In 2020, Sussex County, NJ had a population of 141k people with a median age of 44.9 and a median household income of $96,222. Between 2019 and 2020 the population of Sussex County, NJ declined from 141,483 to 140,996, a −0.344% decrease and its median household income grew from $94,520 to $96,222, a 1.8% increase.
The 5 largest ethnic groups in Sussex County, NJ are White (Non-Hispanic) (85.3%), White (Hispanic) (6.05%), Black or African American (Non-Hispanic) (2.08%), Asian (Non-Hispanic) (2%), and Two+ (Non-Hispanic) (1.77%).
None of the households in Sussex 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.
97.9% of the residents in Sussex County, NJ are U.S. citizens.
The largest universities in Sussex County, NJ are Sussex County Community College (419 degrees awarded in 2020).
In 2020, the median property value in Sussex County, NJ was $271,500, and the homeownership rate was 83.6%. Most people in Sussex County, NJ drove alone to work, and the average commute time was 38 minutes. The average car ownership in Sussex County, NJ was 2 cars per household.