Mille Lacs Lake

Mille Lacs Lake

Size
128,164ac
Boat Launch
Yes
Carry-in Launch
Yes
Toilet
Yes
Boat Dock
Yes
Species in Mille Lacs Lake
Walleye
Walleye
Perch
Perch
Crappie
Crappie
Muskellunge
Muskellunge
Bluegill
Bluegill
Rock bass
Rock bass
Smallmouth bass
Smallmouth bass
Northern pike
Northern pike
Pumpkinseed
Pumpkinseed
Largemouth bass
Largemouth bass
Rainbow trout
Rainbow trout
Sturgeon
Sturgeon

Overview

Minnesota's walleye factory and second largest inland lake. Add to that a trophy muskie and smallmouth bass fishery. In winter the frozen water resembles a small town, complete with a road system. 132,516 acres

Mille Lacs Lake Map

Fishing Regulations

Special Fishing regulations: This lake has special fishing regulations that differ from statewide or border water regulations for those species identified below and take precedence. Regulations listed below are currently in place. Visit the fishing regulations page for links to upcoming regulations for specific lakes.

Location: including all tributaries from the mouth upstream to posted boundaries

  • Burbot (Eelpout): All burbot must be immediately released.
  • Largemouth and Smallmouth Bass: Beginning May 10, 2025, through May 23, 2025, all bass must be immediately released. Beginning May 24, 2025, all bass greater than 17 inches must be immediately released. Limit of three in combination. Smallmouth harvest ends Sunday, Sept. 7. Largemouth harvest ends Sunday, Feb. 22, 2026.
  • Northern Pike: Beginning May 10, 2025, through March 31, 2026, all northern pike greater than 30 inches must be immediately released. Limit of three. Same regulations for spearing, which concludes Sunday, Feb. 22, 2026.
  • Tullibee (Cisco): Possession limit is five.
  • Walleye: Beginning May 10, 2025, and continuing through Aug. 22, 2025, the daily and possession limit for walleye is two fish, which must be greater than 17 inches in length and only one of which may be greater than 20 inches in length. Beginning Aug. 23 and continuing through Nov. 30, size limits remain in place but the daily and possession limit is three.
  • Yellow Perch: Daily and possession limit five.
  • Night Closure:
  • May 12 - Aug. 31: No fishing for any species from 10 p.m. to 6 a.m. except for below exemptions
  • Exceptions:
    • Beginning June 7 muskellunge and northern pike may be targeted with artificial lures longer than 8 inches or sucker minnows longer than 8 inches. While fishing during the night closure, you may not possess or target any species other than muskellunge or northern pike.
    • Beginning June 1, 2025, bowfishing is allowed but you may not possess angling equipment while bowfishing, and only non-game fish may be in possession.
  • Sept. 1: All night restrictions removed.
  • No culling or live-well sorting: Fish taken into possession are considered part of an angler’s bag limit and cannot be exchanged with another fish. However, when the season for bass is open, smallmouth bass and largemouth bass may be culled following statewide culling rules.

Features

Mille Lacs Lake is the second largest inland lake within the State of Minnesota, and is regarded as one of the premier walleye and perch destinations in the country. The term “walleye factory” is fitting for Mille Lacs considering the natural reproduction and the lakes biology. Nearly 1.1 million walleyes are available to anglers to catch yearly. Not only is Mille Lacs a great walleye destination, but the lakes muskie and smallmouth bass fishery is also outstanding. Since the mid-80’s, Mille Lacs has been designated as an experimental lake and has been managed for trophy fish with special regulations. A voluntary catch-and-release program is sponsored by the Mille Lacs Lake Advisory Association and the Minnesota DNR, along with new management and changing regulations are in place to help improve the fishery. There is also a six-week ban on night fishing which begins the first Monday after opening day. Maximum depths barely exceed 40 feet in Mille Lacs, and much of the main lake falls into the 20 to 38 foot depth ranges. While the north half of Mille Lacs contains most of the lake’s mud flats, the southern portion of the lake offers more gravel and rock bars. Deep-water angling takes place on the southern deep gravel and rocks as well as on dozens of mud flats in the north half of the lake. Shoreline break fishing occurs all around the lake. The weed line usually is around the 10 foot depths. Mille Lacs is also an outstanding winter fishery for perch, walleyes and northern pike. It is one of Minnesota’s most popular winter fishing lakes, ice fishing shanty huts can number in the thousands. Many of the resorts will offer ice house rentals and maintain plowed roads. It is always a good idea to stop into a resort or bait shop to check the ice conditions before venturing out on the ice.

Forage

Juvenile perch, cisco, spottail shiner, mimic shiner, trout perch, pearl dace, bluntnose minnows, darters and logperch. Mayflies, midge larvae and crayfish also provide forage. Perch is the primary forage for walleyes, while ciscoes and trout perch offer forage for muskies and northern pike.

Seasonal Movements

Walleyes and perch will move to rocks, sand and shallow shorelines early in the year to spawn. Spawning usually takes place from early May to mid-June. As summer progresses fish will move throughout the lake. Smallmouth bass will also move into shallow gravel and rock areas during the spring to spawn.
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Fish Species

Bluegill
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Gillnet
Catch Method
0.0769
0Statewide Range19.6668

Mille Lacs Lake Bluegill abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Trophy Potential
This lake has a history of supporting trophy sized bluegill based on past surveys.
Survey YearLargest Fish (in)
20249
20169
Crappie
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Gillnet
Catch Method
0.25
0Statewide Range12.6668

Mille Lacs Lake Crappie abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Trophy Potential
This lake has a history of supporting trophy sized crappie based on past surveys.
Survey YearLargest Fish (in)
202214
Largemouth bass
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Low
2024
Surveyed
Electro
Catch Method
1.1979
0Statewide Range166.4366

Mille Lacs Lake Largemouth bass abundance

Average range for similar lakes

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
2022
Sep
2024
Sep
Muskellunge
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Above Avg.
2024
Surveyed
Gillnet
Catch Method
0.0385
0Statewide Range0.5001

Mille Lacs Lake Muskellunge abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Trophy Potential
This lake has a history of supporting trophy sized muskellunge based on past surveys.
Survey YearLargest Fish (in)
202450
202050
Northern pike
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Gillnet
Catch Method
1.6923
0Statewide Range19.75

Mille Lacs Lake Northern pike abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Trophy Potential
This lake has a history of supporting trophy sized northern-pike based on past surveys.
Survey YearLargest Fish (in)
202445
202339
202242
202141
202040
Perch
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Above Avg.
2024
Surveyed
Gillnet
Catch Method
39.2308
0Statewide Range43.5833

Mille Lacs Lake Perch abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Trophy Potential
This lake has a history of supporting trophy sized perch based on past surveys.
Survey YearLargest Fish (in)
202413
202313
202214
202113
202013
Pumpkinseed
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Gillnet
Catch Method
0.0962
0Statewide Range6.1668

Mille Lacs Lake Pumpkinseed abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Rainbow trout
fish
No survey data
Abundance (CPUE)
No abundance data
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
No Survey Data
Rock bass
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
High
2024
Surveyed
Gillnet
Catch Method
2.2115
0Statewide Range6.5668

Mille Lacs Lake Rock bass abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Smallmouth bass
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Below Avg.
2024
Surveyed
Electro
Catch Method
40.9296
0Statewide Range72.1895

Mille Lacs Lake Smallmouth bass abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Trophy Potential
This lake has a history of supporting trophy sized smallmouth-bass based on past surveys.
Survey YearLargest Fish (in)
202421
202320
202220
202121
202020
Sturgeon
fish
No survey data
Abundance (CPUE)
No abundance data
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
No Survey Data
Walleye
fish
8-27 in
Length Range
17 in
Length Range
2024
Surveyed
Abundance (CPUE)
Outlier
2024
Surveyed
Gillnet
Catch Method
17.7115
0Statewide Range16.9168

Mille Lacs Lake Walleye abundance

Average range for similar lakes

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
2023
Sep
2024
Sep
Trophy Potential
This lake has a history of supporting trophy sized walleye based on past surveys.
Survey YearLargest Fish (in)
201929
201828
201728