94523 Frequently Asked Questions

A: ZIP Code 94523 is Located in Pleasant Hill California. Portions of 94523 are also in Concord, Martinez, Reliez Valley.

A: ZIP Code 94523 is Located Entirely in Contra Costa County California.

A: The Current Sales Tax in ZIP Code 94523 is 9.8%

A: The Area Code for 94523 is 925.

A: ZIP Code 94523 is in the California 10th Congressional District.

A: ZIP Code 94523 is in California State Assembly District 14.

A: 94523 is within California State Senate District 3 and California State Senate District 7.

A: The 2022 population of ZIP Code 94523 is 34964. The population growth rate in 94523 is 0.00%. The population density of 94523 is 4,915.

A: The majority race/ethnicity of people residing in 94523 is White (66.15%). The majority race/ethnicity of students attending public schools in 94523 is White(39.34%).

A: The median household income in 94523 is $130,277 (2021) and the average adjusted income is $411,080 (2021).