Where My Taxes Go

Property taxNew JerseyCensus ACS 2020–2024

Warren County, New Jersey property tax rate

Homeowners in Warren County pay a median $8,119 a year in property tax, an effective rate of 2.34% of home value.The median home is worth $346,500. That rate is 11% higher than the New Jersey rate (2.11%) and 2.5 times the US rate (0.94%). It is the 5th highest of 21 counties in New Jersey.

Effective rate
2.34%
#5 of 21 in NJ · #28 of 3,134 in the US
Median tax paid
$8,119
± $159 · US $3,119
Median home value
$346,500
US $332,700
Paid by homeowners
$278.3 million
a year, 34,072 owner-occupied homes

Compared with the state and the US

Warren County's rate is 2.5 times the US rate

Effective property tax rate (median tax ÷ median home value). Grey ticks: the other 20 counties in New Jersey.

0.0%0.5%1.0%1.5%2.0%2.5%3.0%US 0.94%New Jersey 2.11%Warren County 2.34%0.0%0.5%1.0%1.5%2.0%2.5%3.0%US 0.94%New Jersey 2.11%Warren County 2.34%

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates.

Estimate your property tax in Warren County

Home value × the county's effective rate. Change the value to see your estimate.

Estimated property tax a year

$8,119

$677 a month at 2.34%, the effective rate for Warren County.

At the New Jersey rate (2.11%)$7,313
At the US rate (0.94%)$3,248

An estimate from Census averages, not your bill. Your tax depends on your assessed value, local levies and any exemptions (homestead, senior, veteran) you claim.

Neighbouring counties

Warren County has the highest rate among its neighbours

Effective property tax rate of every county that borders Warren County

CountyEffective rate
Warren County median $8,1192.34%
Sussex County median $8,5682.32%
Hunterdon County median $10,000+2.04%
Morris County median $10,000+1.84%
Monroe County, PA median $4,4471.66%
Northampton County, PA median $4,7001.52%
Bucks County, PA median $5,8261.31%

U.S. Census Bureau, ACS 2020–2024 5-year estimates; county adjacency file 2024.

What homeowners pay

92% of Warren County homeowners pay $3,000 or more a year (US 49%)

Owner-occupied homes by yearly real estate taxes paid, with and without a mortgage combined

Yearly property tax paidShare of homeowners
No real estate taxes paid3%
Less than $8001%
$800 to $1,4991%
$1,500 to $1,9991%
$2,000 to $2,9992%
$3,000 or more92%

U.S. Census Bureau, ACS 2020–2024 5-year estimates, table B25102.

Median tax with a mortgage: $8,232; without a mortgage: $7,905. Homes with a mortgage tend to be newer, bought more recently and worth more.

Five years earlier

The median tax bill rose 11% between the 2015–2019 and 2020–2024 surveys while median home value rose 31%, so the effective rate went down from 2.77% to 2.34%.

2015–20192020–2024Change
Median property tax paid$7,312$8,119+11%
Median home value$264,200$346,500+31%
Effective rate2.77%2.34%-0.42 pts

Where to check your own bill

Your actual bill is set locally: the county assessor values your home, and the county, city, school district and other local districts each set a rate on that value. Exemptions such as a homestead exemption can cut the bill. Check your assessment and bill with the Warren County assessor or tax collector.

State rules and exemptions: New Jersey Division of Taxation, property administration.

Questions and answers

What is the property tax rate in Warren County?
The effective rate is 2.34%: homeowners paid a median $8,119 a year on a median home value of $346,500 (Census ACS 2020-2024). The New Jersey rate is 2.11% and the US rate 0.94%.
How much is property tax on a $300,000 house in Warren County?
About $7,029 a year ($586 a month) at the county's effective rate of 2.34%. Your bill depends on your assessed value, local levies and exemptions.
Is property tax in Warren County high?
Warren County's rate is 11% higher than the New Jersey rate and 2.5 times the US rate. It ranks 5th of 21 counties in New Jersey and 28 of 3,134 US counties (1 = highest).
Why might my bill be different?
The rate here is an average across homeowners. Bills depend on when the home was last assessed, the levies of your city and school district, and exemptions or caps you qualify for.

Related

Sources and notes

  1. U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates (released December 2025), tables B25103 (median real estate taxes paid by mortgage status), B25077 (median value), B25102 (mortgage status by real estate taxes paid), B25090 and B25082 (aggregate taxes paid and aggregate value) and B25003 (tenure). Owner-occupied homes. Public domain.
  2. Five years earlier: ACS 2015–2019 5-year estimates, tables B25103 and B25077. Dollars are nominal.
  3. Effective rate = median real estate taxes paid ÷ median home value. Taxes are what homeowners report paying for the year; values are what they say the home would sell for. Where the Census Bureau caps the median tax at “$10,000+”, the rate is total taxes paid ÷ total home value instead. ± figures are the Census 90% margins of error.
  4. Page built 2026-10-10.