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

Scroll down to see a tax map with more information

Tax Assessor Phone Numbers



The General Tax Rate is used to calculate tax on a property. It is equal to $10 per $1000 of the assessed value. The general tax rate is used to compute the tax on a property.

The Effective Tax Rate is used to compare one district to another. The effective tax rate isn't used to calculate the property tax.
The average 2019 Somerset County property tax bill was $10,161
The average 2019 New Jersey property tax bill was $8,736
Click table headers to sort
Municipality2020 General Tax Rate2019 Average Tax Bill
Bedminster Twp1.383$6,305
Bernards Twp2.094$12,734
Bernardsville Boro2.104$15,678
Bound Brook Boro3.087$8,182
Branchburg Twp2.143$9,621
Bridgewater Twp2.075$9,311
Far Hills Boro1.357$15,153
Franklin Twp2.197$7,526
Green Brook Twp2.622$12,208
Hillsborough Twp2.34$9,525
Manville Boro3.149$7,607
Millstone Boro2.579$9,299
Montgomery Twp3.119$15,515
North Plainfield Boro3.912$8,492
Peapack Gladstone Boro1.879$13,999
Raritan Boro2.559$8,177
Rocky Hill Boro2.382$10,530
Somerville Boro3.66$9,894
South Bound Brook Boro3.317$8,183
Warren Twp2.07$15,159
Watchung Boro2.128$14,823
Somerset County, New Jersey Property Tax Map
Tax Rate Less Than County Average Tax Rate Less Than County Average
Tax Rate More Than County Average Tax Rate More Than County Average
Tap or click markers for tax data for each town

Somerset County, NJ Tax Assessor Phone Numbers

TownTax AssessorPhone #
Bedminster TwpEdward Kerwin908-212-7029
Bernards TwpDavid Centrelli908-204-3082
Bernardsville BoroEdward Kerwin908-766-3850
Bound Brook BoroMichael Imbriaco732-356-0833
Branchburg TwpFrances Kuczynski908-526-1300
Bridgewater TwpAnthony Dirado908-725-6300
Far Hills BoroEdward Kerwin908-234-0611
Franklin TwpRichard Carabelli732-873-2500
Green Brook TwpLaura Whitaker732-968-1023
Hillsborough TwpDebra Blaney908-369-4313
Manville BoroGeorge Sopko908-725-9478
Millstone BoroChris Lauver201-920-3293
Montgomery TwpGlenn Stives908-359-8211
North Plainfield BoroBarb Flaherty908-769-2906
Peapack/Gladstone BoroEdward Kerwin908-234-2254
Raritan BoroAnthony Dirado908-231-1300
Rocky Hill BoroGeorge Sopko908-722-5554
Somerville BoroBrett Trout908-725-2300
South Bound Brook BoroBarbara Flaherty732-356-0258
Warren TwpEdward Kerwin908-753-8000
Watchung BoroEdward Kerwin908-756-3366