Lake Harriet
About Lake Harriet
Lake Harriet is a 265-acre lake near Isabella in Lake County, Minnesota. It reaches 37 feet at its deepest point, and has roughly 6.4 miles of shoreline. DNR surveys put average water clarity at about 9.3 feet.
Minnesota DNR fisheries surveys list 6 fish species here, including walleye, northern pike, black crappie, yellow perch, and burbot. The most recent fisheries survey on file dates to 2025.
There is one public boat launch (concrete surface) managed by the US Forest Service.
Plan Your Visit to Lake Harriet
- 265 acres, up to 37 feet deep, near Isabella
- 1 public boat launch (concrete) — managed by the US Forest Service
- Game fish on the DNR survey: walleye, northern pike, black crappie, yellow perch, and burbot
- Average water clarity around 9.3 feet
Access & Fees
- Public access
- 1 public boat launch (concrete)
- Launch fee
- Free at DNR accesses
- Managed by
- US Forest Service
Conditions
- Surface area
- 265 acres
- Max depth
- 37 ft
- Shoreline
- 6.4 mi
- Water clarity
- 9.3 ft
- Shallows (under 15 ft)
- 194 acres
Rules & Regulations
- A Minnesota fishing license is required for anglers 16 and older
- Drain plugs must be out and all water drained before leaving any access; remove aquatic plants from boats and trailers
- Children under 10 must wear a life jacket on a boat that is underway
Facilities
- 1 public boat launch (concrete)
- 1 carry-in access
Best For
- Quiet paddling
- Ice fishing
- Ice is never completely safe — check thickness yourself before walking or driving on any lake
Angler's Report
Minnesota DNR LakeFinder- Species on survey
- 6
- Game fish
- 5
- Stocked
- No
- Last DNR survey
- 2025
- Special regulations
- No
- Fishing pier
- No
- Ice fishing
- Yes
- Boat launch
- Yes
Fishing data: Minnesota Department of Natural Resources. Regulations change — confirm with the current DNR fishing regulations.
Activities
Amenities
Fish Species
Plan your trip to Lake Harriet
Compare Lake Harriet against the top-ranked lakes nearby, then map your route.
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Nearby Lakes
Sister Lake
24 out of 100 Lake ScoreLake · Sawbill Landing125 acres
0.9 miles away
Dam Five Lake
51 out of 100 Lake ScoreLake · Isabella78 acres
1.7 miles away
Wilson Lake
62 out of 100 Lake ScoreLake · Schroeder650 acres
1.8 miles away
Hogback Lake
59 out of 100 Lake ScoreLake · Isabella40 acres
2.1 miles away
Little Wilson Lake
45 out of 100 Lake ScoreLake · Schroeder55 acres
2.2 miles away
Wye Lake
41 out of 100 Lake ScoreLake · Isabella52 acres
2.4 miles away
Frequently Asked Questions
Where is Lake Harriet?
Lake Harriet is in Lake County, Minnesota, near Isabella. It covers 265 acres and reaches 37 feet deep.
How big and how deep is Lake Harriet?
Lake Harriet covers 265 acres with about 6.4 miles of shoreline. Its maximum depth is 37 feet.
What fish can you catch at Lake Harriet?
Minnesota DNR surveys list Walleye, Northern Pike, Black Crappie, Yellow Perch, and Burbot. A Minnesota fishing license is required for anyone 16 and older.
Is there a public boat launch on Lake Harriet?
Yes. Lake Harriet has 1 public boat launch (concrete), managed by the US Forest Service. DNR public water accesses are free to use.
Can you swim at Lake Harriet?
There is no mapped public swim beach at Lake Harriet. Minnesota's public waters are open to swimming where you have legal access, but there are no lifeguards or water-quality monitoring away from designated beaches.
Is Lake Harriet stocked?
The DNR has no stocking report on file for Lake Harriet; its fishery is sustained by natural reproduction or has not been stocked recently.