ZIP Code 94509: Antioch, CA
ZIP code 94509 is assigned to Antioch in Contra Costa County, California. Its reference point is at latitude 37.9939 and longitude -121.8089 (37°59'38.0"N 121°48'32.0"W).
Location Overview of ZIP Code 94509
Antioch has 2 ZIP codes in our directory, and Contra Costa County has 51.
California has 2,792 ZIP codes listed in total.
The nearest listed ZIP code is 94531 in Antioch, about 2.6 mi to the southeast.
| ZIP code | 94509 |
|---|---|
| Place | Antioch |
| County | Contra Costa County |
| State | California |
| Country | United States |
| Latitude | 37.9939 |
| Longitude | -121.8089 |
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Map of ZIP Code 94509
Map centred on 37.9939, -121.8089. The pin marks the ZIP code's reference point, not its boundary.
Photos of Antioch, California
Video: Antioch, California
Exploring Black Diamond Mines in Antioch, California USA Walking Tour #blackdiamondmines #antioch — by Exploration To Go · Watch on YouTube
ZIP Codes Near 94509
These 11 ZIP codes have the closest reference points to 94509, measured in a straight line.
Nearby Cities and Towns
The closest places to ZIP code 94509, measured in a straight line from its reference point. Road distances will be longer.
- Oakley – 5.7 mi east
- Pittsburg – 5.9 mi west
- Clayton – 7.7 mi southwest
- Brentwood – 7.8 mi southeast
- Knightsen – 8.0 mi east
- Bethel Island – 9.3 mi east
- Birds Landing – 11 mi north
- Concord – 12 mi southwest
- Discovery Bay – 13 mi southeast
- Rio Vista – 13 mi northeast
- Diablo – 14 mi southwest
- Danville – 14 mi southwest
Schools Near Antioch
If you are moving to ZIP code 94509, check with the education authority that serves Antioch, Contra Costa County which schools cover your street address.
Looking at nearby areas such as Oakley, Pittsburg and Clayton widens the choice of state, private and international schools. The links below open live Google Maps results centred on this location.
Parks and Outdoor Recreation
Use the map above to explore green space around Antioch, then zoom out to find larger parks, trails and nature areas in the wider California area.
Hospitals and Healthcare
Hospitals, clinics and pharmacies serving Antioch can be found with the searches below. In an emergency in the United States, call 911.
Residents may also use facilities in nearby Oakley, Pittsburg and Clayton.
Shopping and Dining in Antioch
For places to eat and shop near ZIP code 94509, the searches below show up-to-date listings around this location.
Libraries and Historical Places
Public libraries, museums and historic sites near Antioch, California can be found with the searches below.
For local history, try the archives of Contra Costa County along with the name Antioch.
Roads, Rivers and Lakes
From ZIP code 94509, Oakley lies about 5.7 mi to the east, Pittsburg lies about 5.9 mi to the west, Clayton lies about 7.7 mi to the southwest, Brentwood lies about 7.8 mi to the southeast and Knightsen lies about 8.0 mi to the east in a straight line. Use the directions link for routes and road names.
Rivers, lakes and coastline near Antioch show up on the map above, or you can search for them directly.
Frequently Asked Questions About ZIP Code 94509
Photo & Video Credits
- Photo 1 (“Shannon-Williamson Ranch (Antioch, CA)”): Sanfranman59, CC BY-SA 3.0, via Wikimedia Commons.
- Video: “Exploring Black Diamond Mines in Antioch, California USA Walking Tour #blackdiamondmines #antioch” by Exploration To Go, embedded from YouTube. All rights belong to the creator.
Photos are shown from their original source under the licenses listed. They were taken near this location and may show neighbouring areas.
Data for ZIP code 94509 comes from GeoNames and is provided for general reference. Always confirm mailing details with the U.S. Postal Service (USPS).