Warren County, New Jersey Property Tax Rates and Average Tax Bills

Last updated: May 21, 2022

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Tax Assessor Phone Numbers

Warren County, NJ Property Tax Information

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Municipality2021 General Tax Rate2020 Average Tax Bill
Allamuchy Twp2.976$6,880
Alpha Boro3.321$5,837
Belvidere Town5.672$6,877
Blairstown Twp2.561$7,241
Franklin Twp3.069$8,905
Frelinghuysen Twp2.418$7,824
Greenwich Twp3.394$9,071
Hackettstown Town3.196$8,645
Hardwick Twp3.481$7,975
Harmony Twp2.471$4,990
Hope Twp2.977$7,433
Independence Twp3.466$7,704
Knowlton Twp3.682$7,438
Liberty Twp3.124$7,198
Lopatcong Twp2.967$6,847
Mansfield Twp3.513$7,940
Oxford Twp4.265$6,907
Phillipsburg Town4.073$4,469
Pohatcong Twp4.091$6,725
Washington Boro5.04$7,386
Washington Twp3.684$8,896
White Twp2.287$5,619

Warren County, NJ Property Tax Map

Tax Rate Less Than County Average
Tax Rate More Than County Average

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Warren County, NJ Tax Assessor Phone Numbers

TownTax AssessorPhone #
AllamuchyRich Motyka908-852-5132
AlphaKathy Degan908-454-0088
BelvidereDavid Gill908-475-3924
BlairstownRich Motyka908-362-6643
FranklinCraig Brotons908-689-3853
FrelinghuysenDavid Gill908-852-4121
GreenwichJennifer Carabelli908-859-0909
HackettstownJason Cohen908-852-3130
HardwickDavid Gill908-362-6528
HarmonyRich Motyka908-213-1600
HopeRich Motyka908-459-5011
IndependenceAnn Marie Mcdougal908-637-4133
KnowltonRich Motyka908-496-4783
LibertyPenny Holenstein908-637-4579
LopatcongRobert Sweeney908-859-3355
MansfieldJason Laliker908-689-6151
OxfordRich Motyka908-453-3380
PhillipsburgCraig Brotons908-454-5500
PohatcongJennifer Carabelli908-475-6121
WashingtonCraig Brotons908-689-3600
WashingtonCraig Brotons908-689-7200
WhiteMichelle Trivigno908-475-3279