State Park / State Forest · Illinois
Père Marquette State Park Campground
Near Grafton, Illinois — $22–$35 a night and rigs to 45 ft by our record.
Quick answer
Can I bring an RV to Père Marquette State Park Campground?
What length RV fits Père Marquette State Park Campground? Our record: Père Marquette State Park Campground takes rigs up to 45 ft. 6 months ahead via IL ReserveAmerica. Book on the operator's own page.
- Open: Our record: April through October.
Camping at Père Marquette State Park Campground? Tell us the nights.
One email when an Illinois owner lists a rig for those nights.
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On the ground
Illinois River + Mississippi confluence — bald eagles winter (Dec-Feb) on the bluffs. The lodge serves Sunday family-style fried chicken — only state-park restaurant of its caliber in Illinois.
From our record
- Open
- April through October
- Booking
- 6 months ahead via IL ReserveAmerica
- On site
- Water + electric, Showers, Pets allowed, Fire rings
- Camping styles
- RV-friendly, Tent camping, Cabins
What a posted rig limit measures
- Pad length — the rig plus anything it tows
- Height — what the branches and the awning need
- Turning arc — the swing off the loop road
Keep planning Illinois
More Illinois campgrounds
Around Grafton
The rest of the Illinois trip
Père Marquette State Park Campground questions
- What length RV fits Père Marquette State Park Campground?
- Our record: Père Marquette State Park Campground takes rigs up to 45 ft.
- When is Père Marquette State Park Campground open?
- Our record: April through October.
- How do I reserve a site at Père Marquette State Park Campground?
- 6 months ahead via IL ReserveAmerica. Book on the operator's own page.
Before you go
Illinois rules for RV renters
Illinois rules
Verified 2026-05-10
- Rental tax
- 7%
- Min driver age
- 21+ · 25+ Class A
- Gravel roads
- Allowed, disclose
- Generator quiet hours
- 22:00-07:00
- Alcohol in cabin
- No open container
- Dump station
- Standard