Walnut Creek, CA zip codes

Walnut Creek, California has 4 zip codes. Most of it is in Contra Costa County. Together these zip codes are home to about 91K people.

Zip codes

Population

91K

All zips combined

Largest zip

94598

27,206 residents

Income range

$101K–$186K

Median by zip

Zip codes in Walnut Creek

Zip	Type	Population	IncomeMedian income	Home value
94595	Residential	16,988	$100,552	$860,600
94596	Residential	23,417	$135,635	$1,277,800
94597	Residential	23,129	$132,063	$1,026,800
94598	Residential	27,206	$186,225	$1,339,900