Today on Mary
· Tomorrow & the week: Lake Report or Premium →Best fishing times
All fishTimes by species available in Premium
Wind & weather
National Weather ServiceWhat Mary is best for
DNR data
WalleyeCommon · stocked8.1
PerchPanfish, common · stocked7.5
CrappiePanfish, common · stocked7.5
BluegillPanfish, common6.5
LargemouthCommon6.5
Northern pikePresent4.0How we rate
Start from how common the DNR says the fish is (abundant 7.5, common 6, present 3.5). Add 1 if the DNR stocked it in the last 5 years, 0.6 for walleye in two-story or complex lakes, and up to 0.9 for lake size. The DNR counts bluegill, perch and crappie together as panfish, so they share a score.
Depth map
Wisconsin DNRTap a map to zoom. Pinch or scroll to zoom in, drag to move.
Not for navigation. Old survey; depths and weed lines change.
Rules on this lake
DNR · checked 2026-10-07| Walleye | 18" min · 3 a dayMay 2, 2026 to March 7, 2027 | Open |
| Northern pike | 26" min · 2 a dayMay 2, 2026 to March 7, 2027 | Open |
 Bass | 14" min · 5 a dayMay 2, 2026 to March 7, 2027 | Open |
| Panfish | No size limit · 25 a dayOpen All Year | Open |
| Sturgeon | No fishing | Closed |
Launches & access
1 public- Access Nr Lance Dr Twin LksDirections
Stocking
DNR records| 2025 | 3,291 walleye large fingerling, 6.9" |
| 2024 | 420 yellow perch adult, 6" 590 black crappie adult, 7" |
| 2023 | 319 yellow perch adult, 7" 3,300 walleye large fingerling, 7.1" 227 black crappie adult, 7" |
| 2022 | 850 yellow perch fall yearling, 6" 13 smallmouth bass small fingerling, 3" 290 black crappie fall yearling, 6" |
| 2021 | 3,274 walleye large fingerling, 7.2" |
The DNR has 13 fish surveys on file for this lake.
Before you go
DNRThis is health advice about eating fish, from the DNR. It is not how many you can catch or keep. Catch limits are in Rules.
Eat any amount Bluegill and Sunfish, Bullheads, Crappies, Inland Trout, Yellow Perch
Up to 1 meal a week Bass, Catfish, Pike, Walleye, All Other Species and Sizes
Up to 1 meal a month Muskies
Statewide advice; no lake-specific advisory. Stricter for women who may get pregnant and children under 15. DNR detailsBanded Mystery Snail · Chinese Mystery Snail · Curly-Leaf Pondweed · Eurasian Water-Milfoil · Hybrid Eurasian / Northern Water-Milfoil · Purple Loosestrife · Zebra Mussel
Drain all water, remove plants and animals, and never move live fish or bait to another lake.Ice on Mary
Reports & estimateReviews
No reviews yetNear Mary
Local dealsLocal bait shops, resorts and supper clubs can put a coupon here and on the printed sheet, free for a year. Add your business
Mary board
Catches & reportsLakes near Mary
Within 25 miles| Lake | Miles | Acres | Max depth |
|---|---|---|---|
| Elizabeth LakeKenosha | 1.3 | 638 | 32 ft |
| Benedict LakeWalworth | 2.5 | 78 | 38 ft |
| Powers LakeWalworth | 2.7 | 459 | 33 ft |
| Lilly LakeKenosha | 3.5 | 87 | 22 ft |
| Peat LakeKenosha | 5.3 | 92 | 8 ft |
| Pell LakeWalworth | 5.4 | 86 | 13 ft |
| Silver LakeKenosha | 5.5 | 464 | 43 ft |
| Camp LakeKenosha | 5.7 | 461 | 17 ft |
Mary questions
How deep is Lake Mary?
Lake Mary is 33 feet at its deepest, and 9 feet deep on average. It covers 327 acres.
What fish are in Lake Mary?
The Wisconsin DNR lists panfish (common), largemouth bass (common), walleye (common) and northern pike (present).
Where is the boat launch on Lake Mary?
There is 1 public launch: Access Nr Lance Dr Twin Lks.
Do I need a trout stamp to fish Lake Mary?
A Wisconsin fishing license covers this lake. No trout or Great Lakes stamp needed here.
What is the walleye limit on Lake Mary?
18" min · 3 a day. Season: May 2, 2026 to March 7, 2027.
Is Lake Mary stocked?
Yes. In 2025 the DNR and partners stocked 3,291 walleye (large fingerling).
Fish it longer
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Sources: Wisconsin DNR (lake facts, species, rules, stocking, consumption advice, survey map), National Weather Service (forecast). Sun and moon computed for the lake's location. Best times are a model of light and moon, not a promise. Checked 2026-10-07.