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National Park Service · Acadia National Park · ME

C-Loop · Site C21.

at Seawall Campground

Filed by the agency against this site and 1 other campsite here
site C21, filed by the agency against 2 campsites at Seawall Campground
site C21 · NA
Shared frame: SHA-256 of the agency’s own file, compared across every campsite photograph at this campground · Sep 12, 2026
Rv NonelectricType
Reservablerecreation.gov lists it
35 ftLongest rig
58 ftRoom
ADAAccessible
50 ftElevation
38%Tree cover
1,520 ftWater · to an unnamed streamOcean · 2,565 ft · to the Atlantic Ocean
Elevation: USGS 3DEP elevation point query at this site’s coordinate · Sep 7, 2026
Tree cover: NLCD Tree Canopy Cover 2024 (USDA Forest Service / MRLC), one 30 m cell at this coordinate · Sep 9, 2026
Water: USGS National Hydrography Dataset, nearest perennial lake, reservoir, river or stream to this site’s coordinate · Sep 8, 2026
Coast: USGS National Hydrography Dataset, nearest ocean, bay, sound, estuary or tidal flat to this site’s coordinate · Sep 8, 2026

Room

58 ftto the nearest other site, against 59 ft typical here
#93 of 178roomiest site in the campground
3other sites within 100 ft
No RV or electric sites within 100 ftso, probably no generators
Nearest sitesC20 58 ftC07 63 ftC23 64 ftC06 68 ftC08 83 ftC05 108 ft
Source: Derived by CAMPANAC from recreation.gov per-site coordinates (nearest-neighbor spheroid distance) · Oct 19, 2026

The site

TypeRv Nonelectric
LoopC-Loop
Max vehicle length35 ft
HookupsNone
Site AccessDrive-In
Driveway EntryPull-Through
Driveway GradeSlight
Driveway SurfaceGravel
Capacity/Size RatingSingle
Max Num of People6
Max Num of Vehicles1
ShadeYes
Pets AllowedYes
Campfire AllowedYes
AccessibilityYes
Checkin Time12:00 PM
Checkout Time10:00 AM
Driveway Length41 ft
Grills/Fire RingYes
Location RatingGood
Min Num of People1
Min Num of Vehicles1
Picnic TableYes
Site Height/Overhead Clearance11 ft
Site RatingStandard
AccessibleYes
Source: Recreation.gov RIDB full extract, per-site record · Oct 19, 2026

What fits here

Also to 35 ft · 5
Caravan/Camper Vanto 35 ft
Pickup Camperto 35 ft
Rvto 35 ft
Tentto 35 ft
Trailerto 35 ft

Recreation.gov lists these as the equipment permitted on this site. A length is the ceiling for that equipment; where none is published we say so rather than guess.

Source: Recreation.gov RIDB full extract, per-site record · Oct 19, 2026

Book this exact site

Opens this site’s own calendar on recreation.gov.

Site C21 on recreation.gov
Source: Recreation.gov

The campground

Every site, the season, fees, weather, and what’s happening on this land right now: Seawall Campground →

Most private sites hereB08 185 ftB27 156 ftD88 151 ftD10 127 ftB13 118 ft
Source: CAMPANAC campground index