Angel Island Half Marathon
Race Date
Aug 29, 2026
Location
Tiburon, CA
Quick facts
- Date
- Saturday, August 29, 2026
- Location
- Tiburon, California
- Distance
- Half marathon (13.1 mi) + 10K trail run
- Course
- Loop Course
- Terrain
- Trail
- USATF certified
- Not listed
The Experience
[image: https://images.squarespace-cdn.com/content/v1/61d3424a0686b1633afcd4e0/1641235899283-0AFZVGC93WGEDM0IRJ1H/trailPic1.png]
Trail Runs
[image: https://images.squarespace-cdn.com/content/v1/61d3424a0686b1633afcd4e0/1641235941265-GS1ZLUEQZWM44NAP758R/sharkLogo.png]
Sharkfest Swims (https://sharkfestswim.com)
[image: https://images.squarespace-cdn.com/content/v1/61d3424a0686b1633afcd4e0/1641235915615-VUSAYHH1ZIJJIN6LTUTG/roadImage.png]
Death Valley Races
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Course Info
Course Type
Loop Course
Terrain
trail
Difficulty
Rolling Hills
Net Drop/km
0 m (Flat)
Separation
0.0%
Also Offers
Quality Score
Solid Pick437 years running
~105 finishers a year
growing or steady
2% returning runners
5 timing sources · 3 photos
runners from 8 states
winner 1:32:13
typical high 78°F
Race Day Weather
5-year historical avgStart (Low)
57°
Afternoon (High)
78°
Warm — hydration strategy is key, start conservatively
0.0"
Precipitation
9 mph
Wind
74%
Humidity
Race Photos
Frequently asked
When is the Angel Island Half Marathon?
The Angel Island Half Marathon is held on Saturday, August 29, 2026.
Where does the Angel Island Half Marathon take place?
It takes place in Tiburon, California.
What distances does the Angel Island Half Marathon offer?
The half marathon (13.1 miles), plus 10K trail run.
Is the Angel Island Half Marathon course flat and good for a PR?
The Angel Island Half Marathon is a rolling hills, loop course course.
HalfRuns editorial — independent, no paid placement.
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