from $5
RegisterCalifornia race calendar
October 2026 races in California
Running races in California in October 2026: 194 upcoming 5Ks, 10Ks, half marathons, marathons, and trail races with dates and entry fees.
194
upcoming races
2,026
year
October 2026
from Free
RegisterSGRAIL Marin - Triathlon & Trail Half Marathon
San Rafael, California5:00 PM startTrail
from Free
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from $10
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from $15
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from $34.99
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from $25
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from $45
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from $45
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from $25
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from $25
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from Free
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from $20
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from $50
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from $35
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from Free
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from $45
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from $20
RegisterHallo-Thanks-Mas Dash – 5K, 10K, and Half Marathon
San Diego, California6:30 AM start
from $45
RegisterNever Say Die Run Goonies 5K. 10K. Half Marathon An 80s Adventure Movie Inspired Race
Long Beach, California7:00 AM start
from $46.99
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from Free
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from $60
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from $90
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from Free
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from $20
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from Free
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from $60
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from $40
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from $10
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from $40
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from $30
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from $20
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from $40
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