94531 Frequently Asked Questions

A: ZIP Code 94531 is Located in Antioch California.

A: ZIP Code 94531 is Located Entirely in Contra Costa County California.

A: The Current Sales Tax in ZIP Code 94531 is 9.8%

A: The Area Code for 94531 is 925.

A: ZIP Code 94531 is in the California 10th Congressional District.

A: ZIP Code 94531 is in California State Assembly District 11.

A: ZIP Code 94531 is in California State Senate District 7.

A: The 2022 population of ZIP Code 94531 is 44115. The population growth rate in 94531 is 0.00%. The population density of 94531 is 2,731.

A: The majority race/ethnicity of people residing in 94531 is White (30.50%). The majority race/ethnicity of students attending public schools in 94531 is Hispanic(39.48%).

A: The median household income in 94531 is $106,570 (2021) and the average adjusted income is $308,200 (2021).