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National Park Service · National Capital Parks · MD

LOOP D · Site D121.

at Greenbelt Campground

This site, in 2 agency photographs
Photos · NPS
Photos: Recreation.gov RIDB media records filed against this campsite · Oct 19, 2026
Filed by the agency against this site and 1 other campsite here
D 121 D Loop of the Greenbelt Park Md campground, filed by the agency against 2 campsites at Greenbelt Campground
D 121 D Loop of the Greenbelt Park Md campground · NPS
Shared frame: SHA-256 of the agency’s own file, compared across every campsite photograph at this campground · Sep 12, 2026
Standard NonelectricType
Reservablerecreation.gov lists it
25 ftLongest rig
53 ftRoom
130 ftElevation
95%Tree cover
762 ftWater · to an unnamed streamTidal flat · 9.1 mi
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 9, 2026

Room

53 ftto the nearest other site, against 59 ft typical here
#108 of 144roomiest site in the campground
4other sites within 100 ft
No RV or electric sites within 100 ftso, probably no generators
Nearest sitesD122 53 ftD123 82 ftD120 84 ftD119 94 ftD124 99 ftD118 133 ft
Source: Derived by CAMPANAC from recreation.gov per-site coordinates (nearest-neighbor spheroid distance) · Oct 19, 2026

The site

TypeStandard Nonelectric
LoopLOOP D
Max vehicle length25 ft
HookupsNone
Site AccessDrive-In
Driveway SurfacePaved
Max Num of People6
Max Num of Vehicles2
ShadeFull
Pets AllowedYes
Campfire AllowedYes
Campfire RingsYes
Checkin Time12:30 PM
Checkout Time12:00 PM
Condition RatingGood
GrillsYes
Location RatingPrime
Min Num of People1
Min Num of Vehicles1
Tent PadYes
Tent Pad Length37 ft
AccessibleNot listed
Source: Recreation.gov RIDB full extract, per-site record · Oct 19, 2026

What fits here

Large Tent Over 9x12`no length limit listed
Pickup Camperno length limit listed
Tentno length limit listed
Also to 25 ft · 2
Rvto 25 ft
Trailerto 25 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 D121 on recreation.gov
Source: Recreation.gov

The campground

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

Most private sites hereD108 143 ftB81 112 ftB82 112 ftA33 107 ftB37 104 ft
Source: CAMPANAC campground index