ZIP code
99113
Colton, WA
99113 covers Colton in Whitman County, with 535 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 99113. Methodology
ZIP code map of 99113

About ZIP code 99113
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 99113. Not ACS. Methodology
People in 99113
Race
- White674
- Black or African American5
- Asian7
- Other race2
- Two or more races34
Hispanic or Latino (any race): 10
Age
- Under 1092
- 10 to 1971
- 20 to 2971
- 30 to 3983
- 40 to 4957
- 50 to 59112
- 60 to 69113
- 70 to 7989
- 80 and older34
Income and housing in 99113
Education
- High school graduate97.8%
- Bachelor's degree41.7%
- Graduate degree17.9%
Places covering 99113
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.
- Colton55.5%
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.
- Whitman County100.0%
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
44.5% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 99113
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 837 | |
| 2006 | 757 | |
| 2007 | 767 | |
| 2008 | 751 | |
| 2009 | 757 | |
| 2010 | 740 | |
| 2011 | 548 | 757 |
| 2012 | 649 | 740 |
| 2013 | 624 | 720 |
| 2014 | 652 | 760 |
| 2015 | 719 | 740 |
| 2016 | 750 | 770 |
| 2017 | 712 | 760 |
| 2018 | 719 | 770 |
| 2019 | 739 | 780 |
| 2020 | 600 | 750 |
| 2021 | 559 | 710 |
| 2022 | 555 | 730 |
| 2023 | 535 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 99113
12 nearest ZIP centroids (any distance)
- 99179Uniontown7.0 miPop 647 · Income $76,797
- 99165Pullman10.1 miPop 20 · Income —
- 99163Pullman10.1 miPop 33,692 · Income $46,401
- 83844Moscow13.0 miPop 3,545 · Income —
- 83832Genesee13.8 miPop 2,056 · Income $80,417
- 99102Albion14.6 miPop 448 · Income $55,750
- 99403Clarkston15.1 miPop 20,483 · Income $67,424
- 83843Moscow15.4 miPop 25,372 · Income $59,907
- 99347Pomeroy21.2 miPop 2,467 · Income $61,741
- 83872Viola21.3 miPop 893 · Income $88,320
- 83535Juliaetta22.1 miPop 1,028 · Income $60,913
- 99161Palouse22.2 miPop 1,478 · Income $90,750
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 99113, 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 99113 FAQ
- What city is ZIP code 99113 in?
- 99113 is in Colton, WA.
- What county is 99113 in?
- 99113 is in Whitman County.
- What is the median household income in 99113?
- The median household income in 99113 is $95,357.
- Which ZIP codes are near 99113?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 99113.