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5th Annual San Mateo Color 5K

San Mateo, California, California, United States

calendar_today 04 Oct, 2026

directions_run Running

sell $25.00 – $40.00

About the Event

Celebrate the fifth edition of the San Mateo Color 5K, an exhilarating morning race that blends fitness with vibrant community spirit. Hosted by the Rotary Club of Peninsula Starlight, this event invites runners and walkers alike to enjoy a unique experience through the picturesque campus of College of San Mateo.
Participants will be enveloped in bursts of environmentally friendly color throughout their journey, transforming each step into an unforgettable visual spectacle. The route offers scenic views and a lively atmosphere as people come together to support great causes while having fun.
In addition to the colorful course, all registrants receive a commemorative Color 5K t-shirt and a gift bag filled with goodies. This event is not just about running; it's also an opportunity for families and friends to enjoy quality time together amidst the festivities.
Proceeds from this race benefit several important causes: Alzheimer’s Association, San Mateo/Foster City School District, and the Rotary Club of Peninsula Starlight Foundation. By participating or donating, you contribute directly to making a positive impact in your community.
Don’t miss out on securing your spot and t-shirt for this vibrant celebration. With kids 7 years old and under getting free entry, it’s an inclusive event that promises fun for all ages.
Join us at the San Mateo Color 5K — let's come together to make a difference while enjoying every colorful moment along the way.
Get ready to embrace the spirit of community and support meaningful causes in style. See you there!

Races Offered

Adult Registration

Oct 04, 2026

straighten

Distance — 5K

terrain

Type — Running

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61 days remaining

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$40.00

Child Registration

Oct 04, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

61 days remaining

sell

$30.00

Early Registration Adult

Oct 04, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

61 days remaining

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$35.00

Early Registration Child

Oct 04, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

61 days remaining

sell

$25.00

Weather History

These values represent the 3-year monthly averages for October in San Mateo, California.

thermostat Temperature

11.6° / 23.1°

wb_sunny Feels like

10.4° / 21.2°

light_mode Avg sunshine hours

9h 42m

water_drop Avg rainfall

0.6 mm

ac_unit Avg snowfall

—

air Avg wind speed

6.9 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (4.0)

humidity_mid Humidity

71.2%

wb_twilight Sunrise

07:18

nightlight Sunset

18:30

About San Mateo, California

Learn more about the host city, San Mateo, California.

San Mateo is the most populous city in San Mateo County, California, United States, on the San Francisco Peninsula. It is part of the San Francisco Bay Area metropolitan region, and is located about 20 miles (32 km) south of San Francisco. San Mateo borders Burlingame to the north, Hillsborough to the west, San Francisco Bay and Foster City to the east and Belmont to the south. The population was 105,661 at the 2020 census. Some of the biggest economic drivers for the city include technology, health care and education.