Semper Fi 5K & Half
Race Date
Oct 24, 2026
Location
Washington, DC
Quick facts
- Date
- Saturday, October 24, 2026
- Location
- Washington, District of Columbia
- Distance
- Half marathon (13.1 mi) + 5K run
- Course
- Loop Course
- Terrain
- Road
- USATF certified
- Not listed
- Finishers on record
- 1,287
Course Info
Course Type
Loop Course
Terrain
road
Difficulty
Rolling Hills
Net Drop/km
0 m (Flat)
Separation
0.0%
Also Offers
Quality Score
Solid Pick468 years running
~110 finishers a year
shrinking
2% returning runners
3 timing sources
runners from 16 states
winner 1:23:57
typical high 67°F
Race Day Weather
5-year historical avgStart (Low)
48°
Afternoon (High)
67°
Pleasant conditions — light layers at start, comfortable by finish
0.1"
Precipitation
10 mph
Wind
68%
Humidity
Historical Finish Times
How 1,287 finishers actually crossed the line across 8 years.
Most recent
2026
Total finishers
1,287
Median time
1:58:47
Latest turnout
110
States
41
Turnout by year
2019–2026
Hover the histogram to inspect specific finish times.
Frequently asked
When is the Semper Fi 5K & Half?
The Semper Fi 5K & Half was held on Saturday, October 24, 2026.
Where does the Semper Fi 5K & Half take place?
It takes place in Washington, District of Columbia.
What distances does the Semper Fi 5K & Half offer?
The half marathon (13.1 miles), plus 5K run.
Is the Semper Fi 5K & Half course flat and good for a PR?
The Semper Fi 5K & Half is a rolling hills, loop course course.
How many people run the Semper Fi 5K & Half?
HalfRuns has finish records for 1,287 runners who have completed the Semper Fi 5K & Half.
HalfRuns editorial — independent, no paid placement.
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