Washington, DC · mostly separated · mixed
9-11 Trail (District of Columbia)
4.3-mile mixed route with 39 ft of elevation gain, signed as part of the U.S. Bicycle Route System, route reference “9-11”, mostly separated from motor traffic.
Live · updated
Today's verdict
Great day to get the road bike out.
- 54°F air — right in road cycling's sweet spot
- 15 mph wind — noticeable — pacing will shift with the wind.
Best for e-bike riding today
Route map
Orange marker is the start. Click the map to enable scroll-zoom — the polyline is approximate; use Ride with GPS or Komoot for turn-by-turn.
Atmosphere
- Air temp54°FMostly Cloudy
- Wind15 mphNW
- Rain1%Next 24h: 0.00"
- Air qualityAQI 18O3 · Good
Surface & daylight
- Pavementdrymixed surface
- Sunrise6:41 AM
- Sunset5:01 PM805 min remaining
Best time today
4 AM looks best — 49°F · 9 mph NW wind · mostly cloudy. 9 AM is a close second (75/100).
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Wind on this route
15 mph crosswind — expect a 15 mph headwind on the return.
Currently 15 mph from the NW (315°). Relative to this ride's overall bearing, a crosswind.
- Leg 1 Bearing 237° · crosswind 0.4 mi
- Leg 2 Bearing 245° · quartering headwind 0.3 mi
- Leg 3 Bearing 269° · quartering headwind 0.4 mi
- Leg 4 Bearing 292° · headwind 0.3 mi
- Leg 5 Bearing 270° · quartering headwind 0.4 mi
- Leg 6 Bearing 270° · quartering headwind 0.4 mi
- Leg 7 Bearing 215° · crosswind 0.3 mi
- Leg 8 Bearing 256° · quartering headwind 0.4 mi
Elevation profile
Score breakdown
About this route
- Distance
- 4.3 mi one-way (double for round-trip)
- Elevation gain
- 39 ft
- Surface
- mixed
- Shape
- Out-and-back
- Traffic exposure
- mostly separated
- Activities
- road cycling · e bike
- Cycle network
- NCN · route 9-11
- Start
38.8951, -77.0090- City hub
- Washington, DC
- OSM
- relation 13631683
Description sourced from OpenStreetMap relation tags and member-way geometry.