Westfield, NJ Profile: Facts & Data


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Westfield, New Jersey - Basic Facts

The Town of Westfield had a population of 31,775 as of July 1, 2018. Westfield ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in New Jersey. See peer rankings below.

The primary coordinate point for Westfield is located at latitude 40.659 and longitude -74.3474 in Union County. The formal boundaries for the Town of Westfield encompass a land area of 6.72 sq. miles and a water area of 0.02 sq. miles. Union County is in the Eastern time zone (GMT -5). The elevation is 128 feet.

The Town of Westfield (GNIS ID: 885436) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

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  1. Westfield 2018 Demographic Data
  2. Growth Rates for Westfield (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. New Jersey Research Tools (Easy Tools & Current Data)
  3. New Jersey Data Comparison Tool - 2018 Demographics

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Westfield, NJ Data & Demographics (As of July 1, 2018)


Total Population 31,775
Population in Households 31,554
Population in Familes 28,477
Population in Group Qrtrs 221
Population Density2 4,729
Diversity Index3 38


Median Household Income $154,031
Average Household Income $211,395
Per Capita Income $72,990


Total Housing Units 11,295 (100%)
Owner Occupied HU 8,697 (77.0%)
Renter Occupied HU 2,235 (19.8%)
Vacant Housing Units 363 ( 3.2%)
Median Home Value $709,358
Average Home Value $793,932


Total Households 10,932
Average Household Size 2.89
Family Households 8,450
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.57% 0.54%
Households 0.41% 0.46%
Families 0.36% 0.42%
Median Household Income   1.61%
Per Capita Income   1.92%

Westfield, NJ - Peer Comparisons by Rank and Percentile

The table below compares Westfield to the other 545 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 28 95th
Population Density # 119 78th
Diversity Index # 308 44th
Median Household Income # 31 94th
Per Capita Income # 40 93rd

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