Johnson County · reservoir · 22 acres
Simpson Lake
Simpson Lake is a reservoir in Johnson County, Illinois. FishableWaters aggregates every stocking record for this water from Illinois's fish & wildlife agency; 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
87°
65°
9 mph
20%
Sat
Rain
78°
67°
12 mph
43%
Sun
Drizzle
76°
66°
9 mph
39%
↘ pressure fallingFalling pressure ahead of a front often turns the bite on.
Stocking ledger
No published stocking records yet. This water stays in our books — the ledger begins the hour its state agency publishes a record.
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
Nearby waters
- Hayes Creek1.7 mi
- Little Bay Creek1.9 mi
- East Branch Cedar Creek2.8 mi
- Max Creek2.9 mi
- Lake Echon3.5 mi
- Cedar Creek3.6 mi
- Vienna Correctional Center Lake4.8 mi
- Hill Branch4.7 mi
Seasons, limits, and rules are the state's call — check the official IL regulations and buy your license before you go. We link the source; we never restate the rules.
Simpson Lake fishing — FAQ
Do I need a license to fish Simpson Lake?+
Yes — Illinois 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 Simpson Lake?+
Simpson Lake is a reservoir in Johnson County, Illinois. Driving directions and an interactive topo map are on this page.