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Lake Decatur

Illinois
11.75 km²
39.8469, -88.8993
12 species
NHD 131194651
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Imagery © Esri
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About Lake Decatur

Lake Decatur is a natural lake or pond in Illinois, United States. It covers approximately 11.75 km² (2904 acres). The lake centroid is located at 39.8469° N, 88.8993° W. 12 fish species are commonly found in waters like this one, including 1 introduced species. Lake boundary and identifier come from the USGS National Hydrography Dataset.

At a glance

Best season
April – October
Long open-water season
Natural lake
Large
Room for multiple techniques
Species diversity
Diverse
12 species in this region
Access
Public waterbody
Check Illinois fishing regulations

Weather at Lake Decatur

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Best fishing times today

Day length: 11h 34m
Dawn11:30
Sunrise11:57
Sunset23:32
Dusk23:59

Bite windows today

  • Dawn11:00 – 12:57Excellent
  • Morning12:57 – 17:44Good
  • Midday17:44 – 20:32Calm
  • Afternoon20:32 – 22:32Good
  • Dusk22:32 – 00:29Excellent
  • Night00:29 – 11:00Good
Moon: 13% · waning↑ 08:43

Fish species

Species data comes from GBIF and is refreshed by donors.Support this →

Showing 12 of 12 species

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Water conditions & levels
USGS gauge data near Lake Decatur
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Frequently asked questions

What fish species live in Lake Decatur?

Species you can expect in or near Lake Decatur include Crappie, Yellow Perch, Blue Catfish, Flathead Catfish, Northern Pike, Smallmouth Bass, Largemouth Bass, Channel Catfish, and others. The list is based on species present in Illinois waters and GBIF occurrence records.

How big is Lake Decatur?

Lake Decatur covers approximately 11.75 square kilometres (2904 acres), based on the USGS National Hydrography Dataset.

Where is Lake Decatur located?

Lake Decatur is located in Illinois, United States, with its centroid at 39.8469°, -88.8993°.

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Data sources: USGS National Hydrography Dataset · GBIF