West Richland ZIP code, Washington
The ZIP code for West Richland, WA is 99353, and its area code is 509.
- USPS city name
- 1 ZIP code
- Overlapping the city
- 2 more
- Population
- 17,586
- Area code
- 509
- County
- Benton County
- State
- Washington
NANPA lists no telephone rate centre for West Richland itself, so these are the area codes of the nearest one, Richland (4.3 miles). A town on an area-code boundary can differ from its neighbour.
Mail addressed to West Richland uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.
West Richland in numbers
About 17,586 people live in West Richland, in 5,890 households. The median household income is $119,892 a year, 22% above the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $448,300 (21% below the Washington median), and median gross rent is $1,590 a month. The median age is 35.5; 39.4% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington); the average commute takes 25 minutes.
| Population | 17,586 |
|---|---|
| Households | 5,890 |
| Median age | 35.5 |
| Median household income | $119,892 |
| Median home value | $448,300 |
| Median gross rent | $1,590 |
| Bachelor's degree or higher | 39.4% |
| Mean commute | 24.5 min |
| Population density | 795 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place West Richland city. Survey estimates carry margins of error, wider for small places. Sources and methods.
ZIP codes addressed as West Richland
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
99353 | West Richland , WA | Standard | 19,251 | $121,845 | $450,500 |
Other ZIP codes overlapping West Richland
These ZIP codes cover part of West Richland but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
99320 | Benton City , WA | Standard | 9,879 | $90,102 | $373,500 |
99352 | Richland , WA | Standard | 37,430 | $100,108 | $474,100 |
Map of West Richland ZIP codes
The ZIP codes of West Richland, WA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near West Richland
The nearest larger towns are Richland (62,753 people, 4.8 mi), Kennewick (85,295 people, 13 mi) and Pasco (79,575 people, 13 mi).
| Town | Population | Distance |
|---|---|---|
| Richland | 62,753 | 4.8 mi |
| Benton City | 3,695 | 5.6 mi |
| Kennewick | 85,295 | 12.9 mi |
| Pasco | 79,575 | 13.1 mi |
| Finley | 5,634 | 19.2 mi |
| Prosser | 6,305 | 19.5 mi |
| Burbank | 3,589 | 20.9 mi |
| Grandview | 11,187 | 25.3 mi |
| Umatilla, OR | 7,508 | 27.5 mi |
| Sunnyside | 16,277 | 29.5 mi |
| Mabton | 2,536 | 29.8 mi |
More nearby: every ZIP code in Benton County · Washington ZIP codes
Cite this page
zipcodes.pro. “West Richland, WA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wa/west-richland
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