Size
40ac
Boat Launch
Carry-in Launch
Toilet
No
Boat Dock
Species in Grundy County Lake
Largemouth bass
Walleye
Perch
Bluegill
Channel catfish
Crappie
Overview
Grundy County Lake Map
Weather
79°Feels like 79°
83°
59°
83°59°7:18 AM
6:36 PM
11 mph
South
0 in
Rain
29.87 inHg
Stable
SaturdaySa
83° / 59°
SundaySu
82° / 67°
MondayMo
82° / 58°
TuesdayTu
70° / 52°
WednesdayWe
66° / 51°
ThursdayTh
65° / 49°
Moon Phase
October 10, 2026
0% Illumination
new moon
SaturdaySa10/10
SundaySu10/11
MondayMo10/12
TuesdayTu10/13
WednesdayWe10/14
ThursdayTh10/15
FridayFr10/16
Get Your Line in the Right Water
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Top Fish Species
Largemouth bass
13-14 in
Length Range
14 in
Length Range
2024
Surveyed
Abundance (CPUE)
Understanding Abundance
Abundance ratings are based on Catch Per Unit Effort (CPUE) measurements conducted by the MN DNR, and represent a snapshot of a species population at a given point in time
Source: Minnesota Department of Natural Resources. Survey cadence may vary by state and water body.Species Lengths
