ZIP code · Milton Freewater · Oregon · United States

ZIP code 97862 — Milton Freewater

ZIP code 97862 serves Milton Freewater, Oregon.

Postal code
97862
Single source Value from one source, not cross-checked.
City
Milton Freewater
County
Umatilla FIPS 41059
State
Oregon
Country
United States
Coordinates
45.9486, -118.3912 — precision precise (locality)
View on OpenStreetMap
Population
12,538 (ZCTA, ACS 5-year)
Population density
43 / sq mi
Land area
292.9 sq mi (758.6 km²) (ZCTA, ACS 5-year)
Median household income
$54,013
Per-capita income
$25,802
Median age
38
Households
4,611
Housing units
5,245
Median home value
$225,400
Median gross rent
$858 / month
Congressional district
OR-2 (119th Congress)
USDA hardiness zone
7a (0 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 codes
541, 458
Telephone 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.

Climate — monthly normals

Warmest month Jul (avg high 90°F), coldest Dec (avg low 30°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F444958657481908980665244
Avg low °F303339445056636255443630
Precip in1.81.51.71.61.81.30.30.40.61.21.92.1

NOAA 1991–2020 climate normals from the nearest station: MILTON FREEWATER (0.9 mi) · NOAA NCEI

Places in ZIP 97862

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