Columbia, MD · mostly separated · mixed

Trolley Line #9 Trail

1.5 mi Out-and-back 292 ft gain

The Trolley Line #9 Trail is a 1.25-mile (2.0 km) trail in western Baltimore County, Maryland. It begins at the west end of Edmondson Avenue and extends from Catonsville through Oella to Main Street, Ellicott City. The trail follows what was originally part of the Catonsville and Ellicott City Electric Railway Company trolley line that shuttled passengers between Ellicott City and Baltimore from the late 1890s to the mid-1950s.

Live · updated Nov 7, 3:37 AM ET

Today's verdict

Marginal conditions — get the road bike out if you have to.

37 mph wind — gusty and hazardous on exposed bridges and overpasses.
55°F air — right in road cycling's sweet spot

44 /100

44 Road

58 E-bike

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 temp

55°F

Cloudy
Wind

37 mph

NW
Rain

1%

Next 24h: 0.00"
Air quality

AQI 33

PM2.5 · Good

Surface & daylight

Pavement

dry

mixed surface
Sunrise

6:41 AM
Sunset

5:00 PM

803 min remaining

Best time today

1 PM looks best — 58°F · 13 mph W wind · mostly sunny. 9 AM is a close second (75/100).

4 AM

46°

Mostly Cloudy

12 mph NW

5 AM

45°

Mostly Cloudy

10 mph NW

6 AM

43°

Mostly Sunny

9 mph NW

7 AM

42°

Sunny

10 mph NW

8 AM

44°

Sunny

12 mph NW

9 AM

50°

Sunny

13 mph NW

10 AM

53°

Sunny

13 mph NW

11 AM

55°

Mostly Sunny

13 mph NW

12 PM

57°

Mostly Sunny

13 mph NW

1 PM Best

58°

Mostly Sunny

13 mph W

2 PM

58°

Mostly Sunny

15 mph W

3 PM

59°

Mostly Sunny

15 mph W

4 PM

57°

Mostly Sunny

16 mph W

Wind on this route

37 mph tailwind outbound — expect a 37 mph headwind on the return.

Currently 37 mph from the WNW (300°). Relative to this ride's overall bearing, a quartering tailwind.

Leg 1 Bearing 82° · quartering tailwind 0.1 mi
Leg 2 Bearing 68° · quartering tailwind 0.1 mi
Leg 3 Bearing 112° · tailwind 0.1 mi
Leg 4 Bearing 109° · tailwind 0.1 mi
Leg 5 Bearing 71° · quartering tailwind 0.1 mi
Leg 6 Bearing 35° · crosswind 0.1 mi
Leg 7 Bearing 27° · crosswind 0.1 mi
Leg 8 Bearing 18° · crosswind 0.1 mi

Elevation profile

296 ft gain 46 ft loss Max 397' Min 144' 1.5 mi sampled

Score breakdown

55°F air Right in road cycling's sweet spot

+10

−

37 mph wind Gusty and hazardous on exposed bridges and overpasses.

-36

Quartering tailwind 37 mph tailwind outbound — expect a 37 mph headwind on the return.

Pavement: dry Clean dry pavement — maximum grip.

AQI 33 Clean air

About this route

Distance: 1.5 mi one-way (double for round-trip)
Elevation gain: 292 ft
Surface: mixed
Shape: Out-and-back
Traffic exposure: mostly separated
Activities: road cycling · e bike
Cycle network: LCN
Operator: Baltimore County Department of Recreation and Parks
Start: 39.2681, -76.7935
City hub: Columbia, MD
OSM: relation 12299411

Description sourced from the Wikipedia summary.