• Half Marathon
  • 21.1 km
  • Durango
  • Event weekend starts
  • Past event

Steamworks Half Marathon

This race edition

Race date
Date not confirmed for this distance
Race timezone
Timezone not confirmed
Edition status
Status not confirmed

Entry options

2026 edition

Entry options are not yet confirmed for this edition. Check the organiser before making plans.

Decision summary

Steamworks Half Marathon at a glance

Cut-off average pace
12:48/km

4:30:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.

Typical conditions
39/100

Historical race-date favourability, not a forecast

Evidence depth
35 verified facts

Source facts available

Route details

Known course facts at a glance

Methodology →

Steamworks Half Marathon has known course details for its half marathon race. The summary below keeps the focus on what is confirmed for the course.

Official distance
21.1 km
Scenery
Mountain, Riverside, Countryside, Waterfront, Forest, Canyon

Quick answers

What runners ask first

How hilly is the Steamworks Half Marathon?

The Steamworks Half Marathon is described as gently rolling.

Where does the Steamworks Half Marathon route go?

The Steamworks Half Marathon route starts at Baker's Bridge, north of Durango on La Plata County Road 250 and finishes at Durango Fitness Club (Durango Sports Club), 1600 Florida Road, Durango, CO 81301. Underfoot, expect paved road (County Road 250). It passes San Juan Mountains, Baker's Bridge, Animas River, Animas Valley and La Plata County Road 250. USATF-certified 13.1-mile point-to-point course.

What should runners know on race day for the Steamworks Half Marathon?

5.

Race character

Scenery

  • Mountain
  • Riverside
  • Countryside
  • Waterfront
  • Forest
  • Canyon
Elevation character
Gently Rolling
Technicality
Non Technical

Entry, logistics and records

Records and field

Field size
250
Field cap
250

Entry requirements

Entry status
Past event: The listed edition date has passed.
Cut-off
Course closes at noon (approx 4.5 hours from the 7:30am start)
Sold out
Yes
Qualification status
Boston Equivalent

Race day logistics

Aid stations
5
Medal
Custom finisher pint glass for all finishers; performance shirt included

Access and course status

Start
Baker's Bridge, north of Durango on La Plata County Road 250
Finish
Durango Fitness Club (Durango Sports Club), 1600 Florida Road, Durango, CO 81301

Course facts

Course type
Point To Point
Surface
Paved road (County Road 250)
Landmarks
San Juan Mountains, Baker's Bridge, Animas River, Animas Valley, La Plata County Road 250
Notable features
  • USATF-certified 13.1-mile point-to-point course
  • 5 aid stations on course
  • walkers start ahead of the runner start
  • Scenic high-altitude run alongside the Animas River from Baker's Bridge down the Animas Valley into Durango

What are typical race-day conditions?

  • 23°CTypical temperature
  • 24 kphTypical wind
  • 1 mmTypical rainfall
  • 39Favourability /100
Typical conditions for the race date and locality, warmer than the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.