Friends of Joaquin Miller Park

Sat · Oct 24·Bridgeview Trail & Monterey Blvd, Oakland, CA 94602

Volunteers work weekly to remove invasive species, prevent erosion, and protect native plants in the Monterey redwood forest at Bridgeview Trail.

Sat · Oct 24·9 AM – 2 PM·Freedom Farmers' Market, 4521 Telegraph Ave, Oakland, CA 94609

Produce, fruit, and healthy foods from African American and under‑represented farmers fill the Temescal market, ending the season with a sweet potato pie tasting contest.

Sat · Oct 24·11:30 AM – 12:15 PM·Children's Fairyland · Oakland

Donkey brushing at Fairyland’s donkey enclosure.

Sat · Oct 24·5 PM – 7 PM·Chabot Space & Science Center · Oakland

Spooky Halloween hike through Oakland Redwood forest at Chabot Space & Science Center, followed by drinks, charcuterie, and stargazing on the observation deck, for ages 21 and up.

Sun · Oct 25·Dimond Park Historical Scout Hut, Oakland, CA 94602

Sausal Creek Trail Stewardship Crew restores trails in Dimond Canyon at Dimond Park Historical Scout Hut.

Sun · Oct 25·Bridgeview Trailhead, Oakland, CA 94602

Friends of Sausal Creek volunteers clear trails, repair storm damage, and remove invasive species at Bridgeview Trailhead.

Sun · Oct 25·9 AM·Huckleberry, Oakland

Steep loop hike at Huckleberry Botanic Regional Preserve showcases Golden Chinquapin and other plants; grippy footwear required, bring water and snacks, drop‑in, ages 7 and up.

Sat · Oct 24·7101 Edgewater Drive, Oakland, CA 94621

Bulky Block Party (7101 Edgewater Drive, Oakland) — Residents with vehicles haul large loads to the site.

Sat · Oct 24·Guadalajara, 1001 Fruitvale Avenue, Oakland, CA 94601

Neighborhood clean‑up at Guadalajara on Fruitvale Avenue, with gloves and tools provided.

Sat · Oct 24·Lake Merritt Sail Boat House, 568 Bellevue Ave, Oakland, CA 94610

Lake Merritt Institute Community Cleanup (Lake Merritt Sail Boat House) — Public volunteer cleanup; register on the website to attend.

Sat · Oct 24·2299 Tunnel Rd #2287, Oakland, CA 94618

Garden with NHCA on Fourth Saturdays meets at 2299 Tunnel Rd #2287, Oakland.