ZIP code
99166
Republic, WA
99166 covers Republic in Ferry County, with 2,879 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 99166. Methodology
ZIP code map of 99166

About ZIP code 99166
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 99166. Not ACS. Methodology
People in 99166
Race
- White2,581
- Black or African American3
- American Indian or Alaska Native57
- Asian22
- Native Hawaiian and Pacific Islander4
- Other race57
- Two or more races287
Hispanic or Latino (any race): 100
Age
- Under 10268
- 10 to 19253
- 20 to 29207
- 30 to 39267
- 40 to 49296
- 50 to 59406
- 60 to 69685
- 70 to 79445
- 80 and older184
Income and housing in 99166
Education
- High school graduate91.8%
- Bachelor's degree19.5%
- Graduate degree7.6%
Places covering 99166
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.
- Republic32.9%
- Curlew Lake17.0%
- Pine Grove4.3%
- Torboy1.4%
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.
- Ferry County98.1%
- Okanogan County1.9%
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
44.3% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 99166
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 2,383 | |
| 2006 | 2,393 | |
| 2007 | 2,772 | |
| 2008 | 2,457 | |
| 2009 | 2,402 | |
| 2010 | 2,418 | |
| 2011 | 3,593 | 2,463 |
| 2012 | 3,721 | 2,410 |
| 2013 | 3,652 | 2,370 |
| 2014 | 3,606 | 2,320 |
| 2015 | 3,509 | 2,250 |
| 2016 | 3,174 | 2,290 |
| 2017 | 3,094 | 2,370 |
| 2018 | 3,058 | 2,360 |
| 2019 | 3,137 | 2,420 |
| 2020 | 3,022 | 2,490 |
| 2021 | 2,934 | 2,470 |
| 2022 | 2,936 | 2,480 |
| 2023 | 2,879 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 99166
12 nearest ZIP centroids (any distance)
- 99150Malo13.9 miPop 296 · Income $73,250
- 98859Wauconda18.5 miPop 476 · Income $97,227
- 99118Curlew20.0 miPop 964 · Income $66,202
- 99141Kettle Falls24.0 miPop 6,272 · Income $63,700
- 99121Danville24.4 miPop 325 · Income $80,833
- 99160Orient24.5 miPop 69 · Income —
- 99155Nespelem25.8 miPop 996 · Income $44,000
- 98855Tonasket27.1 miPop 5,615 · Income $51,063
- 99151Marcus27.9 miPop 206 · Income $46,250
- 99167Rice28.0 miPop 943 · Income $69,236
- 99138Inchelium29.0 miPop 1,173 · Income $51,094
- 99146Laurier29.4 miPop 38 · Income $140,962
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 99166, 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 99166 FAQ
- What city is ZIP code 99166 in?
- 99166 is in Republic, WA.
- What county is 99166 in?
- 99166 is in Ferry County.
- What is the median household income in 99166?
- The median household income in 99166 is $59,821.
- Which ZIP codes are near 99166?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 99166.