In 2019, Sussex County, NJ had a population of 141k people with a median age of 44.7 and a median household income of $94,520. Between 2018 and 2019 the population of Sussex County, NJ declined from 142,298 to 141,483, a −0.573% decrease and its median household income grew from $90,520 to $94,520, a 4.42% increase.
The 5 largest ethnic groups in Sussex County, NJ are White (Non-Hispanic) (86.3%), White (Hispanic) (6.52%), Black or African American (Non-Hispanic) (2.11%), Asian (Non-Hispanic) (2.04%), and Two+ (Non-Hispanic) (1.27%). 0% of the households in Sussex County, NJ speak a non-English language at home as their primary language, and 98% 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 2019).
In 2019, the median property value in Sussex County, NJ was $267,500, and the homeownership rate was 83.1%. Most people in Sussex County, NJ drove alone to work, and the average commute time was 35.7 minutes. The average car ownership in Sussex County, NJ was 2 cars per household.