Westfield, NJ Demographics

A map of Westfield's Population by Race

Westfield, New Jersey has an estimated population of 31,111, a less than 1% change from the 31,032 recorded in the 2020 Census. The population is 76.5% White, 8.8% Asian, 8.0% Hispanic, 3.2% Multiracial, 2.4% Black, and 1.1% Native American/Other. This demographic dot map shows the population of Westfield, with one dot drawn for each person counted by the Census, color-coded by race.

Westfield is about as racially diverse as it was in the 2020 Census. It is considerably less diverse than New Jersey overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Westfield, that probability was 39.6% in 2020 and 40.0% in the most recent ACS estimates.

Westfield is ranked the 30th most populous place in New Jersey, out of 700 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Westfield was ranked the 30th most populous place in the 2020 Census.

Westfield's White Population

23,786 residents of Westfield, or 76.5% of the population, identify as White. The share of White residents in Westfield is significantly higher than in New Jersey overall, where 50.9% of the population is White. Westfield ranks 327th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Westfield's White population has remained roughly the same. White residents' share of Westfield's population has remained roughly unchanged at 76.5%.

Westfield is more White than neighboring Garwood (63.3% White), Mountainside (71.3% White), Fanwood (69.4% White), and Kenilworth (56.2% White). Westfield is less White than neighboring Cranford (80.8% White).

Westfield's Black Population

735 residents of Westfield, or 2.4% of the population, identify as Black. The share of Black residents in Westfield is lower than in New Jersey overall, where 12.2% of the population is Black. Westfield ranks 390th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Westfield's Black population has declined by an estimated 7.0%. Black residents' share of Westfield's population has remained roughly unchanged at 2.4%.

Westfield is more Black than neighboring Garwood (0.3% Black), and Mountainside (2.2% Black). Westfield is less Black than neighboring Cranford (4.5% Black), Fanwood (3.9% Black), and Kenilworth (5.2% Black).

Westfield's Asian Population

2,740 residents of Westfield, or 8.8% of the population, identify as Asian. The share of Asian residents in Westfield is comparable to the share in New Jersey overall, where 10% of the population is Asian. Westfield ranks 165th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Westfield's Asian population has remained roughly the same. Asian residents' share of Westfield's population has remained roughly unchanged at 8.8%.

Westfield is more Asian than neighboring Garwood (4.5% Asian), Cranford (5.1% Asian), Fanwood (6.9% Asian), and Kenilworth (3.5% Asian). Westfield is less Asian than neighboring Mountainside (11.4% Asian).

Westfield's Hispanic Population

2,493 residents of Westfield, or 8.0% of the population, identify as Hispanic. The share of Hispanic residents in Westfield is considerably lower than in New Jersey overall, where 22.5% of the population is Hispanic. Westfield ranks 447th statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Westfield's Hispanic population has grown by an estimated 10.9%. Hispanic residents' share of Westfield's population has increased from 7.2% to 8.0%.

Westfield is more Hispanic than neighboring Cranford (4% Hispanic). Westfield is less Hispanic than neighboring Garwood (21.2% Hispanic), Mountainside (13.2% Hispanic), Fanwood (11.2% Hispanic), and Kenilworth (31.6% Hispanic).

Westfield's Native American/Other Population

356 residents of Westfield, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Westfield is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Westfield ranks 363rd statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Westfield's Native American/Other population has grown by an estimated 109.4%. Native American/Other residents' share of Westfield's population has increased from 0.5% to 1.1%.

Westfield is more Native American/Other than neighboring Mountainside (0.1% Native American/Other), Cranford (0% Native American/Other), and Fanwood (0.6% Native American/Other). Westfield is less Native American/Other than neighboring Garwood (7.7% Native American/Other), and Kenilworth (1.9% Native American/Other).

Westfield's Multiracial Population

1,001 residents of Westfield, or 3.2% of the population, identify as Multiracial. The share of Multiracial residents in Westfield is comparable to the share in New Jersey overall, where 3.5% of the population is Multiracial. Westfield ranks 161st statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Westfield's Multiracial population has declined by an estimated 21.2%. Multiracial residents' share of Westfield's population has decreased from 4.1% to 3.2%.

Westfield is more Multiracial than neighboring Garwood (3% Multiracial), Mountainside (1.8% Multiracial), and Kenilworth (1.6% Multiracial). Westfield is less Multiracial than neighboring Cranford (5.6% Multiracial), and Fanwood (8% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.