Whitman County, WA ZIP Codes
20 ZIP codes cover all or part of Whitman County, Washington. The Census Bureau counts 47,003 residents in the county, with a median household income of $55,406 and a median home value of $359,600. Median household income ranges from $48,231 in 99163 to $87,464 in 99161. Its largest communities include Pullman, Colfax, Palouse, Tekoa and St. John.
Whitman County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 47,003 |
| Households | 18,721 |
| Median household income | $55,406 |
| Median home value | $359,600 |
| Median age | 26.4 |
| Median rent | $1,049 |
All 20 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 47,284 |
| Households (sum of ZIP codes) | 18,840 |
| Median household income, range across ZIP codes | $48,231 (99163) to $87,464 (99161) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $52,471 |
| Homeowners | 47.0% |
| Households with kids under 18 | 21.7% |
| Moved in the past year | 26.7% |
| Carrier routes in EDDM2GO's route library | 8 routes, 897 homes (6 of 20 ZIP codes) |
Top facts
- Highest median household income in Whitman County: 99161 ($87,464)
- Most residents: 99163 (34,022 people)
- Highest homeownership: 99161 (81.5% own their home)
- Most households with kids: 99161 (31.2% of households)
- Most new movers: 99163 (33.3% moved in last year)
- Youngest median age: 99163 (23.4 years)
- Highest median home value: 99163 ($435,900)
Every ZIP code in Whitman County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 99163 | Pullman | 34,022 | 13,270 | $48,231 | $435,900 | 34.7% | 19.0% | 33.3% | — | — | 100% of its land |
| 99111 | Colfax | 4,038 | 1,714 | $73,393 | $295,800 | 72.9% | 28.1% | 13.3% | — | — | 100% of its land |
| 99161 | Palouse | 1,435 | 583 | $87,464 | $302,600 | 81.5% | 31.2% | 11.6% | — | — | 100% of its land |
| 99170 | Rosalia | 926 | 423 | $58,750 | $238,300 | 83.9% | 21.5% | 4.5% | 2 | 424 | 57% of its land |
| 99171 | Saint John | 895 | 408 | $53,333 | $220,500 | 77.5% | 14.7% | 5.3% | — | — | 100% of its land |
| 99033 | Tekoa | 832 | 358 | $58,750 | $253,300 | 66.8% | 29.1% | 12.2% | — | — | 82% of its land |
| 99130 | Garfield | 693 | 258 | $82,000 | $232,100 | 80.6% | 30.6% | 7.0% | 1 | 141 | 100% of its land |
| 99179 | Uniontown | 645 | 222 | $79,063 | $397,700 | 68.0% | 38.7% | 6.7% | — | — | 100% of its land |
| 99125 | Endicott | 611 | 245 | $52,569 | $195,800 | 66.9% | 30.2% | 15.0% | — | — | 100% of its land |
| 99143 | Lacrosse | 585 | 276 | $38,214 | $123,600 | 84.8% | 37.3% | 10.3% | — | — | 100% of its land |
| 99158 | Oakesdale | 561 | 211 | $78,375 | $301,800 | 88.2% | 26.1% | 8.4% | 2 | 151 | 100% of its land |
| 99113 | Colton | 560 | 236 | $104,643 | $398,000 | 92.4% | 24.2% | 3.1% | — | — | 100% of its land |
| 99102 | Albion | 495 | 218 | $56,833 | $230,700 | 47.2% | 22.0% | 6.1% | — | — | 100% of its land |
| 99128 | Farmington | 259 | 125 | $58,942 | $363,500 | 76.0% | 18.4% | 1.2% | 1 | 102 | 93% of its land |
| 99017 | Lamont | 230 | 93 | $58,958 | $121,400 | 90.3% | 49.5% | 6.0% | — | — | 100% of its land |
| 99176 | Thornton | 163 | 72 | $128,000 | $283,300 | 80.6% | 23.6% | 2.5% | 1 | 88 | 100% of its land |
| 99333 | Whitman County | 151 | 45 | $98,315 | $450,000 | 66.7% | 68.9% | 13.0% | — | — | 89% of its land |
| 99149 | Malden | 100 | 47 | $26,250 | $49,500 | 100.0% | 23.4% | 1.0% | — | — | 100% of its land |
| 99174 | Steptoe | 69 | 25 | $50,179 | $254,500 | 88.0% | 56.0% | 0.0% | — | — | 100% of its land |
| 99136 | Whitman County | 14 | 11 | $87,708 | — | 100.0% | 0.0% | 0.0% | 1 | 20 | 100% of its land |
A ZIP code is listed for Whitman County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Pullman — 32,229 residents · 1 ZIP code
- Colfax — 2,708 residents · 1 ZIP code
- Palouse — 1,147 residents · 1 ZIP code
- Tekoa — 690 residents · 1 ZIP code
- St. John — 607 residents · 1 ZIP code
- Rosalia — 513 residents · 1 ZIP code
- Albion — 495 residents · 2 ZIP codes
- Garfield — 475 residents · 1 ZIP code
- Endicott — 425 residents · 1 ZIP code
- Uniontown — 400 residents · 1 ZIP code
- Oakesdale — 396 residents · 1 ZIP code
- LaCrosse — 357 residents · 1 ZIP code
- Colton — 323 residents · 1 ZIP code
- Lamont — 170 residents · 1 ZIP code
- Steptoe — 162 residents · 2 ZIP codes
- Farmington — 140 residents · 1 ZIP code
- Malden — 100 residents · 1 ZIP code
Price a mailing to Whitman County ZIP codes
EDDM guides
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Frequently asked questions
- What ZIP codes are in Whitman County, WA?
- 99163, 99111, 99161, 99170, 99171, 99033, 99130, 99179, 99125, 99143, 99158, 99113, 99102, 99128, 99017, 99176, 99333, 99149, 99174 and 99136. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Whitman County?
- 47,003 residents in 18,721 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Whitman County?
- $55,406 for the county as a whole. Its ZIP codes range from $48,231 (99163) to $87,464 (99161).
- Which Whitman County ZIP code has the highest median household income?
- 99161, at $87,464, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Whitman County?
- For the 6 of 20 ZIP codes in EDDM2GO's stored route library: 8 carrier routes reaching 897 residential and 29 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.