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National Park Service · Acadia National Park · ME

A-Loop · Site A20.

at Seawall Campground

This site, in 2 agency photographs
Photos · NPS
Photos: Recreation.gov RIDB media records filed against this campsite · Oct 19, 2026
Standard NonelectricType
Reservablerecreation.gov lists it
20 ftLongest rig
74 ftRoom
30 ftElevation
69%Tree cover
942 ftWater · to an unnamed streamOcean · 1,064 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

74 ftto the nearest other site, against 59 ft typical here
#37 of 178roomiest site in the campground
1other site within 100 ft
No RV or electric sites within 100 ftso, probably no generators
Nearest sitesA18 74 ftA17 121 ftA21 129 ftA27 135 ftA23 140 ftA22 150 ft
Source: Derived by CAMPANAC from recreation.gov per-site coordinates (nearest-neighbor spheroid distance) · Oct 19, 2026

The site

TypeStandard Nonelectric
LoopA-Loop
Max vehicle length20 ft
HookupsNone
Site AccessDrive-In
Driveway EntryBack-In
Driveway GradeSlight
Driveway SurfaceGravel
Capacity/Size RatingSingle
Max Num of People6
Max Num of Vehicles1
ShadeYes
Pets AllowedYes
Campfire AllowedYes
Checkin Time12:00 PM
Checkout Time10:00 AM
Driveway Length55 ft
GrillsYes
Location RatingGood
Min Num of People1
Picnic TableYes
Site Height/Overhead Clearance11 ft
Site RatingStandard
Tent PadYes
Tent Pad Length16 ft
Tent Pad Width20 ft
AccessibleNot listed
Source: Recreation.gov RIDB full extract, per-site record · Oct 19, 2026

What fits here

Also to 20 ft · 6
Carto 20 ft
Caravan/Camper Vanto 20 ft
Pickup Camperto 20 ft
Rvto 20 ft
Tentto 20 ft
Trailerto 20 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 A20 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