Mare Island Half Marathon
Race Date
Jun 28, 2026
Location
Vallejo, CA
Quick facts
- Date
- Sunday, June 28, 2026
- Location
- Vallejo, California
- Distance
- Half marathon (13.1 mi) + 10K, 5K run
- Course
- Loop Course
- Terrain
- Road
- USATF certified
- Not listed
- Finishers on record
- 506
Highlights
Good For
Atmosphere
Course
The Experience
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[image: Mare Island Brewing Co. Logo https://cdn.prod.website-files.com/61dce0251ba1f9bf525360a0/61dce0251ba1f9783a5360c3_mare-island-main-logo-600.png][image: "Damng the Torpedoes" https://cdn.prod.website-files.com/61dce0251ba1f9bf525360a0/61dce0251ba1f9ab2c5360c7_damn-the-torpedoes%20copy.png]A general's prized mare and a shipwreck. A naval shipyard founded in 1854. Forty thousand welders, torpedo makers, radiomen and Rosie the Riveters securing our freedom through a Civil, a Cold, and two World Wars. Two winemakers now toiling to handcraft beer worthy of this historic island.
Ferry TaproomVallejo, CA11:30Am–9PM dailycoal shed brewerymare island, CAWed-SAT 11:30AM–9PMSun 11:30am–6pmfirst street taphousebenicia, CATues-Sat 11:30am–9pmSun-Mon 11:30AM–8PM
Behind Every Great Beer Is a great story Learn about the storied naval base, how our founders went from wine to beer, and the story of how our little brewery grew into
Course Info
Course Type
Loop Course
Terrain
road
Scenery
Urban
Surface
Paved
Difficulty
Ultra-Flat
Net Drop/km
0 m (Flat)
Separation
0.0%
Also Offers
Quality Score
Solid Pick454 years running
~126 finishers a year
growing or steady
21% returning runners
limited extras
runners from 1 state
winner 1:26:34
typical high 79°F
Race Day Weather
5-year historical avgStart (Low)
56°
Afternoon (High)
79°
Warm — hydration strategy is key, start conservatively
0.0"
Precipitation
14 mph
Wind
69%
Humidity
Historical Finish Times
How 506 finishers actually crossed the line across 4 years.
Most recent
2025
Total finishers
506
Median time
2:11:57
Latest turnout
126
States
1
Turnout by year
2019–2025
Hover the histogram to inspect specific finish times.
Race Photos
Frequently asked
When is the Mare Island Half Marathon?
The Mare Island Half Marathon is held on Sunday, June 28, 2026.
Where does the Mare Island Half Marathon take place?
It takes place in Vallejo, California.
What distances does the Mare Island Half Marathon offer?
The half marathon (13.1 miles), plus 10K, 5K run.
Is the Mare Island Half Marathon course flat and good for a PR?
The Mare Island Half Marathon is a ultra-flat, loop course course.
How many people run the Mare Island Half Marathon?
HalfRuns has finish records for 506 runners who have completed the Mare Island Half Marathon.
HalfRuns editorial — independent, no paid placement.
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