In 2020, Warren County, NJ had a population of 106k people with a median age of 44.5 and a median household income of $83,497. Between 2019 and 2020 the population of Warren County, NJ declined from 105,862 to 105,730, a −0.125% decrease and its median household income grew from $81,307 to $83,497, a 2.69% increase.
The 5 largest ethnic groups in Warren County, NJ are White (Non-Hispanic) (80.8%), White (Hispanic) (5.77%), Black or African American (Non-Hispanic) (4.51%), Asian (Non-Hispanic) (2.66%), and Two+ (Hispanic) (2.07%).
None of the households in Warren County, NJ reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
96.7% of the residents in Warren County, NJ are U.S. citizens.
In 2020, the median property value in Warren County, NJ was $265,700, and the homeownership rate was 72.8%.
Most people in Warren County, NJ drove alone to work, and the average commute time was 35.6 minutes. The average car ownership in Warren County, NJ was 2 cars per household.