Residential delivery area · New Jersey
ZIP Code 07090: Westfield, NJ
ZIP code 07090 is in Westfield, New Jersey, entirely in Union County (Census 2020 ZIP-county file). About 31,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $232,629 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Westfield · its only residential ZIP
- County
- Union County
- Census places
- Westfield
- Metro area
- New York-Newark-Jersey City, NY-NJ
- House district
- NJ-7 119th Congress
- State
- New Jersey
- Time zone
- Eastern
- Land area
- 6.7 sq mi · 4,617 people per sq mi
- PO Box ZIPs
- 07091 also use the name Westfield
Where is ZIP code 07090?
07090 centers on 40.652°, -74.343° and covers 6.7 square miles of land plus 0.0 of water. It borders 6 ZIP codes: 07027, 07076, 07016, 07092, 07066, 07081.
The map draws ZIP code areas only. For the streets inside 07090, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 07090 compare with the rest of Union County?
| Measure | 07090 | In Union County | In NJ |
|---|---|---|---|
| People (ACS 2020-2024) | 31,111 | 7th of 27 | 91st of 598 |
| Median household income | $233k | 1st of 25 | 18th of 476 |
| Median home value | $953k | 2nd of 27 | 27th of 515 |
Its median household income is higher than in 99% of U.S. residential ZIP codes, and it is denser than 93% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 07090?
The 2020 Census counted 31,056 people in 07090; the ACS, which samples households over 2020-2024, estimates 31,111. Between the 2010 and 2020 censuses its population grew 2.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 31,111
- 2020 Census count
- 31,056+2.4% since 2010 (30,338)
- Households
- 10,900
- Median age
- 40.7
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 07090?
Of the 31,111 people the ACS estimates in 07090, 28.7% are under 18 and 14.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (76.5%).
- Under 1828.7%
- 18 to 6456.4%
- 65 and older14.9%
- White, not Hispanic76.5%
- Asian, not Hispanic8.8%
- Hispanic or Latino8.0%
- Other or two or more4.4%
- Black, not Hispanic2.4%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 07090 earn?
Median household income is $232,629 (ACS 2020-2024), the highest of the 25 ranked ZIP codes in Union County. It is not measurably different from 2015-2019 ($209,894 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $232,629
- Income per person
- $107,640
- Below the poverty line
- 1.8%
- Unemployed (of the labor force)
- 3.6%
- Adults 25+ with a bachelor's degree
- 78.1%
- Adjusted gross income per tax return, 2022
- $309,58014,140 returns; wages 68% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 07090?
FHFA's house price index for 07090, built from repeat sales and appraisals of the same homes, rose 59% from 2015 to 2025 and rose 48% from 2020 to 2025, and moved +5.6% in 2025.
- Median home value (owners' estimate)
- $953,400
- Median gross rent
- $2,357
- Homes owned by their occupants
- 81.1%
- Housing units
- 11,192
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 07090?
894 business establishments had a location in this ZIP code in 2023, 16 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance165
- Professional, scientific, and technical services149
- Other services (except public administration)122
- Retail trade89
- Accommodation and food services76
- Finance and insurance55
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 07090?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 07027 | Garwood | 4,885 | $111k | 1.1 mi |
| 07076 | Scotch Plains | 24,843 | $184k | 2.0 mi |
| 07016 | Cranford | 24,074 | $156k | 2.1 mi |
| 07092 | Mountainside | 7,049 | $212k | 2.2 mi |
| 07066 | Clark | 15,622 | $134k | 2.8 mi |
| 07081 | Springfield | 17,171 | $156k | 3.2 mi |
| 07023 | Fanwood | 7,799 | $196k | 2.3 mi (near) |
| 07033 | Kenilworth | 8,401 | $119k | 3.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Westfield?
1 more ZIP code carries the postal name Westfield, NJ without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 07091 | Union County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.