Berkeley Trail Adventure
Berkeley Trail Adventure offers a scenic half-marathon through Tilden and Wildcat Canyon Parks.
Race Date
Sep 12, 2026
Location
Berkeley, CA
Quick facts
- Date
- Saturday, September 12, 2026
- Location
- Berkeley, California
- Distance
- Half marathon (13.1 mi)
- Course
- Loop Course
- Terrain
- Trail
- USATF certified
- Not listed
Highlights
Good For
Atmosphere
Course
The Experience
The Berkeley Trail Adventure invites runners into the natural beauty of Tilden and Wildcat Canyon Parks, offering a refreshing escape into nature. The course winds through abundant coast live oak and eucalyptus trees, providing welcome shade on many sections. Runners will experience a mix of sheltered trails and open, exposed areas that reveal stunning views of the bay, the iconic Golden Gate Bridge, and Mt. Tamalpais on clear days.
With aid stations spaced every 5-7 miles stocked with runner-friendly fuel, this event is designed to support participants throughout their journey. The race, which has seen around 89 finishers in recent editions, welcomes runners of all levels, making it an excellent choice for those new to trail running. The event has a capacity of 330 runners across all distances, fostering an intimate yet engaging atmosphere.
Race-provided description
Facebook (https://www.facebook.com/InsideTrail)
X (https://twitter.com/insidetrail)
Instagram (https://www.instagram.com/insidetrail)
YouTube (https://www.youtube.com/@InsideTrailRacing)
BERKELEY TRAIL ADVENTURE
10K, Half, 35K, 50K September 12, 2026 Tilden & Wildcat Canyon Parks Berkeley, CA
Register Online (https://ultrasignup.com/register.aspx?did=134469)
RACE INFO
Our Berkeley Adventure Run brings runners and walkers into two East Bay gems: Tilden Regional Park and Wildcat Canyon. Tilden offers something for everyone, including an abundance of coast live oak and eucalyptus trees. Runners can enjoy shady trails broken up by open, exposed sections serving up views of the bay, Golden Gate Bridge, and, on clear days, Mt. Tamalpais. Aid stations are located every 5-7 miles, where participants can load up on fruit, potatoes, and other runner-friendly foods and beverages. This is a fabulous race for runners of all ages and is particularly a great one for those embarking on their f
Logistics
Race Day
Saturday, September 12, 2026
Start Time
TBA
Start Location
Lake Anza Rd, Berkeley, CA, 94708
Course Info
Course Type
Loop Course
Terrain
trail
Scenery
Park, Forest
Surface
Dirt Trail
Difficulty
Rolling Hills
Quality Score
Solid Pick434 years running
~89 finishers a year
shrinking
10% returning runners
5 timing sources · 4 photos
runners from 4 states
winner 1:42:52
typical high 74°F
Race Day Weather
5-year historical avgStart (Low)
57°
Afternoon (High)
74°
Warm — hydration strategy is key, start conservatively
0.0"
Precipitation
12 mph
Wind
80%
Humidity
Race Photos
Frequently asked
When is the Berkeley Trail Adventure?
The Berkeley Trail Adventure is held on Saturday, September 12, 2026.
Where does the Berkeley Trail Adventure take place?
It takes place in Berkeley, California.
What distances does the Berkeley Trail Adventure offer?
The half marathon (13.1 miles).
Is the Berkeley Trail Adventure course flat and good for a PR?
The Berkeley Trail Adventure is a rolling hills, loop course course.
HalfRuns editorial — independent, no paid placement.
Explore More Journeys
Can't make it to Berkeley? Discover other experiences that match your running style.
Search All Races