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About RaceIndexOur methodologyData coverageCyclingTriathlon
  • Half Marathon
  • 21.1 km
  • Greenwood Village
  • Open entry

That Dam Run (Denver) 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

2027 edition

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

View verified GPS mapOfficial event website & entry ↗
Plan my trainingPlan my paceData current as of

Decision summary

That Dam Run (Denver) Half Marathon at a glance

Cut-off average pace
9:57/km

3:30:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.

Evidence depth
30 verified facts

Stored GPS route

Quick answers

What runners ask first

That Dam Run (Denver) Half Marathon route map

raceindex.org has a GPS course file for That Dam Run (Denver) Half Marathon, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.

How hilly is the That Dam Run (Denver) Half Marathon?

The That Dam Run (Denver) Half Marathon is described as rolling.

Where does the That Dam Run (Denver) Half Marathon route go?

The That Dam Run (Denver) Half Marathon route starts at Cherry Creek Dam Road & S. Dayton St. Cherry Creek State Park, Greenwood Village, CO and finishes at Cherry Creek Dam Road & S. Dayton St. Greenwood Village, CO. Underfoot, expect paved. It passes Cherry Creek bike trail, Cherry Creek Dam, Cherry Creek Reservoir and Cherry Creek State Park.

What should runners know on race day for the That Dam Run (Denver) Half Marathon?

Staggered starts by distance (half 8:00am, 10K 8:30am, 5K 8:45am); half marathon has a 3.5-hour / 16 min-per-mile course cutoff.

Race character

Scenery

  • Parkland
  • Coastal
  • Forest
  • Lakeside
  • Mountain

Terrain

  • Road
Elevation character
Rolling
Technicality
Non Technical
Net elevation
3 m

Entry, logistics and records

Entry requirements

Entry status
Open entry: The held registration model is open entry and this edition is not marked sold out.
Cut-off
3.5 hour course limit, 16 min/mile pace, strictly enforced
Qualification status
No qualifying standard; open Entry road half marathon

Race day logistics

Wave start
staggered starts by distance (half 8:00am, 10K 8:30am, 5K 8:45am); half marathon has a 3.5-hour / 16 min-per-mile course cutoff
Expo / packet pickup
Advance packet pickup at Road Runner Sports in Lone Tree the Saturday before; race-day pickup opens 7:00 a.m. at parking lots near the start line
Medal
Custom finisher medal awarded for all race distances
Finisher tee
That Dam Run short sleeve shirt or racerback tank top included with registration

Access and course status

Start
Cherry Creek Dam Road & S. Dayton St., Cherry Creek State Park, Greenwood Village, CO
Finish
Cherry Creek Dam Road & S. Dayton St., Greenwood Village, CO

Course facts

Course type
Out And Back
Surface
Paved
Landmarks
Cherry Creek bike trail, Cherry Creek Dam, Cherry Creek Reservoir, Cherry Creek State Park
Notable features
  • FREE photos with mascot Justin Beaver and a free kids 200 meter fun run
  • post-race celebration with refreshments and awards
  • Runs across Cherry Creek Dam with panoramic views of Denver and the Rocky Mountains and the Cherry Creek Reservoir

How we calculated this

Published facts and derived model outputs on this page are tied to stored sources or a published, version-locked methodology. We show the provenance so runners, coaches and organisers can check it. Data on this page is current as of .

Derived numbers use scoring-methodology-v1.0.

Sources used on this page (1)

Read the full methodology →