Lake Mary
About Lake Mary
Lake Mary is a 413-acre lake near Emily in Crow Wing County, Minnesota. It reaches 34 feet at its deepest point, and has roughly 4.7 miles of shoreline. DNR surveys put average water clarity at about 3.5 feet, so expect stained or algae-tinted water in summer.
Minnesota DNR fisheries surveys list 13 fish species here, including walleye, northern pike, largemouth bass, black crappie, bluegill, and pumpkinseed. The DNR has stocking records for the lake, so check the stocking report for the most recent species and year classes. The most recent fisheries survey on file dates to 2024.
The DNR lists public water access for the lake; confirm the launch type before towing a trailer in. The lake is listed as infested with Eurasian watermilfoil — clean, drain and dry your boat and gear before leaving. Ice typically goes out around April 15, based on 7 years of DNR ice-out records.
Plan Your Visit to Lake Mary
- 413 acres, up to 34 feet deep, near Emily
- Public access on record — bring a boat you can hand-launch unless you confirm a ramp
- Game fish on the DNR survey: walleye, northern pike, largemouth bass, black crappie, bluegill, and pumpkinseed
- Average water clarity around 3.5 feet — expect green or stained water by midsummer
- Listed as infested with Eurasian watermilfoil — clean, drain and dry before you leave
Access & Fees
- Public access
- Public access on record
- Launch fee
- Free at DNR accesses
Conditions
- Surface area
- 413 acres
- Max depth
- 34 ft
- Shoreline
- 4.7 mi
- Water clarity
- 3.5 ft
- Shallows (under 15 ft)
- 126 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.
Best For
- Walleye fishing
- Ice fishing
- Low-clarity lakes are prone to summer algae blooms; keep dogs out of green, scummy water
- Ice is never completely safe — check thickness yourself before walking or driving on any lake
Angler's Report
Minnesota DNR LakeFinder- Species on survey
- 13
- Game fish
- 8
- Stocked
- Yes
- Last DNR survey
- 2024
- 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
- April 15
- Years of record
- 7
- Earliest
- March 18, 2016
- Latest
- May 2, 2023
- Most recent
- May 2, 2023
See every lake on the ice-out tracker. Ice-out data: Minnesota DNR State Climatology Office.
Activities
Amenities
Fish Species
Plan your trip to Lake Mary
Compare Lake Mary against the top-ranked lakes nearby, then map your route.
Nearby Lakes
Lake Emily
50 out of 100 Lake ScoreCrow Wing · Emily721 acres
1.7 miles away
Ruth Lake
62 out of 100 Lake ScoreCrow Wing · Emily599 acres
1.8 miles away
Trout Lake
60 out of 100 Lake ScoreCrow Wing · Emily117 acres
3.1 miles away
Anna Lake
25 out of 100 Lake ScoreCrow Wing · Emily112 acres
3.7 miles away
Island Lake
55 out of 100 Lake ScoreCrow Wing · Emily240 acres
3.8 miles away
Lows Lake
26 out of 100 Lake ScoreCrow Wing · Little Pine302 acres
4.1 miles away
Frequently Asked Questions
Where is Lake Mary?
Lake Mary is in Crow Wing County, Minnesota, near Emily. It covers 413 acres and reaches 34 feet deep.
How big and how deep is Lake Mary?
Lake Mary covers 413 acres with about 4.7 miles of shoreline. Its maximum depth is 34 feet.
What fish can you catch at Lake Mary?
Minnesota DNR surveys list Walleye, Northern Pike, Largemouth Bass, Black Crappie, Bluegill, Pumpkinseed, Yellow Perch, and Rock Bass and other species. A Minnesota fishing license is required for anyone 16 and older.
Is there a public boat launch on Lake Mary?
Public access is on record, but not a trailer ramp: public access on record.
Can you swim at Lake Mary?
There is no mapped public swim beach at Lake Mary. 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 Mary stocked?
Yes. The Minnesota DNR has stocking records for Lake Mary; species and numbers vary by year, so see the stocking report on DNR LakeFinder.
When does the ice go out on Lake Mary?
The median ice-out date is April 15, from 7 years of Minnesota DNR records. The earliest on record is March 18, 2016 and the latest is May 2, 2023.
Does Lake Mary have invasive species?
Yes. The DNR lists Lake Mary 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.