Fishing in Waterloo, IL

Q: 🎣 Where to fish in Waterloo, Illinois?

Anglers in Waterloo , IL recommend these top fishing spots: Mississippi River (IL) , Meramec River , Bee Tree County Park , Joachim Creek , Gravois Creek .

Q: 🐟 What fish can you catch in Waterloo?

Most commonly caught species around Waterloo , IL : Largemouth bass - 11,766 reported catches Channel catfish - 2,317 reported catches Bluegill - 1,838 reported catches Green sunfish - 955 reported catches Rainbow trout - 953 reported catches .

Q: 📢 What are the latest Waterloo fishing reports?

The latest Waterloo , IL fishing reports are: @myleslapidus reported a nice Silver carp at Simpson Park Lake . @jacob.shropshire reported a nice Channel catfish at Fenton Creek . @siah618 reported a nice Green sunfish at Gravois Creek . .

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

Download the Fishbrain app and see today's Fishing and Weather Forecast for Waterloo , 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 Waterloo

Latest Waterloo fishing reports

Silver carp

Simpson Park Lake

32 in · 17 lb

Channel catfish

Fenton Creek

25 in · 8 lb

Tilles Park

length · weight

Tilles Park

length · weight

Green sunfish

Gravois Creek

length · weight

Blue catfish

Vlasis Park Pond 1

12 in · 1 lb 3 oz

Tilles Park

length · weight

Tilles Park

length · weight

Channel catfish

January-Wabash Park

length · weight

Bluegill

Tiemeyer Park

length · weight

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Fishing regulations in Waterloo

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 June 17th, 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

Additional information

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.

Edibility

Very good Catch, Clean, Cook Largemouth Bass by BlueGabe

Synonyms

Micropterus nigricans

Regulations for

38°20′25.1″N 90°09′13.7″W

Regulations in the map

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FAQ about Waterloo fishing

🎣 Where to fish in Waterloo, Illinois?

Anglers in Waterloo, IL recommend these top fishing spots: Mississippi River (IL), Meramec River, Bee Tree County Park, Joachim Creek, and Gravois Creek.

🐟 What fish can you catch in Waterloo?

Most commonly caught species around Waterloo, IL:

Largemouth bass - 11,766 reported catches
Channel catfish - 2,317 reported catches
Bluegill - 1,838 reported catches
Green sunfish - 955 reported catches
Rainbow trout - 953 reported catches

📢 What are the latest Waterloo fishing reports?

The latest Waterloo, IL fishing reports are:

@myleslapidus reported a nice Silver carp at Simpson Park Lake.
@jacob.shropshire reported a nice Channel catfish at Fenton Creek.
@siah618 reported a nice Green sunfish at Gravois Creek.

📅 What is the best time to go fishing in Waterloo?

Download the and see today's Fishing and Weather Forecast for Waterloo, 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: