The population of Warren county is estimated at 106,845. In 2017 there were 952 births and 931 deaths in Warren county. Warren county has 23,142 housing units that are owned with a mortgage or a loan, 7,848 that are owned free and clear and 10,490 that are renter occupied.

  The residents of Warren County filed 53,550 federal tax returns in 2017. This amount represents 1.2% of all New Jersey filings and 0.036% of the entire nation. Warren had a combined total federal tax liability of $555,707,000 on earned income of $3,704,825,000. Other notable statistics from Warren County were 3,400 unemployment claims which collected a total of $21,198,000 and 19,520 charitable contributions valued at $48,979,000. 21,820 filings from Warren County paid a combined total of $173,650,000 in property taxes and 17,850 filings paid $134,995,000 on mortgage interest costs.

  In 2010 Warren county had 105 religious congregations with an estimated 46,743 members.
31.7% of the Warren population has a college level Bachelors degree or higher. 9.2% have less than a highschool diploma level education.

Approximately 45% of Warren County voted in the presidential election of 2016. This is an increase from the 2012 election by 5,130 votes.
At $79,633 the median income is 99.4% of the New Jersey average. An estimated 2,356 people claimed to be unemployed last year in Warren, the equivalant of around 4.2% of the county population. This represents a decrease in the level of unemployment from the previous year's value of 4.6%.

Top 15 Industries in Warren County.
Total # Employed	Industry Job Type
6,076	Retail trade
4,571	Health care and social assistance
3,854	Manufacturing
2,294	Accommodation and food services
2,208	Food services and drinking places
1,861	Restaurants and other eating places
1,689	Food and beverage stores
1,514	Grocery stores
1,462	Ambulatory health care services
1,439	Supermarkets and other grocery (except convenience) stores
1,329	General merchandise stores
1,313	Administrative and support and waste management and remediation services
1,095	Other services (except public administration)
1,084	Administrative and support services
989	Transportation and warehousing

In 2018 the average price reduction was 4.43% in Warren County (averaging across 6 zip codes a sample of which are; 7823, 7840, 7882, 7825 and 8865).

In 2018 17.52% of listings in Warren County (averaging across 6 zip codes a sample of which are; 7823, 7882, 7840, 8886 and 7825) dropped their price.

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