Middlesex County property tax rates, 2025

25 municipalities, ranked from lowest to highest effective rate. The median in Middlesex County is 2.098 per $100.

Lowest general rate
1.568Carteret Borough
Highest general rate
12.177East Brunswick Township
Municipalities
252025
1 Cranbury Township 1.836 1.454+0.002
2 Monroe Township 2.740 1.557+0.086
3 Piscataway Township 1.750 1.708-0.148
4 Carteret Borough 1.568 1.760Revalued
5 South River Borough 2.669 1.797+0.122
6 Old Bridge Township 6.094 1.836+0.564
7 South Brunswick Township 5.578 1.938+0.221
8 Edison Township 5.725 2.005-0.007
9 South Plainfield Borough 7.316 2.023+0.334
10 Helmetta Borough 3.558 2.054+0.169
11 South Amboy City 3.217 2.056+0.008
12 New Brunswick City 2.688 2.092+0.069
13 Sayreville Borough 6.259 2.098+0.154
14 Middlesex Borough 2.120 2.164-0.194
15 Woodbridge Township 12.034 2.234+0.400
16 Spotswood Borough 3.792 2.276+0.151
17 East Brunswick Township 12.177 2.287+0.355
18 Plainsboro Township 2.766 2.294+0.207
19 Perth Amboy City 3.178 2.296+0.161
20 North Brunswick Township 6.571 2.352+0.235
21 Metuchen Borough 7.255 2.374+0.300
22 Dunellen Borough 2.448 2.399-0.060
23 Milltown Borough 6.951 2.500+0.197
24 Jamesburg Borough 6.955 2.631+0.298
25 Highland Park Borough 2.723 2.802+0.161

Rates are per $100 of assessed value. Rank 1 has the lowest effective rate in the county. "Revalued" marks a rate that moved more than 40%, which almost always means property was reassessed that year.

Source: New Jersey Division of Taxation, 2025 General Tax Rates by County and Municipality. Retrieved 2026-10-24.

Property tax in Middlesex County

In 2025, the general tax rate in Middlesex County ranges from 1.568 in Carteret Borough to 12.177 in East Brunswick Township, per $100 of assessed value. On an assessed value of $300,000, that's $4,704 to $36,531 a year before exemptions. Because assessments sit at different shares of market value from place to place, compare places with the effective rate, which is what the ranking above uses.

Choose a municipality above for its rate history and a bill calculator, or read the New Jersey property tax guide for how assessments, due dates and appeals work.