In 2020, Middlesex County, NJ had a population of 825k people with a median age of 39 and a median household income of $91,731. Between 2019 and 2020 the population of Middlesex County, NJ declined from 825,920 to 825,015, a −0.11% decrease and its median household income grew from $89,533 to $91,731, a 2.45% increase.
The 5 largest ethnic groups in Middlesex County, NJ are White (Non-Hispanic) (42%), Asian (Non-Hispanic) (24.4%), White (Hispanic) (12.9%), Black or African American (Non-Hispanic) (9.51%), and Other (Hispanic) (4.86%).
None of the households in Middlesex 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.
86.3% of the residents in Middlesex County, NJ are U.S. citizens.
The largest universities in Middlesex County, NJ are Rutgers University-New Brunswick (13,381 degrees awarded in 2021), Middlesex College (1,873 degrees), and American Institute of Medical Sciences & Education (341 degrees).
In 2020, the median property value in Middlesex County, NJ was $351,400, and the homeownership rate was 63.7%.
Most people in Middlesex County, NJ drove alone to work, and the average commute time was 34.3 minutes. The average car ownership in Middlesex County, NJ was 2 cars per household.
Middlesex County, NJ borders Mercer County, NJ, Monmouth County, NJ, Somerset County, NJ, Union County, NJ, and Richmond County, NY.