ZIP code
99350
Prosser, WA
99350 covers Prosser in Benton County, with 14,278 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 99350. Methodology
ZIP code map of 99350

About ZIP code 99350
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 99350. Not ACS. Methodology
People in 99350
Race
- White7,377
- Black or African American68
- American Indian or Alaska Native153
- Asian155
- Native Hawaiian and Pacific Islander13
- Other race3,655
- Two or more races1,819
Hispanic or Latino (any race): 6,131
Age
- Under 101,879
- 10 to 192,243
- 20 to 291,542
- 30 to 391,586
- 40 to 491,582
- 50 to 591,552
- 60 to 691,566
- 70 to 79837
- 80 and older453
Income and housing in 99350
Education
- High school graduate79.4%
- Bachelor's degree19.8%
- Graduate degree8.3%
Places covering 99350
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Prosser45.8%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Benton County97.7%
- Klickitat County1.4%
- Yakima County0.9%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
54.2% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 99350
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 11,459 | |
| 2006 | 11,399 | |
| 2007 | 12,291 | |
| 2008 | 12,180 | |
| 2009 | 13,020 | |
| 2010 | 13,269 | |
| 2011 | 12,447 | 13,462 |
| 2012 | 12,962 | 13,250 |
| 2013 | 13,636 | 13,210 |
| 2014 | 14,387 | 12,920 |
| 2015 | 13,629 | 12,890 |
| 2016 | 13,359 | 12,710 |
| 2017 | 13,802 | 12,840 |
| 2018 | 14,017 | 12,380 |
| 2019 | 13,488 | 12,630 |
| 2020 | 14,208 | 12,660 |
| 2021 | 14,101 | 12,380 |
| 2022 | 14,287 | 12,450 |
| 2023 | 14,278 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 99350
12 nearest ZIP centroids (any distance)
- 98930Grandview11.5 miPop 15,071 · Income $67,798
- 99345Paterson15.0 miPop 169 · Income $111,250
- 98935Mabton16.1 miPop 4,481 · Income $63,775
- 99320Benton City16.7 miPop 10,157 · Income $84,494
- 97844Irrigon20.0 miPop 3,569 · Income $73,917
- 99353West Richland20.5 miPop 18,702 · Income $120,396
- 99346Plymouth22.2 miPop 269 · Income $50,588
- 99338Kennewick22.3 miPop 19,235 · Income $116,002
- 99352Richland22.5 miPop 36,641 · Income $96,875
- 98932Granger24.0 miPop 5,742 · Income $68,726
- 98938Outlook24.2 miPop 1,678 · Income $45,846
- 99322Bickleton24.2 miPop 466 · Income —
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 99350, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 99350 FAQ
- What city is ZIP code 99350 in?
- 99350 is in Prosser, WA.
- What county is 99350 in?
- 99350 is in Benton County.
- What is the median household income in 99350?
- The median household income in 99350 is $74,393.
- Which ZIP codes are near 99350?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 99350.