🐟 What fish can you catch in Belvidere?

Most commonly caught species around Belvidere , IL : Largemouth bass - 18,126 reported catches Smallmouth bass - 4,898 reported catches Bluegill - 2,507 reported catches Northern pike - 1,853 reported catches Channel catfish - 1,491 reported catches .

📢 What are the latest Belvidere fishing reports?

The latest Belvidere , IL fishing reports are: @rhyswippermann reported a nice Brown bullhead at Rock River (IL, WI) . @micahbalch reported a nice Golden redhorse at Deer Creek . @micahbalch reported a nice Golden redhorse at Deer Creek . @micahbalch reported a nice Golden redhorse at Deer Creek . @ogserpa reported a nice Paddlefish at Rock River (IL, WI) . .

Fishing in Belvidere, IL

Q: 🎣 Where to fish in Belvidere, Illinois?

Anglers in Belvidere , IL recommend these top fishing spots: Rock River (IL, WI) , Kishwaukee River , Pierce Lake , South Branch Kishwaukee River , Candlewick Lake .

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

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

Q: What's the biggest Bluegill caught in Belvidere?

The biggest Bluegill (by length) reported in Belvidere , IL was a 11 ft / 500 lbs caught by Fishbrain user @olliemilz at Spring Brook on July 11, 2022 .

Illinois, United States

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Top fish species in Belvidere

Latest Belvidere fishing reports

Brown bullhead

Rock River (IL, WI)

10 in · 1 lb

Golden redhorse

Deer Creek

length · weight

Golden redhorse

Deer Creek

length · weight

Golden redhorse

Deer Creek

length · weight

Paddlefish

Rock River (IL, WI)

length · weight

Golden redhorse

Deer Creek

length · weight

Bluegill

Crystal Lake

length · weight

Greengill hybrid

Spring Lake

length · weight

Smallmouth bass

Rock River (IL, WI)

length · weight

Largemouth bass

Lake in the Hills (Woods Creek Lake)

22 in · 6 lb

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Fishing regulations in Belvidere

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 May 13th, 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

42°15′15.8″N 88°51′53.6″W

Regulations in the map

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FAQ about Belvidere fishing

Anglers in Belvidere, IL recommend these top fishing spots: Rock River (IL, WI), Kishwaukee River, Pierce Lake, South Branch Kishwaukee River, and Candlewick Lake.

Most commonly caught species around Belvidere, IL:

Largemouth bass - 18,126 reported catches
Smallmouth bass - 4,898 reported catches
Bluegill - 2,507 reported catches
Northern pike - 1,853 reported catches
Channel catfish - 1,491 reported catches

The latest Belvidere, IL fishing reports are:

@rhyswippermann reported a nice Brown bullhead at Rock River (IL, WI).
@micahbalch reported a nice Golden redhorse at Deer Creek.
@micahbalch reported a nice Golden redhorse at Deer Creek.
@micahbalch reported a nice Golden redhorse at Deer Creek.
@ogserpa reported a nice Paddlefish at Rock River (IL, WI).

Download the and see today's Fishing and Weather Forecast for Belvidere, 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.

The biggest Largemouth bass (by length) reported in Belvidere, IL was a 12 ft / 2 lbs caught by Fishbrain user @midwest at Geneva Lake on May 12, 2015.

The biggest Smallmouth bass (by length) reported in Belvidere, IL was a 6 ft / 10 lbs caught by Fishbrain user @CarsonR6 at Rock River (IL, WI) on July 15, 2017.

The biggest Bluegill (by length) reported in Belvidere, IL was a 11 ft / 500 lbs caught by Fishbrain user @olliemilz at Spring Brook on July 11, 2022.