Baldydash 2026 invites runners, hikers, and walkers to experience the rugged beauty of Bald Hill in San Anselmo on Saturday, August 29th at 4:30 PM. This third annual event offers a unique challenge as participants ascend and descend the steep terrain over a distance of approximately 4.75 miles with an elevation gain of around 1,200 feet. The race begins at Robson House in San Anselmo and winds its way through Bald Hill's challenging trails before descending back to Imagination Park for post-race festivities. The event celebrates the spirit of community and outdoor adventure, encouraging participants to enjoy the scenic landscape at their own pace. Whether you're a seasoned runner or prefer a leisurely hike, Baldydash welcomes all levels of fitness. This year’s edition features new merchandise, an expanded list of sponsors, official endorsement from San Anselmo's town government, additional nonprofit beneficiaries, and improved route marking thanks to AllTrails technology. The event also offers the possibility of childcare services for families joining in on the fun. Participants can look forward to a lively finish line celebration at Live on the Avenue with live music and refreshments. Registration fees cover swag items like commemorative t-shirts, while any surplus funds will support local initiatives including San Anselmo's Live on the Avenue event and The YES Foundation, contributing positively to the community. For those wondering about specifics: the race starts promptly at 4:30 PM from Robson House and concludes in downtown San Anselmo’s Imagination Park. Whether you choose to run or walk, every step counts towards a memorable journey up Bald Hill's steep trails. The event is designed for everyone to enjoy, so whether it means walking part of the way due to the challenging terrain, participants are encouraged to go at their own pace and have fun. Join us in San Anselmo on August 29th as we celebrate another year of bringing people together through a shared love of nature and community.
Races Offered
BALDYDASH 2026
Aug 29, 2026
straighten
Distance —
BALDYDASH 2026
terrain
Type —
Running
timer
10 days remaining
sell
$40.00
Weather History
These values represent the 3-year monthly averages for August in San Anselmo.
thermostatTemperature
13.5° / 27.6°
wb_sunnyFeels like
12.9° / 26.6°
light_mode
Avg sunshine hours
12h 29m
water_drop
Avg rainfall
—
ac_unit
Avg snowfall
—
air
Avg wind speed
7.2 km/h (Light breeze)
opacity
Sweat loss rate
High
terrain
Course conditions
Hard and dry surface
sunny
Max UV Index
High (7.0)
humidity_mid
Humidity
66.6%
wb_twilight
Sunrise
06:26
nightlight
Sunset
20:00
About San Anselmo
Learn more about the host city, San Anselmo.
San Anselmo is in Marin County in the San Francisco Bay Area of California. It's bordered on the east side by San Rafael, and the west side by Fairfax.