Long Lake
About Long Lake
Long Lake is a 102-acre lake near Stillwater in Washington County, Minnesota. It reaches 22 feet at its deepest point, and has roughly 3.9 miles of shoreline.
Minnesota DNR fisheries surveys list 5 fish species here, including walleye and bluegill. The most recent fisheries survey on file dates to 1997.
No public water access is on record with the DNR, so getting on the water generally depends on a resort, private landing or permission from a shoreline owner. The lake is listed as infested with Eurasian watermilfoil — clean, drain and dry your boat and gear before leaving. Ice typically goes out around March 29, based on 10 years of DNR ice-out records.
Plan Your Visit to Long Lake
- 102 acres, up to 22 feet deep, near Stillwater
- No public access on record — access is through resorts, private landings or shoreline owners
- Game fish on the DNR survey: walleye and bluegill
- Listed as infested with Eurasian watermilfoil — clean, drain and dry before you leave
Access & Fees
- Public access
- No public access on record
- Launch fee
- —
Conditions
- Surface area
- 102 acres
- Max depth
- 22 ft
- Shoreline
- 3.9 mi
- Shallows (under 15 ft)
- 97 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
No developed facilities on record. Plan to be self-sufficient.
- Ice is never completely safe — check thickness yourself before walking or driving on any lake
Angler's Report
Minnesota DNR LakeFinder- Species on survey
- 5
- Game fish
- 2
- Stocked
- No
- Last DNR survey
- 1997
- Special regulations
- No
- Fishing pier
- No
- Ice fishing
- Yes
- Boat launch
- No
Fishing data: Minnesota Department of Natural Resources. Regulations change — confirm with the current DNR fishing regulations.
Ice-Out History
- Median ice-out
- March 29
- Years of record
- 10
- Earliest
- February 28, 2024
- Latest
- April 10, 2022
- Most recent
- March 19, 2025
See every lake on the ice-out tracker. Ice-out data: Minnesota DNR State Climatology Office.
Activities
Amenities
Fish Species
Plan your trip to Long Lake
Compare Long Lake against the top-ranked lakes nearby, then map your route.
Nearby Lakes
Lily Lake
57 out of 100 Lake ScoreWashington · Stillwater44 acres
1.4 miles away
Jane Lake
58 out of 100 Lake ScoreWashington · Lake Elmo158 acres
4.1 miles away
DeMontreville Lake
57 out of 100 Lake ScoreWashington · Lake Elmo157 acres
4.7 miles away
Lake Elmo
78 out of 100 Lake ScoreWashington · Lake Elmo257 acres
4.7 miles away
Little Carnelian Lake
30 out of 100 Lake ScoreWashington · Carnelian Junction137 acres
5.6 miles away
Big Carnelian Lake
66 out of 100 Lake ScoreWashington · Stillwater457 acres
6.5 miles away
Frequently Asked Questions
Where is Long Lake?
Long Lake is in Washington County, Minnesota, near Stillwater. It covers 102 acres and reaches 22 feet deep.
How big and how deep is Long Lake?
Long Lake covers 102 acres with about 3.9 miles of shoreline. Its maximum depth is 22 feet.
What fish can you catch at Long Lake?
Minnesota DNR surveys list Walleye and Bluegill. A Minnesota fishing license is required for anyone 16 and older.
Is there a public boat launch on Long Lake?
No. The DNR lists no public water access on Long Lake.
Can you swim at Long Lake?
There is no mapped public swim beach at Long Lake. 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 Long Lake stocked?
The DNR has no stocking report on file for Long Lake; its fishery is sustained by natural reproduction or has not been stocked recently.
When does the ice go out on Long Lake?
The median ice-out date is March 29, from 10 years of Minnesota DNR records. The earliest on record is February 28, 2024 and the latest is April 10, 2022.
Does Long Lake have invasive species?
Yes. The DNR lists Long Lake as infested with Eurasian watermilfoil. State law requires you to clean off plants, pull the drain plug and drain all water before leaving the access.