In 2019, Westfield, NJ had a population of 29.9k people with a median age of 42.2 and a median household income of $170,798. Between 2018 and 2019 the population of Westfield, NJ declined from 30,086 to 29,877, a −0.695% decrease and its median household income grew from $168,721 to $170,798, a 1.23% increase.
The 5 largest ethnic groups in Westfield, NJ are White (Non-Hispanic) (78.6%), Asian (Non-Hispanic) (7.01%), White (Hispanic) (4.82%), Black or African American (Non-Hispanic) (3.31%), and Other (Hispanic) (2.42%). 0% of the households in Westfield, NJ speak a non-English language at home as their primary language.
96.7% of the residents in Westfield, NJ are U.S. citizens.
In 2019, the median property value in Westfield, NJ was $743,400, and the homeownership rate was 82.4%. Most people in Westfield, NJ drove alone to work, and the average commute time was 37.2 minutes. The average car ownership in Westfield, NJ was 2 cars per household.