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
No sites found matching your criteria.
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.
Site Details
Select a site to view details
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
Tiffany C
VerifiedSeptember 5, 2022 • Stayed at: 075, Loop: PMAN
Great place to stay very quiet! The bathrooms are very clean. Only issue I have is that check- out is at 4:00pm. I watched two people have to rush to get out of a spot because people showed up two hours early even though check in isn’t till 4pm! Something needs to be done about that.
paul and s
VerifiedSeptember 3, 2022 • Stayed at: 076, Loop: PMAN
Thomson is an exquisite site for peace and privacy and community i.e. meeting new friends.
It's well kept and we love it.
Please don't change it
Lynn P
VerifiedSeptember 2, 2022 • Stayed at: 084, Loop: RIVE
Great camp ground...... Clean, quiet and relaxing.....
Michael B
VerifiedAugust 30, 2022 • Stayed at: 019, Loop: PMAS
Our site was quiet and close to the water. There are miles of bike trails, and we covered about sixty miles over three days.
Jane H
VerifiedAugust 30, 2022 • Stayed at: 041, Loop: PMAN
It's beautiful, quiet, well kept, host are friendly & helpful. It's not far from town & pretty much any activity you want to do.
Paul R
VerifiedAugust 26, 2022 • Stayed at: 084, Loop: RIVE
Make sure you catch the sunset over the river always beautiful but make sure you bring some bug spray for your ankles, we got bit up pretty bad. Our lot was very level with a nice fire pit and picnic table. The person at the gate was very helpful and had the National Park Pass available on site.
Julene M
VerifiedAugust 24, 2022 • Stayed at: 072, Loop: PMAN
nice and quiet during the week
Paul R
VerifiedAugust 22, 2022 • Stayed at: 017, Loop: PMAS
Beautiful area with excellent sites. We rode our bikes throughout the park and even rode a bike trail at the entrance. We will definitely stay here again
Pam R
VerifiedAugust 21, 2022 • Stayed at: 109, Loop: HPOI
Beautiful sunset viewing over the Mississippi river.
Nancy L
VerifiedAugust 21, 2022 • Stayed at: 086, Loop: RIVE
Beautiful views, bird watching, biking
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
Need help?
Our team is here to help you find the perfect spot for your next adventure.
Replies within minutes
Explore Thomson, IL
Population: 1,757
Elevation: 600 ft
From our Travel Guides
