Residential delivery area · Washington
ZIP Code 99347: Pomeroy, WA
ZIP code 99347 uses the postal name Pomeroy, Washington and lies mostly in Garfield County (89% of its land), reaching into Columbia County and Whitman County (Census 2020 ZIP-county file). About 2,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $64,699 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Pomeroy (under 1%) and Pataha (0%); more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Pomeroy · its only residential ZIP
- County
- Garfield County (89%); Columbia County (10%); Whitman County (2%)
- Census places
- Pomeroy (under 1%); Pataha (0%) census-designated place
- House district
- WA-5 119th Congress
- State
- Washington
- Time zone
- Pacific
- Land area
- 769.7 sq mi · 3 people per sq mi
Where is ZIP code 99347?
99347 centers on 46.423°, -117.574° and covers 769.7 square miles of land plus 12.6 of water. It borders 10 ZIP codes: 99403, 99328, 99402, 99113, 99179, 99143, 99163, 99401, 99111, 97828.
The map draws ZIP code areas only. For the streets inside 99347, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 99347 compare with the rest of Garfield County?
| Measure | 99347 | In Garfield County | In WA |
|---|---|---|---|
| People (ACS 2020-2024) | 2,512 | 2nd of 2 | 351st of 605 |
| Median household income | $65k | 2nd of 2 | 316th of 363 |
| Median home value | $243k | 2nd of 2 | 375th of 392 |
Its median household income is higher than in 38% of U.S. residential ZIP codes, and it is denser than 8% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 99347?
The 2020 Census counted 2,342 people in 99347; the ACS, which samples households over 2020-2024, estimates 2,512. Between the 2010 and 2020 censuses its population grew 2.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 2,512
- 2020 Census count
- 2,342+2.1% since 2010 (2,293)
- Households
- 1,111
- Median age
- 47.4
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 99347?
Of the 2,512 people the ACS estimates in 99347, 19.5% are under 18 and 26.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (87.3%).
- Under 1819.5%
- 18 to 6454.1%
- 65 and older26.5%
- White, not Hispanic87.3%
- Other or two or more5.4%
- Hispanic or Latino4.7%
- Asian, not Hispanic2.0%
- Black, not Hispanic0.8%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 99347 earn?
Median household income is $64,699 (ACS 2020-2024). It is not measurably different from 2015-2019 ($67,102 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $64,699±$13,856
- Income per person
- $35,928
- Below the poverty line
- 11.2%
- Unemployed (of the labor force)
- 5.9%
- Adults 25+ with a bachelor's degree
- 34.7%
- Adjusted gross income per tax return, 2022
- $67,623980 returns; wages 62% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 99347?
FHFA's house price index for 99347, built from repeat sales and appraisals of the same homes, rose 82% from 2015 to 2025 and rose 52% from 2020 to 2025, and moved +6.8% in 2025.
- Median home value (owners' estimate)
- $243,400
- Median gross rent
- $791
- Homes owned by their occupants
- 76.3%
- Housing units
- 1,332
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 99347?
43 business establishments had a location in this ZIP code in 2023, 5 fewer than in 2018; the most are in wholesale trade (ZIP Code Business Patterns).
- Wholesale trade9
- Retail trade6
- Accommodation and food services5
- Construction4
- Other services (except public administration)4
- Utilities3
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 99347?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 99403 | Clarkston | 20,760 | $72k | 13.9 mi |
| 99328 | Dayton | 3,646 | $73k | 17.4 mi |
| 99402 | Asotin | 1,557 | $79k | 17.6 mi |
| 99113 | Colton | 560 | $105k | 21.2 mi |
| 99179 | Uniontown | 645 | $79k | 21.9 mi |
| 99143 | Lacrosse | 585 | $38k | 27.0 mi |
| 99163 | Pullman | 34,022 | $48k | 27.1 mi |
| 99401 | Anatone | 163 | $41k | 27.9 mi |
| 99111 | Colfax | 4,038 | $73k | 30.5 mi |
| 97828 | Enterprise, OR | 3,522 | $59k | 64.7 mi |
| 99136 | Hay | 14 | $88k | 24.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.