California Contra Costa County
Antioch
A city in Contra Costa County, California — population 111,605 as of 2020.
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News around Contra Costa County
Richmondside
September 11Pinole’s Ristorante Due Rose announces final days, Sweet Potatoes Up Beet Cafe shuts down and more closures
Pinole’s Ristorante Due Rose announces final days, Sweet Potatoes Up Beet Cafe shuts down and more closures A running list of restaurants that have recently closed in Berkeley, Oakland, Richmond, and beyond.
Local Business
Richmondside
September 11Students are suffering in sweltering classrooms, WCCUSD teachers say
Students are suffering in sweltering classrooms, WCCUSD teachers say Teachers say classroom temperatures reached 80 degrees or higher during the recent heat wave. A survey found that 24 schools need upgrades to keep the temperatures under 76 degrees.
EducationRichmondside
September 115 things to know — CalKIDS launches Scholarship Month, mayoral debates, transit forum Also: Two debates are set for Richmond's mayoral candidates; a West County Forum luncheon tackles AC Transit and BART issues; the local food bank receives $50,000.
Events
Contra Costa County Government
September 11The meeting will be accessible in person, via television, and live streaming to all members of the public.
GeneralContra Costa County Government
September 11Treasury Oversight Committee Meeting Tuesday, September 15, 2026
Government & CivicContra Costa County Government
September 10Public Works will perform road work on Christie Road in Martinez starting Wed., 9/16 - Wed., 9/23/26, from 8:00 a.m. - 5:00 p.m. Monday through Friday. Expect up to 15 minute delays through the work area due to traffic control and lane closures.
TransportationIn and around Antioch
See & do
- 24 Hour Fitness
- A Taste of Tanzania Catering Services
- Almondridge Park
- AMC Deer Valley 16
- Antioch Bayview Apartments
Eat, drink & stay
- Abuelita's House Pastries & Peruvian Food
- All Star Sports Bar
- Ambe Management Services Inc
- Afrique Restaurant & Entertainment
- Applebee's Grill + Bar
Musicians & bands near Antioch →
Explore the Greater San Francisco metro →
Antioch changes faster than we can keep up.
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Antioch by the numbers
- Area
- 29.17 sq mi (75.55 km²), 0.77 sq mi water
- Median age
- 38.4
- Households
- 37,381
- Persons per household
- 3.1
- Median household income
- $97,465
- Median house value
- $629,700
- Office
- FINANCE DIRECTOR
- Address
- PO BOX 5007, ANTIOCH, CA 94531