Available sites
126 total sites
RV Sites
Tent Sites
About Thomson Causeway
Seasonal information
2026 Season availability
Campground Amenities
Most popular amenities
Playground
RV Utilities and Hookups
- Dump station on site
Water and Hygiene
- Potable Water
On Site Services
- Playground
Rates, Sites & Availability
126 Sites Available
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No available sites
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Site Details
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126 Sites Available
No available sites
All sites are booked for your selected dates. Try showing all sites to see booked options, create an alert to be notified when something opens up, or adjust your dates.
Reviews (823)
What Guests Are Saying
Thomson Causeway is a well-maintained and beautiful campground with stunning views of the Mississippi River, abundant wildlife, and excellent biking trails. Visitors appreciate the clean facilities, friendly staff, and spacious camping areas. While there are minor concerns like occasional bugs and limited shower facilities, the overall experience is positive, making it a favorite destination for many campers.
What Guests Are Saying
Thomson Causeway is a well-maintained and beautiful campground with stunning views of the Mississippi River, abundant wildlife, and excellent biking trails. Visitors appreciate the clean facilities, friendly staff, and spacious camping areas. While there are minor concerns like occasional bugs and limited shower facilities, the overall experience is positive, making it a favorite destination for many campers.
Review Summary
Robert M
VerifiedSeptember 23, 2026 • Stayed at: 104, Loop: HPOI
I was very nice. Had not been there for a long time. Did not no they had water at sites. Loved it.
Krista L
VerifiedSeptember 22, 2026 • Stayed at: 097, Loop: RIVE
We love this campground! It is clean with beautiful sunsets.
Sandy H
VerifiedSeptember 21, 2026 • Stayed at: 076, Loop: PMAN
It's a nice place
Rob W
VerifiedSeptember 20, 2026 • Stayed at: 098, Loop: RIVE
Nice people, beautiful park.
Joe W
September 20, 2026
Patrick C
VerifiedSeptember 20, 2026 • Stayed at: 117, Loop: HPOI
level site with a water view does it get much better than that
roland S
VerifiedSeptember 20, 2026 • Stayed at: 011, Loop: PMAS
bathrooms are not being kept up as they use to be a few years back. mold is growing in shower stalls and toilets are only serves cleaned. floors are not washed down or quickly mop over. there are a lot of camp hosts there but seem to not being doing a very good job.
JAMES D
VerifiedSeptember 20, 2026 • Stayed at: 086, Loop: RIVE
Very clean park
Dan V
VerifiedSeptember 19, 2026 • Stayed at: 114, Loop: HPOI
We love this campground with one exception. Too many mosquitoes.
Art B
VerifiedSeptember 18, 2026 • Stayed at: 123, Loop: HPOI
Nice facilities and great views. Nature trail was nice. Check out the Danbo trolls in Clinton!
Location & Directions for Thomson Causeway
1600 Lewis Avenue, Thomson, IL 61285 United States
Elevation: 184 ft
Getting There
Take IL State Route 84 to Thomson, Illinois. Turn west onto Main Street, then turn south onto Lewis Avenue.
Highway access
Thomson Causeway is accessible via IL State Route 84, which connects to other major routes in the area.
Policies & Rules
Arrival & departure
Check in time
2PM
Check out time
12PM
General
- New check-out/set up times this year: Campsites available to set up on at 2 pm, you may set up earlier than 2 pm if the campsite is vacant
- All campers must check-in on the day of arrival during fee booth hours.
- Fee booth hours are: Monday - Wednesday - Thursday - Sunday - Mondays of holiday weekends
- Campsites 33, 79-97, and 127-131 do not have water available at each campsite. You are able to fill up your holding tank at the dump station or from a water faucet. Campers must unhook from water faucet when done filling holding tank.
- Please make sure to empty or flush your water and waste tanks at the designated dump station drains only. Emptying tanks, including freshwater tanks, on roadways, parking lots, campsites or other areas in the park is prohibited. Also, dumping or emptying water or waste tanks, including freshwater tanks, on state, county or city roads is illegal per state statutes. Thank you for your cooperation.
- Campers using a discount card are required to verify their discount card number during check-in by providing the discount pass and a photo ID.
- Only one RV and two tents will be allowed on RV sites. The only exception is if there is no RV on site, in which case you may have three tents.
- Visitors are expected to be aware of Campground Rules
- To learn more about this campground, click here
- Don't Move Firewood: Protect your forests from tree-killing pests by buying your firewood locally and burning it on-site. Visit Dontmovefirewood.org for further information.
- Firewood can be purchased in the campground during the hours of 5 pm to 8 pm nightly for $6 per bundle from the on-site firewood shed. Use the QR code at the firewood shed to pay for firewood using a credit card. No cash or checks are accepted for firewood sales.
Nearby Campgrounds
Last updated: October 18, 2026
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Explore Thomson, IL
Population: 1,757
Elevation: 600 ft
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