ZIP code 94597
Where is ZIP code 94597?
Walnut Creek, California
Contra Costa County · Standard ZIP code
ZIP code 94597 belongs to Walnut Creek, California in Contra Costa County. 94597 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Pacific Time zone and uses area code 925. About 23,129 people live in the 94597 area, where the median household income is $132,063. The closest ZIP codes are 94596 (Walnut Creek, 1.3 mi southeast), 94523 (Pleasant Hill, 2.5 mi north) and 94598 (Walnut Creek, 2.5 mi east).
| ZIP code | 94597 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Walnut Creek |
| Also accepted | Lafayette |
| State | California (CA) |
| County | Contra Costa County |
| Time zone | Pacific Time · now |
| Area code | 925 |
| Coordinates | 37.9182, -122.0717 map |
| 3-digit prefix | 945 |
Population and income in 94597
| Population | 23,129 · higher than 57% of California ZIP codes |
|---|---|
| People per square mile | 5,707 · higher than 77% of California ZIP codes |
| Median age | 39.1 years · lower than 55% of California ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $132,063 · higher than 80% of California ZIP codes |
| Income per person | $72,923 |
| Below the poverty line | 8.1% |
| Bachelor’s degree or higher | 65% of adults 25+ |
| Median home value | $1,026,800 · higher than 77% of California ZIP codes |
| Median rent | $2,661 a month |
| Housing units | 11,249 |
| Households | 10,782 (2.13 people on average) |
| Owners / renters | 46% / 54% |
| Land area | 4.05 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 94597. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 94597
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 94596 | Walnut Creek, CA | 1.3 mi SE | Standard |
| 94523 | Pleasant Hill, CA | 2.5 mi N | Standard |
| 94598 | Walnut Creek, CA | 2.5 mi E | Standard |
| 94549 | Lafayette, CA | 2.7 mi SW | Standard |
| 94595 | Walnut Creek, CA | 3 mi S | Standard |
| 94518 | Concord, CA | 3.3 mi NE | Standard |
| 94522 | Concord, CA | 4.7 mi NE | PO Box only |
| 94524 | Concord, CA | 4.7 mi NE | PO Box only |
| 94529 | Concord, CA | 4.7 mi NE | Unique |
| 94520 | Concord, CA | 4.8 mi NE | Standard |
| 94507 | Alamo, CA | 5.2 mi SE | Standard |
| 94519 | Concord, CA | 5.6 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 94597 or measure the distance to another ZIP code.
How to address mail to 94597
123 MAIN ST
WALNUT CREEK CA 94597
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts LAFAYETTE as the city name for 94597. Adding the 4-digit ZIP+4 code (94597-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Walnut Creek, CA
All Walnut Creek ZIP codes with population and income →
Questions
- What city is ZIP code 94597?
- 94597 is a Walnut Creek, California ZIP code. Lafayette is also accepted as the city name.
- What county is 94597 in?
- ZIP code 94597 is in Contra Costa County, California.
- What time zone is ZIP code 94597 in?
- 94597 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 94597?
- Phone numbers in ZIP code 94597 use area code 925.
- What is the population of ZIP code 94597?
- About 23,129 people live in ZIP code 94597, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 94597?
- The median household income in 94597 is $132,063 a year, higher than 80% of California ZIP codes.
- What ZIP codes are near 94597?
- The nearest ZIP codes to 94597 are 94596 (Walnut Creek, 1.3 miles), 94523 (Pleasant Hill, 2.5 miles), 94598 (Walnut Creek, 2.5 miles) and 94549 (Lafayette, 2.7 miles).