Grass Lake
About Grass Lake
Grass Lake is a 125-acre lake near Groningen in Pine County, Minnesota. It reaches 7 feet at its deepest point, and has roughly 4.5 miles of shoreline.
The DNR has no fish survey on file for this lake, so treat any fishing as exploratory.
The DNR lists public water access for the lake; confirm the launch type before towing a trailer in.
Plan Your Visit to Grass Lake
- 125 acres, up to 7 feet deep, near Groningen
- Public access on record — bring a boat you can hand-launch unless you confirm a ramp
Access & Fees
- Public access
- Public access on record
- Launch fee
- Free at DNR accesses
Conditions
- Surface area
- 125 acres
- Max depth
- 7 ft
- Shoreline
- 4.5 mi
- Shallows (under 15 ft)
- 125 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
Activities
Amenities
Fish Species
Plan your trip to Grass Lake
Compare Grass Lake against the top-ranked lakes nearby, then map your route.
Nearby Lakes
Fish Lake
9 out of 100 Lake ScorePine · Finlayson185 acres
2.4 miles away
Upper Pine Lake
49 out of 100 Lake ScorePine · Finlayson233 acres
2.6 miles away
Grindstone Lake
66 out of 100 Lake ScorePine · Sandstone533 acres
3.5 miles away
Bass Lake
54 out of 100 Lake ScorePine · Finlayson228 acres
4 miles away
Big Pine Lake
59 out of 100 Lake ScorePine · Finlayson399 acres
4.6 miles away
Pine Lake
56 out of 100 Lake ScoreAitkin · Finlayson378 acres
5.3 miles away
Frequently Asked Questions
Where is Grass Lake?
Grass Lake is in Pine County, Minnesota, near Groningen. It covers 125 acres and reaches 7 feet deep.
How big and how deep is Grass Lake?
Grass Lake covers 125 acres with about 4.5 miles of shoreline. Its maximum depth is 7 feet.
What fish can you catch at Grass Lake?
The DNR has no fish survey on file for Grass Lake.
Is there a public boat launch on Grass Lake?
Public access is on record, but not a trailer ramp: public access on record.
Can you swim at Grass Lake?
There is no mapped public swim beach at Grass 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.