🐟 What fish can you catch in Trenton?

Most commonly caught species around Trenton , IL : Largemouth bass - 5,896 reported catches Channel catfish - 1,062 reported catches Bluegill - 771 reported catches White crappie - 531 reported catches Blue catfish - 438 reported catches .

📢 What are the latest Trenton fishing reports?

The latest Trenton , IL fishing reports are: @sawyer-elliott reported a nice Largemouth bass at Germantown Park . @frankh9306 reported a nice Largemouth bass at Richland Creek . @ericakopp reported a nice Bluegill at Belk Park . @davechady reported a nice Black crappie at Swansea Clinton Hills Conservation Park . @MattBass07 reported a nice Largemouth bass at Swansea Clinton Hills Conservation Park . .

Fishing in Trenton, IL

Q: 🎣 Where to fish in Trenton, Illinois?

Anglers in Trenton , IL recommend these top fishing spots: Kaskaskia River , Old City Reservoir , Highland Silver Lake , Tri-Township Park , Prairie Lakes Park .

Q: 📅 What is the best time to go fishing in Trenton?

Download the Fishbrain app and see today's Fishing and Weather Forecast for Trenton , IL . We give you weather trends and help you find the perfect window to catch your next personal best. With Fishbrain Pro , you will get the following capabilities: Plan smarter: Get hour-by-hour fishing weather conditions. Fish at peak times: Use BiteTime™ predictions to maximize catches. Stay ahead of the weather: Get hyper-local, real-time updates. .

Illinois, United States

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Top fish species in Trenton

Latest Trenton fishing reports

Largemouth bass

Germantown Park

length · weight

Largemouth bass

Richland Creek

length · weight

Bluegill

Belk Park

length · weight

Black crappie

Swansea Clinton Hills Conservation Park

7 in · 4 oz

Largemouth bass

Swansea Clinton Hills Conservation Park

length · weight

Blue catfish

Baldwin Lake

length · weight

Blue catfish

Baldwin Lake

length · weight

Blue catfish

Baldwin Lake

length · weight

Channel catfish

Baldwin Lake

length · weight

Freshwater drum

Horseshoe Lake

length · weight

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Fishing regulations in Trenton

Disclaimer: Always check local fishing regulations, water access rights and land ownership before fishing, regardless of any catches logged in that area by the Fishbrain community. Fishbrain has mapped millions of acres of government-owned land across the USA to help you identify potential fishing access, but you are responsible for ensuring compliance with all legal requirements.

Fishing regulations in Illinois can change throughout the year. Make sure to check this page before fishing for the most up to date rules and regulations for the current season. Local regulations govern when you can fish, the max size of the fish you can keep, how many fish you can keep, and more.

Below you will see fishing regulations for catching Largemouth bass as of April 18th, 2026. To view regulations for a different fish species, please click on your preferred species in the drop-down.

Select species

Largemouth bass

Seasons

Open

Bag limit

Aggregate

There is no statewide size limit. Daily harvest limit is 6 Bass, either singly or in the aggregate, except as specified under Site-Specific Regulations. Only statewide regulations are shown herein, but you can access Site-Specific Regulations online.

Very good Catch, Clean, Cook Largemouth Bass by BlueGabe

Micropterus nigricans

Regulations for

38°36′29.9″N 89°41′6.7″W

Regulations in the map

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FAQ about Trenton fishing

Anglers in Trenton, IL recommend these top fishing spots: Kaskaskia River, Old City Reservoir, Highland Silver Lake, Tri-Township Park, and Prairie Lakes Park.

Most commonly caught species around Trenton, IL:

Largemouth bass - 5,896 reported catches
Channel catfish - 1,062 reported catches
Bluegill - 771 reported catches
White crappie - 531 reported catches
Blue catfish - 438 reported catches

The latest Trenton, IL fishing reports are:

@sawyer-elliott reported a nice Largemouth bass at Germantown Park.
@frankh9306 reported a nice Largemouth bass at Richland Creek.
@ericakopp reported a nice Bluegill at Belk Park.
@davechady reported a nice Black crappie at Swansea Clinton Hills Conservation Park.
@MattBass07 reported a nice Largemouth bass at Swansea Clinton Hills Conservation Park.

Download the and see today's Fishing and Weather Forecast for Trenton, IL. We give you weather trends and help you find the perfect window to catch your next personal best. With Fishbrain Pro, you will get the following capabilities: