Warren County, NJ real estate

What the numbers say

Warren County, NJ real estate at a glance

By AstroCore · Realtor.com, US Census and Freddie Mac data

In September 2026, the median home in Warren County listed for $443,750, up 7.6% from a year earlier. That is 21% below the New Jersey median of $559,500.

Homes spent a median of 40 days on the market, faster than 41 days a year ago. That makes Warren County the #8 fastest-selling of 21 New Jersey counties we track.

Homeowners in Warren County pay a median of $8,119 a year in property taxes on a median home value of $346,500, an effective rate of about 2.34%. The New Jersey average is 2.11%, which makes Warren County the #17 lowest-tax of 21 counties in the state with published tax data.

Renters pay a median of $1,409 a month, and $1,553 for a two-bedroom. At today's prices a typical home costs about 26 times a year's rent, which generally favors renting over buying in the short term.

With 20% down and today's 7.24% average 30-year rate, the monthly payment on a $444,000 home here comes to about $3,471 including property tax and insurance. Lenders typically want that to be under 28% of income, which works out to roughly $149,000 a year (the median household here earns $100,869).