Santa Rosa Valley close

Half Marathon 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 half marathons near Santa Rosa Valley for 2026-2027! We've gathered 37 exciting races in the area. Check out our detailed list below to find your next local race.

July 2026
Jul
5
Su

ABWR Half Marathon - San Fernando

5 km 10 km 15 km Half Marathon
Jul
12
Su

Shoreline Marathon

5 km 10 km Half Marathon Marathon
August 2026
Aug
2
Su

Camarillo Marathon

5 km 10 km Half Marathon Marathon
Aug
15
Sa

The TRON Night Run: Neon Grid Half Marathon

5 km 10 km Half Marathon
September 2026
Sep
6
Su

Surfers Point Marathon

5 km 10 km Half Marathon Marathon
Sep
19
Sa

Bayside Saved by the Bell Half Marathon

5 km 10 km Half Marathon
October 2026
Oct
3
Sa

Mean Girls Half Marathon

5 km 10 km Half Marathon
Oct
17
Sa

Back to the Future: 88 MPH Dash Half

5 km 10 km Half Marathon
Oct
18
Su

Jeepers Creepers Marathon

5 km 10 km Half Marathon Marathon
Oct
24
Sa

No Name Trail Race

Trail Run 5 km Half Marathon 50 km
Oct
24-25
Sa - Su

Malibu Moves Half Marathon

5 km 10 km Half Marathon
November 2026
Nov
8
Su

Run Malibu Half Marathon

5 km Half Marathon
Nov
15
Su

Santa Clarita Marathon

5 km 10 km Half Marathon Marathon
Nov
21
Sa

Harvest Hustle Half Marathon - Lake View Terrace

5 km 10 km Half Marathon
Nov
26
Th

ABWR Half Marathon - San Fernando

5 km 10 km 15 km Half Marathon
December 2026
Dec
13
Su

Santa To The Sea Half Marathon

5 km 11 km Half Marathon
Dec
20
Su

Holly Jolly Marathon

5 km 10 km Half Marathon