ZIP code · Fairfield · New Jersey · United States
ZIP code 07004 — Fairfield
ZIP code 07004 serves Fairfield, New Jersey.
- Postal code
- 07004Single source Value from one source, not cross-checked.
- City
- Fairfield
- County
- Essex FIPS 34013
- State
- New Jersey
- Country
- United States
- Coordinates
- 40.8822, -74.2960 — precision precise (locality)
View on OpenStreetMap - Population
- 7,712 (ZCTA, ACS 5-year)
- Population density
- 761 / sq mi
- Land area
- 10.1 sq mi (26.2 km²) (ZCTA, ACS 5-year)
- Median household income
- $113,750
- Per-capita income
- $58,846
- Median age
- 49.8
- Households
- 3,003
- Housing units
- 3,054
- Median home value
- $651,800
- Median gross rent
- $2,576 / month
- Congressional district
- NJ-11 (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/New_York (UTC−5 / UTC−4 DST)
Tools: compare 07004 with another ZIP · ZIPs within 25 miles · distance from 07004
Map of ZIP code 07004
Climate — monthly normals
Warmest month Jul (avg high 85°F), coldest Jan (avg low 23°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 38 | 41 | 49 | 62 | 72 | 81 | 85 | 84 | 76 | 65 | 53 | 43 |
| Avg low °F | 23 | 24 | 31 | 41 | 51 | 60 | 66 | 64 | 57 | 45 | 35 | 28 |
| Precip in | 3.0 | 2.5 | 4.1 | 3.7 | 3.4 | 4.3 | 4.3 | 4.5 | 3.7 | 4.0 | 3.3 | 4.0 |
NOAA 1991–2020 climate normals from the nearest station: CALDWELL ESSEX CO AP (0.8 mi) · NOAA NCEI
Places in ZIP 07004
- 4 schools
- 17 restaurants & cafés
- 2 bars & pubs
- 4 parks
- 7 playgrounds
- 3 gyms & sports centres
- 1 libraries
- 3 places of worship
- 4 banks
- 9 gas stations
- 1 EV charging 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