Minnesota · ranked from DNR surveys

Best largemouth bass lakes in Aitkin County

84 surveyed largemouth bass lakes sit in Aitkin County; 40 cleared this site's grade rubric, which reads DNR survey catch rates, size structure and trophy history the same way the live map does for every lake. The top 10 are ranked here.

Lone Lake leads at grade A, with 115 largemouth bass per hour of electrofishing in its 2024 survey and a 19-inch fish the biggest measured. Hammal Lake is next at A−, 97.2 largemouth bass per hour of electrofishing in its 2022 survey, 11% of the largemouth bass netted over 15 inches. Dam Lake rounds out the top three at A−, a 19-inch fish the biggest measured.

See the live ranking on the map →

#LakeGradeAcresSurvey catch rateOver 15"Biggest SurveyedAvg wtSurveyed
1Lone LakeA434115/hr in electrofishing8%19"0.9 lb2024
2Hammal LakeA−37697.2/hr in electrofishing11%18"1 lb2022
3Dam LakeA−59842.1/hr in electrofishing27%19"1.4 lb2025
4Long LakeB+43560/hr in electrofishing13%18"1.4 lb2025
5Clear LakeB+57448.8/hr in electrofishing5%20"0.6 lb2025
6Cedar LakeB+1,72634.6/hr in electrofishing10%17"1 lb2025
7Round LakeB+55481.5/hr in electrofishing4%16"0.9 lb2022
8Wilkins LakeB+34963.3/hr in electrofishing6%18"0.7 lb2024
9Hill LakeB+79419/hr in electrofishing64%21"1.7 lb2025
10Sunset LakeB+22176.8/hr in electrofishing5%19"0.8 lb2011

Also ranked in Aitkin County: Walleye · Northern pike · Smallmouth bass · Crappie · Bluegill · Yellow perch

All of Minnesota: Best largemouth bass lakes in Minnesota

Grades are this site's rubric over Minnesota DNR survey data (catch per unit effort against DNR benchmarks, size structure, trophy history). See any lake's page for the underlying numbers. Survey years vary by lake; the table shows each lake's latest.