ZIP code · Farmington · California · United States
ZIP code 95230 — Farmington
ZIP code 95230 serves Farmington, California.
- Postal code
- 95230Single source Value from one source, not cross-checked.
- City
- Farmington
- County
- San Joaquin FIPS 06077
- State
- California
- Country
- United States
- Coordinates
- 37.9299, -121.0002 — precision precise (locality)
View on OpenStreetMap - Population
- 495 (ZCTA, ACS 5-year)
- Population density
- 4 / sq mi
- Land area
- 136.9 sq mi (354.5 km²) (ZCTA, ACS 5-year)
- Median household income
- $135,304
- Per-capita income
- $43,762
- Median age
- 28.6
- Households
- 182
- Housing units
- 199
- Median home value
- $611,100
- Median gross rent
- $2,160 / month
- Congressional districts
- CA-9 (also CA-5) (119th Congress)
- USDA hardiness zone
- 9b (25 to 30 °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
- 209Telephone 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 95230 with another ZIP · ZIPs within 25 miles · distance from 95230
Map of ZIP code 95230
Climate — monthly normals
Warmest month Jul (avg high 95°F), coldest Dec (avg low 38°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 57 | 63 | 69 | 75 | 83 | 90 | 95 | 94 | 90 | 80 | 67 | 57 |
| Avg low °F | 39 | 41 | 44 | 47 | 53 | 58 | 61 | 60 | 58 | 51 | 43 | 38 |
| Precip in | 2.7 | 2.5 | 1.9 | 1.1 | 0.6 | 0.1 | 0.0 | 0.0 | 0.1 | 0.7 | 1.4 | 2.4 |
NOAA 1991–2020 climate normals from the nearest station: STOCKTON METRO AP (12.6 mi) · NOAA NCEI
Places in ZIP 95230
- 2 schools
- 1 bars & pubs
- 1 post offices
- 1 places of worship
- 2 gas stations
- 2 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