Today on Delavan
· Tomorrow & the week: Lake Report or Premium →Best fishing times
All fishTimes by species available in Premium
Wind & weather
National Weather ServiceWhat Delavan is best for
DNR data
CrappiePanfish, abundant · stocked9.3
BluegillPanfish, abundant8.3
PerchPanfish, abundant8.3
WalleyePresent · stocked5.9
MuskyPresent · stocked5.3
LargemouthPresent4.3
SmallmouthPresent4.3
Northern pikePresent4.3How 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 DNRSheets 3 to 3
The DNR drew Delavan on 3 sheets.
Tap 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 |
| Musky | 40" min · 1 a dayMay 2, 2026 to December 31, 2026 on open water | Open |
| Northern pike | 32" min · 1 a dayMay 2, 2026 to March 7, 2027 | Open |
| Bass | 18" min · 1 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
4 public- Access at End Of Blue Gill CtDirections
- Access Off State Hwy 50Directions
- Access - Shore Rd.Directions
- 400 Inlet Shore DriveDirections
Stocking
DNR records| 2024 | 1,125 muskellunge large fingerling, 10" |
| 2023 | 71,132 walleye small fingerling, 1.5" 1,200 muskellunge large fingerling, 10" 500 black crappie large fingerling, 3" |
| 2022 | 1,250 muskellunge large fingerling, 10" |
| 2021 | 1,045 muskellunge large fingerling, 10" |
| 2018 | 80,987 walleye small fingerling, 1.36" |
The DNR has 47 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 · Curly-Leaf Pondweed · Eurasian Water-Milfoil · Hybrid Eurasian / Northern Water-Milfoil · Ornamental water lilies (non-native Nymphaea sp.) · Pennywort · Phragmites (non-native) · Purple Loosestrife · Zebra Mussel
Drain all water, remove plants and animals, and never move live fish or bait to another lake.Delavan board
Catches & reportsLakes near Delavan
Within 25 miles| Lake | Miles | Acres | Max depth |
|---|---|---|---|
| Comus LakeWalworth | 3.1 | 164 | 6 ft |
| Como LakeWalworth | 6.1 | 946 | 9 ft |
| Geneva LakeWalworth | 6.1 | 5,262 | 135 ft |
| Turtle LakeWalworth | 9.2 | 140 | 35 ft |
| North LakeWalworth | 9.8 | 191 | 11 ft |
| Lake WandawegaWalworth | 9.9 | 119 | 8 ft |
| Lake LorraineWalworth | 10.9 | 133 | 8 ft |
| Mill LakeWalworth | 11.2 | 271 | 44 ft |
Delavan questions
How deep is Delavan Lake?
Delavan Lake is 52 feet at its deepest, and 21 feet deep on average. It covers 1,906 acres.
What fish are in Delavan Lake?
The Wisconsin DNR lists panfish (abundant), musky (present), largemouth bass (present), smallmouth bass (present), northern pike (present) and walleye (present).
Where is the boat launch on Delavan Lake?
There are 4 public launches: Access at End Of Blue Gill Ct, Access Off State Hwy 50, Access - Shore Rd. and 400 Inlet Shore Drive.
Do I need a trout stamp to fish Delavan Lake?
A Wisconsin fishing license covers this lake. No trout or Great Lakes stamp needed here.
What is the walleye limit on Delavan Lake?
18" min · 3 a day. Season: May 2, 2026 to March 7, 2027.
Is Delavan Lake stocked?
Yes. In 2024 the DNR and partners stocked 1,125 muskellunge (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.