ZIP code · Silver Lake · Oregon · United States

ZIP code 97638 — Silver Lake

ZIP code 97638 serves Silver Lake, Oregon.

Postal code
97638
Single source Value from one source, not cross-checked.
City
Silver Lake
County
Lake FIPS 41037
State
Oregon
Country
United States
Coordinates
43.1395, -120.9984 — precision precise (locality)
View on OpenStreetMap
Population
531 (ZCTA, ACS 5-year)
Population density
1 / sq mi
Land area
390.7 sq mi (1,011.8 km²) (ZCTA, ACS 5-year)
Median household income
$59,250
Per-capita income
$39,487
Median age
40.6
Households
215
Housing units
258
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.
Area codes
458, 541
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 85°F), coldest Dec (avg low 19°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F404551566674858476634838
Avg low °F202224283439454336292319
Precip in1.00.91.20.81.50.80.50.40.50.60.81.4

NOAA 1991–2020 climate normals from the nearest station: SILVER LAKE RS (3.4 mi) · NOAA NCEI

Places in ZIP 97638

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