Longmont Half & 5k (LM Half)
Race Date
May 3, 2026
Location
Longmont, CO
The Experience
Longmont's only Half Marathon - now offered in the cooler month of MAY! Join the Half Marathon or 5k distance! Walkers and Runners of all abilities welcome!
Logistics
Race Day
Sunday, May 3, 2026
Start Time
7:30 AM
Giveaway
sweatshirt - Unisex Sizes
Start Location
Sandstone Ranch Park, Longmont, CO, 80504
Course Info
Course Type
Loop Course
Terrain
road
Difficulty
Ultra-Flat
Elevation Gain
0'
Net Drop/km
0 m (Flat)
Separation
0.0%
Also Offers
Course Map
Quality Score
Standout6511 years running
~291 finishers a year
shrinking
8% returning runners
2 timing sources · 5 photos
runners from 9 states
winner 1:22:38
typical high 65°F
Race Day Weather
5-year historical avgStart (Low)
39°
Afternoon (High)
65°
Pleasant conditions — light layers at start, comfortable by finish
0.1"
Precipitation
12 mph
Wind
57%
Humidity
Historical Finish Times
How 1,747 finishers actually crossed the line across 11 years.
Most recent
2026
Total finishers
1,747
Median time
2:11:42
Latest turnout
125
States
43
Turnout by year
2018–2026
Hover the histogram to inspect specific finish times.
Race Photos
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