ZIP code · Republic · Washington · United States
ZIP code 99166 — Republic
ZIP code 99166 serves Republic, Washington.
- Postal code
- 99166Single source Value from one source, not cross-checked.
- City
- Republic
- County
- Ferry FIPS 53019
- State
- Washington
- Country
- United States
- Coordinates
- 48.6704, -118.6999 — precision precise (locality)
View on OpenStreetMap - Population
- 2,879 (ZCTA, ACS 5-year)
- Population density
- 6 / sq mi
- Land area
- 479.4 sq mi (1,241.5 km²) (ZCTA, ACS 5-year)
- Median household income
- $59,821
- Per-capita income
- $38,264
- Median age
- 55.5
- Households
- 1,245
- Housing units
- 1,682
- Median home value
- $273,100
- Median gross rent
- $789 / month
- Congressional districts
- WA-5 (also WA-4) (119th Congress)
- USDA hardiness zone
- 6a (-10 to -5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
- Area code
- 509Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 99166 with another ZIP · ZIPs within 25 miles · distance from 99166
Map of ZIP code 99166
Climate — monthly normals
Warmest month Jul (avg high 84°F), coldest Dec (avg low 16°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 31 | 38 | 49 | 58 | 68 | 74 | 84 | 84 | 74 | 57 | 40 | 30 |
| Avg low °F | 16 | 18 | 24 | 29 | 37 | 42 | 47 | 45 | 38 | 29 | 23 | 16 |
| Precip in | 1.6 | 1.3 | 1.5 | 1.4 | 2.1 | 2.2 | 1.2 | 0.6 | 0.9 | 1.3 | 1.9 | 2.2 |
NOAA 1991–2020 climate normals from the nearest station: REPUBLIC (2.4 mi) · NOAA NCEI
Places in ZIP 99166
- 3 schools
- 1 colleges & universities
- 1 hospitals & clinics
- 1 pharmacies
- 1 supermarkets
- 7 restaurants & cafés
- 1 bars & pubs
- 5 parks
- 1 libraries
- 1 post offices
- 9 places of worship
- 2 banks
- 3 gas stations
- 1 EV charging stations
- 1 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page