5 miles northeast of Zimmerman
Isanti County, Minnesota · 45.4752° N, 93.5011° W
Directions to Blue Lake (NW) Public Water Access SiteApple Maps
Directions open in Google or Apple Maps, to the Minnesota DNR public access sites (2 listed; this is the first).
Updated 19 Oct 2026, 6:02 pm EDT.
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Minnesota DNR lake survey, fetched 15 Oct 2026. Not for navigation.
2 public access sites on Blue Lake.
Minnesota DNR public water accesses, fetched 15 Oct 2026.
Minnesota DNR stocking reports list 8 stockings of Blue Lake in 5 of the years 2016 to 2024. The most recent, in 2024, included 1,225 walleye fingerlings. Species stocked: walleye.
Latest: 2024: 833 walleye fingerlings.
Source: Minnesota DNR Fisheries (LakeFinder stocking reports), fetched 15 Oct 2026. How we measure
Measured from Minnesota DNR contours. How we measure
Minnesota DNR’s latest standard fish survey of Blue Lake was in August 2013: 6 gill nets and 9 trap nets caught 23 species. This survey is 13 years old. The DNR also ran a targeted survey in May 2025; this section uses the latest standard survey.
Walleye per gill net, standard surveys: 1994 2.7 · 1999 3.8 · 2004 1.8 · 2009 2.7 · 2013 3.0
Bluegill per trap net, standard surveys: 1994 38 · 1999 24 · 2004 2.9 · 2009 12 · 2013 18
Walleye: 31 measured, 7 to 26 in, half 17 in or longer; average 2.6 lb, normal (normal 1.1–2.6 lb).
Northern pike: 18 measured, 20 to 27 in, half 22 in or longer; average 3 lb, above normal (normal 1.5–2.7 lb).
Largemouth bass: 82 measured, 3 to 18 in, half 11 in or longer; average 0.99 lb, normal (normal 0.4–1.1 lb).
Black crappie: 44 measured, 3 to 9 in, half 7 in or longer; average 0.22 lb, normal (normal 0.2–0.5 lb).
Bluegill: 171 measured, 3 to 8 in, half 5 in or longer; average 0.11 lb, normal (normal 0.1–0.3 lb).
Also caught: black bullhead, bowfin (dogfish), brown bullhead, common carp, hybrid sunfish, white sucker, yellow bullhead.
Source: Minnesota DNR Fisheries lake survey, 5 Aug 2013, via LakeFinder, fetched 15 Oct 2026. Normal range: DNR’s range for lakes of the same class (43 classes, grouped by water chemistry and shape). Each line has its own scale. How we measure
Measured water clarity averages about 4 ft: the Secchi depth across 3 readings, 2009–2021.
Minnesota Pollution Control Agency and volunteer Secchi readings, via Minnesota DNR LakeFinder, fetched 15 Oct 2026.
Minnesota DNR lake survey; straight-line miles.
Blue Lake is 31 feet at its deepest point, measured by Minnesota DNR survey. It covers 296 acres.
Yes. 2 public access sites are listed: Blue Lake (NW) Public Water Access Site; Blue Lake (SE) Public Water Access Site.
Yes. Minnesota DNR stocking reports list 8 stockings of it in 5 of the years 2016 to 2024. The most recent, in 2024, included 1,225 walleye fingerlings.
Minnesota DNR’s August 2013 standard survey caught 23 species, most often bluegill, yellow perch, black crappie and walleye.
About 56% of the lake's area is deeper than 10 feet, measured from Minnesota DNR depth contours.