Adams County, WA ZIP Codes
10 ZIP codes cover all or part of Adams County, Washington. The Census Bureau counts 20,800 residents in the county, with a median household income of $66,136 and a median home value of $273,300. Median household income ranges from $61,860 in 98857 to $82,500 in 99326. Its largest communities include Othello, Ritzville, Lind, Marine View and Hatton.
Adams County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 20,800 |
| Households | 6,288 |
| Median household income | $66,136 |
| Median home value | $273,300 |
| Median age | 29.3 |
| Median rent | $877 |
All 10 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 36,211 |
| Households (sum of ZIP codes) | 10,746 |
| Median household income, range across ZIP codes | $61,860 (98857) to $82,500 (99326) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $66,966 |
| Homeowners | 69.1% |
| Households with kids under 18 | 42.2% |
| Moved in the past year | 9.4% |
| Carrier routes in EDDM2GO's route library | 14 routes, 7,151 homes (4 of 10 ZIP codes) |
Top facts
- Highest median household income in Adams County: 99326 ($82,500)
- Most residents: 99344 (19,534 people)
- Highest homeownership: 99032 (79.4% own their home)
- Most households with kids: 99344 (49.6% of households)
- Most new movers: 99326 (18.8% moved in last year)
- Youngest median age: 99344 (26.8 years)
- Highest median home value: 99326 ($320,800)
Every ZIP code in Adams County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 99344 | Othello | 19,534 | 5,422 | $64,888 | $281,900 | 65.9% | 49.6% | 5.9% | 10 | 6,328 | 65% of its land |
| 99326 | Connell | 6,336 | 1,438 | $82,500 | $320,800 | 64.7% | 47.4% | 18.8% | 1 | 235 | 12% of its land |
| 98857 | Warden | 4,062 | 1,315 | $61,860 | $213,300 | 70.4% | 40.1% | 9.2% | 2 | 791 | 31% of its land |
| 99169 | Ritzville | 2,587 | 1,074 | $66,061 | $228,400 | 78.5% | 21.3% | 12.5% | — | — | 93% of its land |
| 99159 | Odessa | 1,323 | 611 | $64,688 | $241,000 | 69.4% | 12.6% | 9.5% | — | — | 32% of its land |
| 99032 | Sprague | 1,018 | 399 | $61,964 | $205,400 | 79.4% | 38.6% | 13.1% | 1 | 175 | 12% of its land |
| 99341 | Lind | 765 | 269 | $68,558 | $238,200 | 90.0% | 37.9% | 5.3% | — | — | 100% of its land |
| 99371 | Washtucna | 394 | 150 | $77,500 | $217,500 | 76.7% | 27.3% | 11.9% | — | — | 79% of its land |
| 99333 | Whitman County | 151 | 45 | $98,315 | $450,000 | 66.7% | 68.9% | 13.0% | — | — | 11% of its land |
| 99105 | Adams County | 41 | 23 | $51,250 | $46,500 | 100.0% | 8.7% | 0.0% | — | — | 100% of its land |
A ZIP code is listed for Adams 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
- Othello — 8,795 residents · 1 ZIP code
- Ritzville — 1,855 residents · 1 ZIP code
- Lind — 565 residents · 1 ZIP code
- Marine View — 471 residents · 1 ZIP code
- Hatton — 429 residents · 2 ZIP codes
- Washtucna — 292 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Adams County — 6 ZIP codes ranked
- ZIP codes with the highest home values in Adams County — 6 ZIP codes ranked
- ZIP codes with the highest homeownership in Adams County — 6 ZIP codes ranked
- ZIP codes with the most families with kids in Adams County — 6 ZIP codes ranked
- ZIP codes with the most new movers in Adams County — 6 ZIP codes ranked
- Youngest ZIP codes in Adams County — 6 ZIP codes ranked
- Oldest ZIP codes in Adams County — 6 ZIP codes ranked
- Fastest-growing ZIP codes in Adams County — 5 ZIP codes ranked
Price a mailing to Adams County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Adams County, WA?
- 99344, 99326, 98857, 99169, 99159, 99032, 99341, 99371, 99333 and 99105. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Adams County?
- 20,800 residents in 6,288 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Adams County?
- $66,136 for the county as a whole. Its ZIP codes range from $61,860 (98857) to $82,500 (99326).
- Which Adams County ZIP code has the highest median household income?
- 99326, at $82,500, among ZIP codes with at least 1,000 residents. See the full ranking of Adams County ZIP codes by income.
- How many carrier routes and mailboxes are in Adams County?
- For the 4 of 10 ZIP codes in EDDM2GO's stored route library: 14 carrier routes reaching 7,151 residential and 375 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.