ZIP code · Lostine · Oregon · United States
ZIP code 97857 — Lostine
ZIP code 97857 serves Lostine, Oregon.
- Postal code
- 97857Single source Value from one source, not cross-checked.
- City
- Lostine
- County
- Wallowa FIPS 41063
- State
- Oregon
- Country
- United States
- Coordinates
- 45.4939, -117.4359 — precision precise (locality)
View on OpenStreetMap - Population
- 597 (ZCTA, ACS 5-year)
- Population density
- 2 / sq mi
- Land area
- 256.4 sq mi (664 km²) (ZCTA, ACS 5-year)
- Median household income
- $62,321
- Per-capita income
- $33,505
- Median age
- 47.8
- Households
- 248
- Housing units
- 286
- Median home value
- $536,000
- Median gross rent
- $1,273 / month
- Congressional district
- OR-2 (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
- 541Telephone 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 97857 with another ZIP · ZIPs within 25 miles · distance from 97857
Map of ZIP code 97857
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Dec (avg low 19°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 36 | 43 | 52 | 60 | 69 | 77 | 88 | 88 | 79 | 63 | 46 | 36 |
| Avg low °F | 20 | 22 | 27 | 32 | 38 | 43 | 47 | 45 | 38 | 31 | 25 | 19 |
| Precip in | 1.8 | 1.6 | 1.6 | 1.6 | 2.2 | 1.6 | 0.5 | 0.8 | 0.7 | 1.5 | 1.9 | 2.1 |
NOAA 1991–2020 climate normals from the nearest station: WALLOWA (7.1 mi) · NOAA NCEI
Places in ZIP 97857
- 1 post offices
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