Green County · reservoir · 109 acres
Decatur Lake
Stocked 5× since 2025 · Wisconsin DNR
Decatur Lake is a reservoir in Green County, Wisconsin, stocked with Black Crappie, Bluegill, Largemouth Bass and Walleye — most recently on Jan 1, 2025. FishableWaters aggregates every stocking record for this water from Wisconsin DNR; the latest schedule and today's bite windows are above.
Best days this week
Days near a new or full moon tend to fish best.
Today's bite windows
Conditions, next 3 days
Today
Overcast
85°
59°
8 mph
0%
Fri
Rain
77°
62°
15 mph
70%
Sat
Rain
74°
64°
20 mph
80%
→ pressure steadyStable weather — expect a normal bite.
Stocking ledger
| — 2025 — | ||||
| Jan 1 | Bluegill | 100 | 3" | |
| Jan 1 | Yellow Perch | 200 | 3" | |
| Jan 1 | Walleye | 400 | 8" | |
| Jan 1 | Black Crappie | 300 | 3" | |
| Jan 1 | Largemouth Bass | 100 | 3" | |
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
All Wisconsin waters with black crappie → · All Wisconsin waters with bluegill →
Nearby waters
- Searles Creek0.3 mi
- Norwegian Creek1.1 mi
- Juda Branch2.8 mi
- Marsh Creek2.9 mi
- Maloney Ponds3.0 mi
- Sylvester Creek4.1 mi
- Albany Lake4.7 mi
- Little Sugar River5.1 mistocked Jan 1, 2025
Seasons, limits, and rules are the state's call — check the official WI regulations and buy your license before you go. We link the source; we never restate the rules.
Decatur Lake fishing — FAQ
What fish are stocked in Decatur Lake?+
Decatur Lake is stocked with Black Crappie, Bluegill, Largemouth Bass and Walleye in Green County, Wisconsin, most recently on Jan 1, 2025 by Wisconsin DNR. The full stocking ledger is on this page.
When does Decatur Lake get stocked?+
Going by 5 records since 2025, stocking at Decatur Lake peaks in January. Check this page for the season's scheduled and most recent stockings.
Do I need a license to fish Decatur Lake?+
Yes — Wisconsin requires a fishing license. Buy one from the state and check current seasons and limits before you go; both are linked on this page.
Where is Decatur Lake?+
Decatur Lake is a reservoir in Green County, Wisconsin. Driving directions and an interactive topo map are on this page.
Data: Wisconsin DNR · updated Jan 1, 2025 · checked daily · we publish what agencies publish, nothing else.