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Lake Information

County: DeWitt

Acreage: 4895

Average Depth: 14.99 feet

Shoreline Length: 129.9 miles

Recreational Amenities

Boat Fishing? Unrestricted

Boat Ramps? Yes

Boat Rental? Yes

Skiing? Yes

Swimming? Yes

Picnicking? Yes

Camping? Yes

North Fork West Side Weldon Access DeWitt Bridge Marina Mascoutin Wetland Area Parnell Access Rt. 10 Shore Dam

    Click on lake names for a more detailed map.
     Dam, DeWitt Bridge, Marina, Mascoutin State Park, North Fork,
     Parnell Access, Rt. 10 Shore, Weldon Access, West Side,
     Wetland Area


There are no zebra mussels in this lake.

Lake Status Summary  ( Full PDF Report )

Click here for a list of all reports.



Avg Wt.


Fish Status





In an attempt to improve the crappie fishery, blacknose crappie are stocked from on-site rearing ponds. During the most recent survey, the catch rate for black crappie was 13.6 black crappie per hour and the catch rate for white crappie was 61.4 per hour. There was a large increase in the number of white crappie in the recent survey. Clinton Lake is producing a tremendous crappie fishery.



1.9 lbs


Hybrid striped bass were first stocked in Clinton Lake in 1978. During the spring netting survey, hybrid striped bass were collected at an above-average rate and ranged in size from 15 inches to 26 inches. The heaviest hybrid weighed 11.68 pounds and the average weight was 3.94 pounds. Clinton Lake has an excellent hybrid striped bass fishery.



0.8 lbs


The most recent survey resulted in an above-average catch rate for this lake. The largest bass collected weighed 5.7 pounds. There are good numbers of larger bass in the lake, with 51% being over 12 inches in length and 33% over 15 inches. Clinton Lake has an excellent bass population.



0.9 lbs


The heaviest walleye collected weighed 5.63 pounds. Clinton Lake has a good walleye fishery.


Very Good

0.1 lbs


There were strong year classes in 2011 and 2014, which has produced a great white bass fishery. The catch rate in the most recent survey double the 4-survey average. The largest white bass collected weighed 1.6 pounds and the average weight was 0.5 pounds.

Detailed fishing report   

Fishing Report






Fair: Fish hitting while trolling with water leeches.



Fair: Cast large minnows in deeper water levels; the cold side of the lake is best. STRIPED BASS - are being taken at the spillway with chicken liver and crawdads.



Barely Fair: Here and there; catching a few fish deep in deep water with minnows.



Good: Shad is the # 1 bait; Fish being caught large minnows, shrimp, and cheesebait in the gravel pits.

Location: Clinton Lake is located in DeWitt County 10 miles east of Clinton, IL.

Description: This 4,895-acre lake was constructed to serve as a cooling reservoir for the Clinton Nuclear Power Station. The lake has a maximum depth of 60 feet and an average depth of 15 feet. Clinton Lake is No Wake for all boats from 1/2 hour after sunset to 1/2 hour before sunrise with the exception of waterfowl hunters. Various portions of the lake are designated as no-wake, electric motor only, or no boat areas for safety and security reasons. All IDNR ramps are now equipped with wheelchair accessible boat docks. There are 17 Class AA campsites, 286 Class A campsites and 5 Class B/S campsites at Clinton Lake with showers and almost all are adaptable to either tents, trailers or motor homes. Bowfishing is allowed on certain areas of the lake.

History and Status of the Sport Fishery: The IDNR Division of Fisheries has been active in the management of the fisheries in Clinton Lake since the lake opened in 1979. The lake receives stockings of walleye, hybrid striped bass, blue catfish, and blacknose crappie.

Additional Lake Information: Bowfishing is allowed on certain areas of the lake. All IDNR ramps are now equipped with wheelchair accessible boat docks.

Contact Information:
Site Office
217- 935-8722
IDNR Fisheries County Biologist:

Interested in participating in one of these public tournaments? Contact us for tournament contact information.

2016 Approved or Pending Tournaments
Start Date End Date
(if different from start)
ID Ramp Location Max Boats Public?
August-27, Sat3173 Marina 15No
September-03, SatSeptember-04, Sun2388 Marina 50Yes
September-17, SatSeptember-18, Sun2477 Marina 20No
September-17, SatSeptember-18, Sun3984 Marina 10No
September-17, Sat4046 Marina 25Yes
September-18, Sun1846 Marina 30No
September-18, Sun4169 West Side 4No
September-24, Sat1648 Marina 30Yes
September-25, Sun2794 Marina 15No
September-25, Sun3586 Marina 60Yes
October-01, SatOctober-02, Sun2983 Marina 30No
October-02, Sun1791 Marina 50Yes
October-08, SatOctober-09, Sun2149 Mascoutin State Park 15No
October-08, SatOctober-09, Sun2389 Marina 50Yes
October-08, Sat4107 West Side 15No
October-15, SatOctober-16, Sun2227 Mascoutin State Park 10No
October-23, Sun2924 Marina 50No
November-12, Sat4032 Marina 15No