2027 St. Luke's FitOne 5K/10K/Half Marathon
Boise's St. Luke's FitOne Half Marathon offers a fast, flat course with growing appeal.
Race Date
Sep 25, 2027
Location
Boise, ID
Quick facts
- Date
- Saturday, September 25, 2027
- Location
- Boise, Idaho
- Distance
- Half marathon (13.1 mi)
- Course
- Loop Course
- Terrain
- Road
- USATF certified
- Not listed
- Finishers on record
- 14,817
Highlights
Good For
Atmosphere
Course
The Experience
The St. Luke's FitOne Half Marathon in Boise, Idaho, has established itself as a popular fixture, drawing runners from across the country. With 10 editions on record and a growing field size, recently approaching 2,000 finishers, it's a testament to its appeal. Approximately 34% of participants are repeat runners, highlighting a loyal following.
The course is celebrated for its speed and flatness, making it an attractive option for those chasing personal bests. Runners typically experience mild, pleasant weather in late September, with average temperatures ranging from the low 50s to the high 70s.
Participants can expect a well-organized event that includes a T-shirt as part of the race swag. The half marathon is complemented by 5K and 10K options, catering to a range of running abilities.
Race-provided description
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Logistics
Race Day
Saturday, September 25, 2027
Start Time
TBA
Start Location
700 W Jefferson St, Boise, ID, 83702
Course Info
Course Type
Loop Course
Terrain
road
Scenery
Urban
Surface
Paved
Difficulty
Ultra-Flat
Quality Score
Standout7911 years running
~2,035 finishers a year
growing or steady
35% returning runners
5 timing sources · 6 photos
runners from 26 states
winner 1:05:48
typical high 80°F
Race Day Weather
5-year historical avgStart (Low)
53°
Afternoon (High)
80°
Hot conditions — adjust pace expectations, prioritize hydration
0.0"
Precipitation
10 mph
Wind
36%
Humidity
Historical Finish Times
How 14,817 finishers actually crossed the line across 11 years.
Most recent
2026
Total finishers
14,817
Median time
2:07:30
Latest turnout
2,035
States
46
Turnout by year
2017–2026
Hover the histogram to inspect specific finish times.
Race Photos
Frequently asked
When is the 2027 St. Luke's FitOne 5K/10K/Half Marathon?
The 2027 St. Luke's FitOne 5K/10K/Half Marathon is held on Saturday, September 25, 2027.
Where does the 2027 St. Luke's FitOne 5K/10K/Half Marathon take place?
It takes place in Boise, Idaho.
What distances does the 2027 St. Luke's FitOne 5K/10K/Half Marathon offer?
The half marathon (13.1 miles).
Is the 2027 St. Luke's FitOne 5K/10K/Half Marathon course flat and good for a PR?
The 2027 St. Luke's FitOne 5K/10K/Half Marathon is a ultra-flat, loop course course.
How many people run the 2027 St. Luke's FitOne 5K/10K/Half Marathon?
HalfRuns has finish records for 14,817 runners who have completed the 2027 St. Luke's FitOne 5K/10K/Half Marathon.
HalfRuns editorial — independent, no paid placement.
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