Mercer County, NJ Property Tax Calculator
Average Residential Tax Bill (2024): $9,543
Mercer County spans from the state capital of Trenton to suburban communities like Princeton and Hamilton, each with distinct property tax characteristics.
Per the 2024 Average Residential Tax Report from the NJ Division of Taxation, Mercer County's average residential tax bill was $9,543.
This estimation tool is helpful when comparing properties across Mercer County's diverse municipalities, where tax rates can vary significantly between urban and suburban areas.
Enter your property value below and select your municipality if known to get a clearer picture of your annual and monthly tax obligations in Mercer County.
This page provides estimates for planning and comparison. Actual tax bills vary by municipality and exemptions. Verify details with your local tax assessor.
For details on data sources and how estimates are calculated, see our methodology.
Calculate Your Property Tax
Tax Estimate
Enter property information and click "Calculate Property Tax" to see results
Towns in Mercer County
Browse property tax information for municipalities in Mercer County.
View all 5 towns in Mercer County →Average Residential Property Tax Trend in Mercer County
Planning context only — historical averages for comparison. Actual tax bills vary by municipality and exemptions.
Latest
$9,543 (2024)
Year-over-Year Change
+$500 (+5.5%) from 2023
5-Year Change
+$802 (+9.2%) from 2021
Data reflects county-wide averages and may not represent individual municipality tax bills. Years shown are tax years as reported by the NJ Division of Taxation.
Learn more about how estimates are calculated in our methodology.
Related Resources
Mercer County Property Tax FAQ
Common questions about property taxes in this county
Property taxes in Mercer County are calculated based on your property's assessed value multiplied by the county's effective tax rate. The rate includes county, municipal, school district, and other local tax components. Our calculator uses current Mercer County tax rates to provide accurate estimates.