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Trail Running Calendar near Santa Rosa Valley 2026-2027

Monthly updates for Santa Rosa Valley

Get new running races (and updates) in your inbox every month.

Explore the top trail runs near Santa Rosa Valley for 2026-2027! We've gathered 21 exciting races in the area. Check out our detailed list below to find your next local race.

July 2026
Jul
12
Su

Valley Crest Trails

Trail Run 5 km 10 km 7 mi 13 mi
Jul-Aug
16-13
Th

College of the Canyons XC Series

Trail Run 3 mi
Jul
18
Sa

Tough Mugu

Trail Run 10 km 25 km
August 2026
Aug
15
Sa

The Bulldog Ultra

Trail Run 25 km 50 km
September 2026
Sep
19
Sa

Red Rock Sunset Rumble

Trail Run Walk 5 mi 10 km
Sep
26
Sa

Bandit Ultra Trail

Trail Run 15 km 30 km 50 km
October 2026
Oct
4
Su

ABWR Half Marathon - Valencia

Trail Run 5 km 10 km 15 km 13 mi
Oct
4
Su

ABWR Half Marathon - Castaic

Trail Run 5 km 10 km 15 km Half Marathon
Oct
24
Sa

No Name Trail Race

Trail Run 5 km 10 km 13 mi 50 km
November 2026
Nov
15
Su

Patagonia Salmon Run

Trail Run 5 km
Nov
26
Th

SCTC 5K Turkey Trot

Trail Run 5 km
December 2026
Dec
5
Sa

Ray Miller 50/50

Trail Run 30 km 50 km 50 mi
Dec
5
Sa

Mulholland under the Stars Trail Race

Trail Run 5 km 10 km
Dec
6
Su

ABWR Half Marathon - Valencia

Trail Run 5 km 10 km 15 km Half Marathon
January 2027
Jan
16
Sa

Backbone Trail Ultra

Trail Run 68 mi
Jan
30
Sa

Sean O'Brien 100K

Trail Run 30 km 26 mi ... 50 mi 100 km
March 2027
Mar
20
Sa

Valencia Trail Race

Trail Run 10 km 13 mi 50 km
April 2027
Apr
10
Sa

Nature Made Great Race: Half Marathon

Trail Run 5 km 10 km ... 10 mi Half Marathon
Apr-May
30-2
Fr - Su

Coyote Two Moon

Trail Run 10 km 30 km ... 100 km 100 mi
May 2027
May
1
Sa

Santa Clarita Trail Race

Trail Run 5 km 10 km ... 30 km 60 km
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