17Oct

Paws'itive Pals Howl-O-Ween Pawty

PAWS'itive Pals Dog Training

17 Oct 2026

31Oct

Zoltron An Anthology of Arcane Artifacts - Halloween 2026

627 E. Main Street, Grass Valley, CA, United States, California 95959

31 Oct 2026

17Oct

Auburn Grass Valley Nevada City Sports Cards & Pokémon TCG Costume Expo

Nevada County Fairgrounds

17 Oct 2026

USD 5 TO 13

24Oct

The Bongo Furys

1849 Brewing Co.

24 Oct 2026

25Oct

12th Annual Grass Valley Howl-o-ween Parade

El Barrio Mexican Market

25 Oct 2026

30Oct

Downtown Grass Valley Safe Trick-or-Treat

Grass Valley, CA 95945

30 Oct 2026

16Oct

The Sand Gators | Ashley Jaguar | DJ mic’d at Gold Heart Hill

Gold Heart Hill

16 Oct 2026

USD 23

16Oct

HorrorFest Indoor Haunted House Experience

355 Crown Point Circle, Suite D, Grass Valley, CA, United States, California 95949

16 Oct 2026

23Oct

Broom dance with The Jewels of the Yuba!

165 Mill St, Grass Valley, CA 95945-4709, United States

23 Oct 2026

27Oct

Witchy Blooms Paint & Sip

Gold Vibe Kombuchary

27 Oct 2026

18Oct

HOWL-O-WEEN Pre-Paw-ty Photos/Costume Contest

11101 Rough and Ready Hwy, Grass Valley, CA 95945-8530, United States

18 Oct 2026

17Oct

Paw Spas Howloween Pawty

Grass Valley, California

17 Oct 2026

28Oct

Fang-tastic Fright: A Halloween Trivia Night

BriarPatch Food Co-op (Grass Valley, CA)

28 Oct 2026