Columbia, MD · mostly separated · mixed
Grist Mill Trail
The Grist Mill Trail is a 5.0 mile long hiking and biking trail located in Patapsco Valley State Park in the Baltimore County side of the Patapsco Valley near Catonsville, Maryland. The paved pathway runs parallel to the Baltimore and Ohio Railroad to the north, and the Patapsco River to the south.
Live · updated
Today's verdict
Workable day to get the road bike out.
- 17 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 temp79°FCloudy
- Wind17 mphE
- Rain2%Next 24h: 0.02"
- Humidity58%
Surface & daylight
- Pavementdrymixed surface
- Sunrise6:44 AM
- Sunset7:22 PM153 min remaining
Best time today
5 PM looks best — 79°F · 3 mph E wind · partly sunny. 6 PM is a close second (61/100).
Partly Sunny
Partly Cloudy
Wind on this route
17 mph tailwind outbound — expect a 17 mph headwind on the return.
Currently 17 mph from the E (80°). Relative to this ride's overall bearing, a quartering tailwind.
- Leg 1 Bearing 282° · tailwind 0.2 mi
- Leg 2 Bearing 286° · tailwind 0.2 mi
- Leg 3 Bearing 303° · quartering tailwind 0.2 mi
- Leg 4 Bearing 328° · quartering tailwind 0.2 mi
- Leg 5 Bearing 314° · quartering tailwind 0.2 mi
- Leg 6 Bearing 320° · quartering tailwind 0.2 mi
- Leg 7 Bearing 327° · quartering tailwind 0.2 mi
- Leg 8 Bearing 313° · quartering tailwind 0.2 mi
Elevation profile
Score breakdown
About this route
- Distance
- 2.5 mi one-way (double for round-trip)
- Elevation gain
- 266 ft
- Surface
- mixed
- Shape
- Out-and-back
- Traffic exposure
- mostly separated
- Activities
- road cycling · e bike
- Cycle network
- LCN · route GMT
- Operator
- Maryland Department of Natural Resources Maryland Park Service
- Start
39.2306, -76.7294- City hub
- Columbia, MD
- OSM
- relation 12290215
Description sourced from the Wikipedia summary.