Sunday, September 13
SF’s “Inner Sunset Flea Market” 2026 w/ Sunset Mercantile (Every 2nd Sunday)
The Inner Sunset Flea Market is back for its 11th season on April 12th! Launched in collaboration with the Inner Sunset Park Neighbors and happening every second Sunday from April to November, this vibrant, well-loved community event transforms Irving Street (9th-11th Ave.) into a lively ...Monthly
Flower Piano 2026: 12 Hidden Pianos in Golden Gate Park (Sept. 10-20)
One of the most unique interactive music festivals in the Bay Area is back! Flower Piano returns for its 11th year with 11 days of music, 12 pianos, and 130 performances in the Botanical Garden, plus plenty of open play opportunities, family-friendly activities, and more ...
“HellaSecret” Speakeasy Comedy Show & Cocktail Night (Oakland)
Secret pop-up comedy show at a new bar in Temescal in Oakland Get ready for the return of our “HellaSecret” comedy show in Oakland. A new series of pop-up live comedy shows at unique spots all across the bay. We’ll take over a venue and you’ll ...
Free Sunday Comedy Night in Downtown SF
Welcome to the heart of laughter right on the edge of SF’s vibrant Hayes Valley district! Step into a world of hilarity and at the newest addition to the city’s comedy scene – a chic, upscale comedy club boasting avant-garde decor, an upstairs lounge and a roster of top-notch comedians. ...
Huge Community Rummage Sale in SF’s Richmond Dist. (Sept. 11-13)
Sunday, September 13 – 9:00 am - Ends at 2:00 pm |
Cost: FREE | Community Hall
Three day community rummage sale with a hall full of furniture, clothing, shoes, kitchenware, sporting goods, decorative items and more! Stop by from 9am – 2pm from Friday Sept 11 – Saturday Sept 13 and browse the huge selection.
SF’s Huge US Open Tennis Outdoor Watch Party w/ Free Beer (Thrive City)
Watch the US Open finals at Thrive City with live outdoor broadcasts, a pop-up Red Ball Tennis Court offering free play for all ages, and a chance to win raffle prizes. The first 100 participants to play on the court receive a complimentary drink from ...
Botanical Bash: Free Community Festival at Ruth Bancroft Garden (Walnut Creek)
Botanical Bash at The Ruth Bancroft Garden is a free community celebration featuring unique vendors, food, educational organizations, and crafts for kids. The event includes a cactus petting zoo, interpretive exhibits on ethnobotany, and a series of garden talks throughout the day. Families can enjoy ...
KUSF Rock ’N Swap: SF’s Largest Record Fair (USF)
KUSF presents Rock ’N Swap, San Francisco’s largest record fair, held at the USF McLaren Center. The event offers early bird admission for $20 starting at 7:00 AM, with general admission at $3 after 10:00 AM. Free entry is available for anyone with a student ...
US Open Watch Party + Free Drinks for First 100 (Thrive City)
Sunday, September 13 – 10:00 am - Ends at 3:00 pm |
Cost: FREE | Thrive City
Watch the US Open finals live on outdoor screens at Thrive City in San Francisco. The event includes a pop-up Red Ball Tennis Court with free open play for all ages, a raffle for prizes, and complimentary drinks for the first 100 participants who play ...
5th Annual Noe Valley Art Festival
The 5th annual Noe Valley Art Festival will be held on Sunday, September 13th from 10am-4pm in the Noe Valley Town Square.
This FREE community event will feature art displays and sales, painting demonstrations, activities for kids plus music. With 22 artists participating, art on display will include ...
Latino Conservation Week Guided Hike + Free Food (Redwood City)
Kick off Latino Conservation Week 2026 with Latino Outdoors SF Bay Area, Midpeninsula Regional Open Space District, and Hispanic Access Foundation at El Corte de Madera Creek Preserve in Redwood City. The event features a free, guided ranger hike of about 2.5 miles to the ...
Pickwick Vintage Show: 40+ Local Vendors at Ferry Building (SF)
Sunday, September 13 – 10:00 am - Ends at 4:00 pm |
Cost: $11.59 | San Francisco Ferry Building
The Pickwick Vintage Show returns to the San Francisco Ferry Building on September 13, 2026, featuring vintage clothing, jewelry, accessories, and textiles from over 40 local vendors. The event takes place on the mezzanine, offering a curated mix of fashion and inspiration. Tickets are limited ...
54th Annual Castro Valley Fall Festival 2026 (Sept. 12-13)
Sunday, September 13 – 10:00 am - Ends at 5:00 pm |
Cost: FREE | Castro Valley Blvd.
The 54th Annual Castro Valley Fall Festival returns to Castro Valley Blvd. for a weekend of free, family-friendly activities including live music, pony rides, food, local vendors, and entertainment. The event spans two days and is open to the community. Original Event Description: _🍂 Castro ...
54th Annual Mountain View Art & Wine Festival (Sept. 12-13)
Sunday, September 13 – 10:00 am - Ends at 6:00 pm |
Cost: FREE | Castro Street (Downtown Mountain View)
The Mountain View Art & Wine Festival returns to Downtown Mountain View for its 54th year, bringing two days of art, live music, food, drinks, family fun, and more to Castro Street on September 12-13, 2026. With 400 artists and vendors, two stages of live ...
3rd Annual San Francisco Turkish Festival (Embarcadero Plaza)
September 12–13, 2026 | Embarcadero Plaza, San Francisco Experience the colors, flavors, music, and traditions of Türkiye at the 3rd Annual San Francisco Turkish Festival! Presented by the Turkish American Association of California (CALTURKS), a nonprofit cultural organization founded in 1975, the San Francisco Turkish ...
“Head West” Marketplace Fall 2026: 80+ Local Makers (Hayes Valley)
Sunday, September 13 – 11:00 am - Ends at 5:00 pm |
Cost: FREE | Hayes Street, Patricia's Green + Linden Street
Head West returns to Hayes Valley in San Francisco for a free outdoor marketplace featuring more than 80 local and visiting makers, crafters, artists, designers, and vintage merchants. The event offers live music, pet adoption opportunities, and access to Hayes Valley’s local restaurants, cafes, and ...
Bay Area Theatre Week: Storytelling Workshop w/ Formerly Incarcerated Performers 2026 (Berkeley)
Join the Formerly Incarcerated People’s Performance Project (FIPPP) for a free, interactive storytelling workshop during Bay Area Theatre Week at The Marsh Arts Center in Berkeley. Participants work directly with FIPPP storytellers and professional directors to learn about the creative process, engage in group storytelling ...
Pier 70 “Time Machine” Grand Opening: 150 Years of History (Sept. 11-13)
Sunday, September 13 – 11:00 am - Ends at 5:00 pm |
Cost: FREE | Historic Building 12, Pier 70
Celebrate the grand opening of the Pier 70 Time Machine at Historic Building 12, featuring interactive displays, hundreds of primary artifacts, a 24-foot 10,000-Year History Wall, Ramaytush Ohlone Cultural Display, and a photographic retrospective. Presented by the Bethlehem Shipyard Museum and Potrero Hill Archives Project, ...
“Lindy in the Park” Swing Dance Party (Golden Gate Park)
Get ready to swing in Golden Gate Park every sunny Sunday at “Lindy in the Park,” a weekly free event near the de Young Museum, when the streets of Golden Gate Park are closed to traffic and the dancers take over. This in person event resumed ...Every Sunday
Sunday Fun Days at Union Square (SF)
Calling all kids and their families!
Join us for fun and free drop-in S.T.E.A.M. activities led by Randall Museum, California Academy of Sciences, and Walt Disney Family Museum, on a rotating basis.
Activities geared towards kids aged 5-12. Caretaker supervision is required at all times.
Sunday Fun Days
Sunday, ...
Free Outdoor Movie Night “The Lion King” BYO Blanket (Thrive City)
Sunday, September 13 – 12:00 pm - Ends at 3:00 pm |
Cost: FREE | Thrive City
Enjoy a free outdoor screening of The Lion King at Thrive City’s plaza in San Francisco. Bring your own blanket for seating at this family-friendly movie event, which features movie-themed activities, photo ops, and a special menu for purchase. The movie starts at 12:30 PM ...
17th Annual Greek & Middle Eastern Festival (Rohnert Park)
A Taste of Greece & the Middle East Comes to Rohnert Park! Get ready for a weekend filled with delicious food, live music, dancing, culture, and community! The 17th Annual Greek & Middle Eastern Festival returns to Rohnert Park on Saturday, September 12, and Sunday, ...
“Free Oakland Up” Market: Shop for Free Treasures (Every Friday-Sunday)
Free Oakland UP, a Social Practice Project by Jocelyn Meggait, is open Fridays through Sundays from 12–4 PM, offering free materials for art, collage, and junk journals such as ephemera, electronics parts, books, and household goods. Outdoor items are entirely free to take (just don’t ...Every Sunday
Golden Gate Park Sunday Roller Disco Party (SF)
Sunday, September 13 – 1:00 pm - Ends at 5:00 pm |
Cost: FREE | Skatin' Place
There is a place in San Francisco’s Golden Gate Park that is heaven for Bay Area inline skaters and roller skaters who like to boogie to the funky beat on wheels. The Godfather of Skate brings his mobile DJ unit and plays groovy tunes for ...Every Sunday
Golden Gate Park Band’s Symphony in the Park”: Mexican Culture Day w/ Ballet Folklorico
The Golden Gate Park Band presents its 144th season in Golden Gate Park’s music concourse. That’s right, this 30-piece symphony has been playing free concerts in Golden Gate Park since 1882. For 2026, the Golden Gate Park Band performs free weekly concerts most Sundays at 1 pm. ...Every Sunday
CANCELED: SF’s Free “Opera in the Park” 2026 Festival (Golden Gate Park)
Sunday, September 13 – 1:30 pm - Ends at 3:30 pm |
Cost: FREE | Robin Williams Meadow (Sharon Meadow)
2026 UPDATE: Opera in the Park Has Been Cancelled
We write to share news that Opera in the Park on Sunday, September 13, has been cancelled.
While San Francisco Opera and the Opera Orchestra remain in negotiations towards a new contract, the Orchestra has not been able to ...
“Twin Peaks” Fest 2026: Screenings + Cherry Pie at SF’s Balboa Theater (Sept. 11-13)
Twin Peaks Fest at Balboa Theater features three days of screenings from all seasons of Twin Peaks and Fire Walk with Me, local art vendors, a raffle for paintings, live piano performances, and cherry pie. Costumes are encouraged, and tickets are sold by screening, day, ...
Free Mission Repair Cafe: Fix Your Broken Stuff + Sweet Treats (SF)
Sunday, September 13 – 2:00 pm - Ends at 4:30 pm |
Cost: FREE | 19th & Mission St
Dig out your broken things (electronics, appliances, clothes, toys, jewelry etc) and our volunteer repairers will try and repair them for free!
The Mission Repair Cafe is a local volunteer driven initiative to help reduce waste, save resources and money, and bring joy to the local ...
Free Shakespeare in the Park 2026 at SF’s McLaren Park (Sept. 12-13)
Sunday, September 13 – 2:00 pm - Ends at 3:30 pm |
Cost: FREE | Jerry Garcia Amphitheater (McLaren Park)
Free Shakespeare in the Park 2026: “Antony and Cleopatra” (July 25-Sept. 27) July 25-September 27, 2026 Cupertino, Redwood City & San Francisco FREE – No tickets required Free Shakespeare in the Park returns for its 44th season with Antony and Cleopatra, bringing free outdoor theater ...
18th Annual 50|50 Show: 2,500+ Small Artworks (Pacifica)
The 2026 50|50 Show Opens Sept 11 — 12
Artistic vision, bold imagination and staying power are all necessary for the participating California artists who undertook an intense journey this summer to create 50 small artworks over 50 days for the SF Bay Area’s favorite ...
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