Westfield, Union County NJ Property Tax Calculator
Planning estimate (not official tax data)
Town at a glance — latest available data by source
- Avg residential tax bill: $18,487 (2024)
- Effective tax rate: 1.81% (2025)
- Median home value: $953,400 (2024)
- Compared to county: Lower
- Compared to state: Lower
- Recent trend: ↑ 4.8% (2021–2024)
Based on the most recent finalized tax data, Westfield homeowners paid relatively lower property taxes compared to both Union County and state averages. While home values in the area remain modest. Tax levels have risen steadily since 2021, increasing by roughly 4.8% over 4 years. Home value estimates use the latest available Census data (2024).
Data as of latest available year by source — Tax rates updated through 2025 where available • Sources: NJ Division of Taxation (retrieved 2026-02-14); U.S. Census Bureau (retrieved 2026-02-14) Methodology
Estimate property taxes
Use the calculator below with your home value. Estimates are for planning only—verify with your local assessor.
Enter property information and click "Calculate Property Tax" to see results
5-year trend
County average residential tax bill. Planning context only.
Tax Trend
County average residential tax bill trend in Union County. As of 2024. Planning/comparison only.
Westfield Property Tax FAQ
Common questions about property taxes in Westfield, Union County
The property tax rate in Westfield varies based on the property's assessed value and includes county, municipal, and school district components. Use the calculator above with your property value to get an accurate estimate for Westfield.
Sources
This page provides estimates for planning and comparison only. Actual property tax bills depend on official assessments, exemptions, and local decisions. Data as of latest available year by source — tax rates updated through 2025 where available. Verify with your local assessor.
New Jersey Division of Taxation, U.S. Census Bureau, and other public data. Methodology.