ZIP code · O Brien · Oregon · United States
ZIP code 97534 — O Brien
ZIP code 97534 serves O Brien, Oregon.
- Postal code
- 97534Single source Value from one source, not cross-checked.
- City
- O Brien
- County
- Josephine FIPS 41033
- State
- Oregon
- Country
- United States
- Coordinates
- 42.0879, -123.6890 — precision precise (locality)
View on OpenStreetMap - Population
- 1,028 (ZCTA, ACS 5-year)
- Population density
- 40 / sq mi
- Land area
- 25.6 sq mi (66.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $30,231
- Per-capita income
- $18,467
- Median age
- 66.1
- Households
- 475
- Housing units
- 520
- Median home value
- $257,500
- Congressional district
- OR-2 (119th Congress)
- USDA hardiness zone
- 8b (15 to 20 °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)
Tools: compare 97534 with another ZIP · ZIPs within 25 miles · distance from 97534
Map of ZIP code 97534
Climate — monthly normals
Warmest month Jul (avg high 94°F), coldest Jan (avg low 33°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 49 | 55 | 60 | 67 | 76 | 84 | 94 | 94 | 87 | 72 | 55 | 47 |
| Avg low °F | 33 | 33 | 34 | 37 | 42 | 47 | 52 | 49 | 44 | 39 | 36 | 33 |
| Precip in | 11.4 | 8.5 | 8.6 | 4.1 | 2.1 | 0.8 | 0.3 | 0.3 | 0.8 | 3.5 | 8.0 | 12.9 |
NOAA 1991–2020 climate normals from the nearest station: CAVE JUNCTION 1 WNW (5.5 mi) · NOAA NCEI
Places in ZIP 97534
- 1 post offices
- 1 gas 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