Mason County · lake
Grass Lake
Grass Lake is a lake in Mason 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
Rain
82°
66°
16 mph
79%
Sat
Rain
74°
68°
16 mph
79%
Sun
Overcast
76°
65°
16 mph
17%
↘ 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
- Bell Lake0.6 mi
- Otter Creek0.9 mi
- Bath Lake1.0 mi
- Moscow Lake1.6 mi
- Kerton Creek1.6 mi
- Anderson Lake1.6 mi
- Jack Lake2.2 mi
- Swan Lake2.2 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.
Grass Lake fishing — FAQ
Do I need a license to fish Grass 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 Grass Lake?+
Grass Lake is a lake in Mason County, Illinois. Driving directions and an interactive topo map are on this page.