Warren County, NJ Demographics

The total population of Warren County is estimated to be 109,739 with 54,469 males (49.64%) and 55,270 females (50.36%). There are 801 more females than males in Warren County.
The median household income in Warren County was $92,054 in 2021, which marked an a decrease of 2,560(2.71%) from $94,614 in 2020. This income is 123.39% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Warren County sees its highest median household income among householders in the age group of 45 to 64 years old, at $114,154. Overall, the median household income for the county of Warren County stands at $98,867.
In Warren County, the median income for all workers aged 15 years and older, regardless of work hours, was $54,101 for males and $36,307 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $71,175 for males and $61,134 for females.
In Warren County, the demographic landscape is diverse, spanning 5 distinct racial categories among households. Among these, Some Other Race households have the highest median household income at $121,646, while Two or More Races households represent the opposite end with the lowest median household income of $88,167.
In 2022, the population of Warren County was 110,926, a 0.39% increase year-by-year from 2021. Previously, in 2021, Warren County's population was 110,494, an increase of 0.90% compared to a population of 109,513 in 2020.
The median age in Warren County, NJ is 44.1, as per 2021 ACS 5-Year Estimates. Of the total population, 15.70% were under the age of 15, 17.95% aged 15 to 29, 48.07% aged 30 to 64, 15.73% aged 65 to 84, and 2.55% were 85 years of age and older.
Racial distribution of Warren County population: 84.51% are White, 4.63% are Black or African American, 0.07% are American Indian and Alaska Native, 2.68% are Asian, 0.02% are Native Hawaiian and other Pacific Islander, 2.56% are some other race and 5.53% are multiracial.