National Park Service · Maine
Seawall Campground (Acadia NP)
Near Southwest Harbor, Maine — $22–$30 a night and rigs to 35 ft by our record.
Quick answer
Can I bring an RV to Seawall Campground?
What length RV fits Seawall Campground? Our record: Seawall Campground takes rigs up to 35 ft. 2 months ahead via Recreation.gov. Book on the operator's own page.
- Open: Our record: Late May through September.
Camping at Seawall Campground? Tell us the nights.
One email when a Maine owner lists a rig for those nights.
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On the ground
Quieter Mount Desert Island west-side option. Bass Harbor Head Lighthouse 10-min drive (the Acadia photo). Walk-in tent loop is the rare quiet on busy weekends.
From our record
- Open
- Late May through September
- Booking
- 2 months ahead via Recreation.gov
- On site
- Pets allowed, Fire rings, Showers, Dump station
- Camping styles
- RV-friendly, Tent camping
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 Maine
More Maine campgrounds
Around Southwest Harbor
The rest of the Maine trip
Seawall Campground (Acadia NP) questions
- What length RV fits Seawall Campground?
- Our record: Seawall Campground takes rigs up to 35 ft.
- When is Seawall Campground open?
- Our record: Late May through September.
- How do I reserve a site at Seawall Campground?
- 2 months ahead via Recreation.gov. Book on the operator's own page.
Before you go
Maine rules for RV renters
Maine rules
Verified 2026-05-10
- Rental tax
- 7%
- Min driver age
- 18+ · 21+ Class A
- Gravel roads
- Allowed
- Generator quiet hours
- 22:00-07:00
- Alcohol in cabin
- No open container
- Dump station
- Standard