HalfRuns
2026 Westminster Half Marathon & 5K

2026 Westminster Half Marathon & 5K

Race Date

Oct 11, 2026

Location

Westminster, CO

Solid Pick58

Quick facts

Date
Sunday, October 11, 2026
Location
Westminster, Colorado
Distance
Half marathon (13.1 mi)
Course
Loop Course
Terrain
Road
USATF certified
Not listed

The Experience

Join the WESTY HALF and 5k this fall! The Hometown Race Series features half marathons and 5k distance events in outlying communities outside the Denver and Boulder metro areas.  Whatever distance you're ready to tackle, we'll be there with you to celebrate at the finish line!  This is one of the few 5k events where FINISHER MEDALS are awarded to each participant.  Go home with proof of your pride and show off that bling!

Logistics

Race Day

Sunday, October 11, 2026

Start Time

TBA

Start Location

Westminster, CO

Directions

Course Info

Course Type

Loop Course

Terrain

road

Difficulty

Rolling Hills

Quality Score

Solid Pick58
Methodology
Heritage20/20

10 years running

Size11/15

~154 finishers a year

Momentum1/5

shrinking

Loyalty7/20

7% returning runners

Course & details3/15

4 photos

National draw6/10

runners from 10 states

Front-pack speed5/5

winner 1:14:40

Weather5/10

typical high 68°F

Race Day Weather

5-year historical avg

Start (Low)

40°

Afternoon (High)

68°

Pleasant conditions — light layers at start, comfortable by finish

0.0"

Precipitation

13 mph

Wind

47%

Humidity

Race Photos

Frequently asked

When is the 2026 Westminster Half Marathon & 5K?

The 2026 Westminster Half Marathon & 5K is held on Sunday, October 11, 2026.

Where does the 2026 Westminster Half Marathon & 5K take place?

It takes place in Westminster, Colorado.

What distances does the 2026 Westminster Half Marathon & 5K offer?

The half marathon (13.1 miles).

Is the 2026 Westminster Half Marathon & 5K course flat and good for a PR?

The 2026 Westminster Half Marathon & 5K is a rolling hills, loop course course.

HalfRuns editorial — independent, no paid placement.

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