Fishing at McMahon, Minnesota
187-acre lake · Scott County · 1 species stocked
McMahon sits at 0 feet — low-elevation, warmer-water in Scott County, Minnesota, covering 187 acres of lake water. The state stocked the lake most recently on January 01, 2022, with 1,875 Walleye averaging 0.0 inches. It's been an active stocking water since at least 0, and the recent records below tell you what's been planted and when.
Recent Stocking Reports
The most recent 4 stocking events on record for McMahon:
| Date | Species | Quantity | Avg size |
|---|---|---|---|
| Jan 1, 2022 | 🐟 Walleye | 1,875 | 0.0″ |
| Jan 1, 2018 | 🐟 Walleye | 1,000 | 0.0″ |
| Jan 1, 2017 | 🐟 Walleye | 3,000 | 0.0″ |
| Jan 1, 2016 | 🐟 Walleye | 2,000 | 0.0″ |
Species You Can Catch
Where to Catch Walleye in Minnesota
If you're targeting one of the species stocked in McMahon, the state-level guide ranks the top lakes by stocking volume — a good supplement to this page when planning a trip:
Best Time to Fish McMahon
For walleye, the best fishing on McMahon is typically in spring and fall, when surface temperatures fall in the 55–70°F range. That window matches the active feeding period for the species and aligns with lake thermal turnover, putting fish in predictable depths and structure. Check the recent stocking dates above — fish are easiest to locate in the first two to four weeks after a planting.
Nearby Lakes
Other stocked waters within ~75 miles of McMahon:
- McMahon Lake — 0.1 mi (121 ac)
- Lennon Lake — 2.1 mi (140 ac)
- Fish — 2.6 mi (176 ac)
- Cynthia — 3.1 mi (196 ac)
- Cynthia Lake — 3.1 mi (186 ac)
- Cleary — 4.1 mi (145 ac)
- Cleary Lake — 4.1 mi (141 ac)
- Spring — 5.4 mi (592 ac)
Fishing Regulations
A valid Minnesota fishing license is required at McMahon. Buy one online and check current regulations at the Minnesota DNR. Always confirm seasonal closures, size limits, and creel limits before fishing.
Frequently Asked Questions
What fish are stocked in McMahon?
McMahon has been stocked with Walleye.
When was McMahon last stocked?
The most recent stocking on record was Jan 1, 2022, when 1,875 walleye were planted.
Do I need a fishing license for McMahon?
Yes — a valid Minnesota fishing license is required. Purchase one online from the Minnesota DNR.