Walnut Creek, CA ZIP Codes

Total ZIPs

82,557

Total Population

ZIP Codes in Walnut Creek, CA

ZIP Code	Population	Density	Timezone
94598	25,818	655	America/Los_Angeles
94597	20,277	2,002	America/Los_Angeles
94596	20,037	1,299	America/Los_Angeles
94595	16,425	1,179	America/Los_Angeles

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.