Endurance Grid lists 5 races in San Dimas, California, from September 2026 to May 2027.
The race calendar
The San Dimas race calendar is busiest in November, April, and May. Every race here is a running event, so there's usually one near you. You'll see distances like 5K and 10K.
Weather on race day varies by time of year, so it lives where it’s accurate — each race page shows that race’s typical high, low, and rain chance from NOAA climate normals for its venue and date.
Population
34,099
as of 2023
City Elevation
899 ft
Nearest Airport
ONT
Ontario International Airport
Time Zone
Pacific Time
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Just Outside San Dimas
Frequently Asked Questions (FAQs)