94509 Zip Code

About 94509 Zip Code

ZIP Code: 94509
Latitude: 37.99214
Longitude: -121.8142
Population: 71,013
Density: 1571.8
City: Antioch
State: California
County: Contra Costa County
All Counties: Contra Costa
Time Zone: America/Los_Angeles

ZIP code 94509 covers the area of Antioch, California in the United States. It is primarily associated with Contra Costa County and lies in the America/Los_Angeles time zone.

ZIP Code 94509 Overview

ZIP code 94509 serves the community of Antioch, California. Based on available data, this ZIP code has an estimated population of around 71,013 people and a population density of roughly 1571.8 people per square kilometer.

The primary county linked to this ZIP code is Contra Costa County. In some datasets, ZIP codes can overlap multiple counties. For ZIP code 94509, the extended county coverage is recorded as: Contra Costa.

Location and Coordinates

The geographic center (approximate) of ZIP code 94509 is located near latitude 37.99214 and longitude -121.8142. This information is useful for mapping, distance calculations, and understanding how this ZIP fits within California.

Time Zone

ZIP code 94509 falls under the America/Los_Angeles time zone. This can be important for scheduling, logistics, and travel planning.

Related ZIP Code Pages

Explore other related ZIP code resources on Burning Compass:

• All ZIP codes in California
• All ZIP codes for the city of Antioch
• All ZIP codes in Contra Costa County