District of Columbia trails · Anacostia Riverwalk Trail
A 5.3-mile out-and-back in District of Columbia, with 35 ft of climbing. Managed by the National Park Service.
Essentially flat — no sustained climb anywhere along its 5.3 miles.

USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5
Anacostia Riverwalk Trail access. About 13 min drive (6 mi) from Washington. 38.91829, -76.94155 · directions
On October 14, 2026 — the day this page was generated — first light reaches this trailhead at 6:49 a.m., the sun rises at 7:15 a.m. and sets at 6:31 p.m., and the last usable light fades about 6:57 p.m. (EDT) — 11 h 15 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 10.6-mile round trip takes roughly 3 h 57 min, so leaving the trailhead at sunrise puts you back around 11:13 a.m. — 7 h 18 min before sunset.