Volunteer Outdoors in Redwood City: Habitat Restoration at Redwood Creek

Sat · Oct 31·Downtown Library, 1044 Middlefield Road Redwood City, California 94063

Spooky crafts are offered in the Family Place at the Downtown Library on Halloween while supplies last.

Sat · Oct 31·8 AM·Red Morton Community Center, 1120 Roosevelt Ave Redwood City, California 94061

Drop-in pickleball on three courts at Red Morton Community Center, $5 for adults, $1 for seniors and youth, all ages.

Sat · Oct 31·9:30 AM – 5:30 PM·Center for Creativity, 800 Main St, Redwood City, CA 94063

Student digital art, sustainable fashion, and interior design displays fill four downtown Redwood City window bays at the Center for Creativity, free to view from the street.

Sat · Oct 31·12 PM – 1 PM·North Fair Oaks Library, Redwood City

Small group conversation practice with fluent speakers and other learners at North Fair Oaks Library, for adults 18 and over.

Sat · Oct 31·9:30 AM – 12 PM·1 Alma Street, Menlo Park, CA, 94025

Volunteer to garden at Alma Pollinator Garden, increasing and maintaining native biodiversity.

Sat · Oct 31·9:30 AM – 11:30 AM·O'Donohue Educational Farm, 175 Electioneer Rd, Stanford, CA 94305 · Palo Alto

Volunteers work on weeding, planting, irrigation, composting, mulching and flower deadheading at O'Donohue Educational Farm, ages 10+, with guardians required for 10‑14‑year‑olds.

Fri · Oct 30·5:30 PM – 8:30 PM·Pearson-Arastradero Preserve, 1530 Arastradero Road, Palo Alto, CA, 94304

Night hike at Pearson-Arastradero Preserve offers after‑dark nature exploration in a spooky Halloween spirit.

Sat · Nov 7·9 AM – 12 PM·Redwood Grove Nature Preserve, 482 University Avenue, Los Altos, CA, 94022

Volunteer at Redwood Grove Nature Preserve to help increase biodiversity in Los Altos.

Sat · Nov 7·10 AM – 1 PM·Cooley Landing, 2100 Bay Road, East Palo Alto, CA, 94303

Día de los Muertos Celebracion en Cooley Landing — Craft activities and music celebrate the holiday, all ages.