path in far southern Illinois. Come for the fishing, stay for the cypress-lined sunsets that make this hidden gem unforgettable.

Explore Nearby

• Shawnee National Forest — National Forest in Illinois
• Land Between The Lakes National Forest — National Forest in Kentucky, Tennessee
• Woodlands Trace National Scenic Byway — Scenic Byway in Kentucky
• Woodlands Trace — Scenic Byway in Kentucky
• Mary’s River Covered Bridge — Covered Bridge in Illinois