Union County New Jersey Property Search
Search With Our Tool Union County property records by owner name, parcel ID, City or address as like (78TH ST E) View ownership, values, Tax Rates Information instantly.
New Jersey County Property Search
Property assessments in Union County are conducted by local municipal Tax Assessors under oversight from the Union County Board of Taxation and the NJ Division of Taxation. The county includes total 149,430 parcels, 195,642 matched buildings, 149,430 first match addresses, and 251,057 secondary-address parcels, with standardized zoning across all 21 municipalities, ensuring accurate valuations, fair taxation, and consistent property record management. The Tax Assessor plays a vital role in determining each property’s market value and maintaining up-to-date assessment records.
Union County ZIP Codes & Cities
Search your city or ZIP below to find Union County areas instantly.
Union County New Jersey Property Overview
Union County, New Jersey, has 130,451 residential and 7,335 commercial properties. The average home is 76 years old, 1,897 sq ft, with 35.59% equity rich. Residential sales in 2026 are projected at 669, effective property tax 1.7%, and 118 foreclosures, highlighting a stable, dynamic market.
Residential Properties
130,451
Commercial Properties
7,335
Avg. Home Age Single Family
76 Years
Avg. Square Feet Single Family
1,897
Residential Sales 2026
669 YTD
Homes Seriously Underwater
0.66%
Residential Sales 2025
48.92%
Equity Rich Homes percentage
35.59%
Effective 2025 Property Tax
1.7%
Total Foreclosure Filings 2026
118 YTD
Nearby Counties
Union County is strategically located in Northern-Central New Jersey. It is bordered by Essex County to the north, Morris County to the northwest, Somerset County to the west/southwest, and Middlesex County to the south. These neighboring counties are essential to the region’s shared transit networks, economic corridors, and daily commuter traffic.
Popular Cities
Union County, New Jersey, features vibrant communities like Elizabeth, a major commercial hub with Newark Liberty International Airport; Union Township, known for its diverse population and lively Union Center; and Westfield, famous for its upscale downtown and top-ranked schools. Other popular cities include Summit, Cranford, and Linden, offering family-friendly neighborhoods, strong transit, and a high quality of life.
13,366 properties
Elizabeth City
15,945 properties
Union Township
9,707 properties
Westfield Town
How To Search Property In Union County New Jersey
By Owner Name
Search Union County, NJ properties instantly using our tool. Find owner details, property records, tax info, and real estate data quickly for smarter home and investment decisions.
Search By Address
With our Union County property lookup tool, search by property address to instantly access parcel details, estimated home values, ownership records, and property tax information.
Search By Parcel
Union County parcel search tool lets you search properties by parcel number to view precise boundary lines, ownership details, and complete property records instantly.
Search By Zip Code
Our Union County property search tool lets you search by ZIP code to explore local properties, neighborhood insights, ownership details, and property tax information instantly.
Union County New Jersey Property Market Trends (2024–2025)
Union County’s real estate market in 2024–2025 showed robust activity with stable home values and moderate foreclosure trends. Median home prices peaked at $602,500 in February 2025, with an average down payment of $114,000. A total of 281 homes were sold, supported by 253 purchase loans, 224 refinances, and 150 HELOCs. Foreclosure filings reached 68, with 55 new foreclosure starts, reflecting controlled risk in the market. Single-family homes continue to maintain strong equity, while consistent sales and active lending indicate a resilient, attractive property landscape. Union County’s combination of established neighborhoods, commuter-friendly locations, and vibrant communities sustains its appeal for both homeowners and investors.
Union County Property Market Trends (2025)
Union County New Jersey Property Data Insights
Union County maintains detailed property records for over total 149,430 parcels, including matched buildings, secondary addresses, and standardized zoning. Updated in March 10, 2026, the dataset provides accurate land, building, and tax information, helping homeowners, buyers, and real estate professionals make informed decisions. These comprehensive records support property valuation, development planning, and market trend analysis across the county’s diverse residential and commercial communities.
Parcels Overview
Union County currently features 149,430 parcels in its comprehensive property database. This dataset categorizes properties into residential, commercial, and UAV (unimproved/vacant land), providing accurate land ownership details, tax mapping, and assessment records to support informed decisions for homeowners and real estate professionals.
Data Refresh & Updates
The most recent comprehensive refresh for Union County property records was completed on March 10, 2026. This ensures that all land, parcel, and valuation datasets remain accurate, providing homeowners, investors, and researchers with the most reliable information for real estate planning and market analysis.
Matched Buildings Data
Union County’s database features 195,642 matched buildings linked directly to parcel records. Utilizing multi-year composite imagery, including data from 2014, 2017, 2021, 2022, 2023, and June 2026. This high-fidelity dataset provides detailed structural insights to support precise property evaluations, GIS mapping, and professional assessment analysis.
Secondary Address Matching
Union County’s geocoding infrastructure features 251,057 standardized secondary address mappings linked to parcel records. Updated as of May 1, 2026, this enhanced layer covers unit numbers, condos, apartments, and alternate mailing locations, significantly improving parcel matching accuracy and professional property analysis.
Standardized Zoning Coverage
Union County provides 149,430 parcels with standardized zoning coverage. Refined and normalized as of February 16, 2026, this dataset ensures consistent land-use classifications and descriptions. This professional-grade data allows analysts, planners, and GIS experts to utilize zoning attributes reliably for mapping, property assessment, and land-use planning workflows.
Union County New Jersey Cities Overview (2026 Estimates)
Union County, New Jersey’s 2026 cities overview includes 23 incorporated cities and townships, with a total estimated population of approximately 770,000 residents. The largest city is Elizabeth, home to about 145,149 residents, followed by Union, Plainfield, Linden, Westfield, and Rahway, highlighting a mix of urban centers and suburban communities. These cities reflect the county’s diverse residential, commercial, and cultural landscape, offering a balance of vibrant downtowns, family-friendly neighborhoods, and accessible transit options throughout Union County.
| Rank | City / Township | Population (2024 Est.) | Previous (2020) | Growth % | Density (per sq mi) | Area (sq mi) | Type |
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FAQ's
How can I search for properties in Union County, NJ?
Use our Union County Property Search Tool for instant access to real estate records. Easily locate properties by owner name, parcel ID, address, or ZIP code to view current assessments, verified tax history, and detailed neighborhood data.
When are property assessments conducted in Union County?
In Union County, New Jersey, property assessments are conducted annually to reflect current market values. These updated assessments are finalized and communicated to homeowners, allowing residents to verify their records for tax purposes and long-term property planning. Use our Property Search Tool to view your most recent assessment data.
How are property taxes calculated in Union County?
Property taxes in Union County are calculated by multiplying your property’s assessed value by the local tax rate. This rate is determined by the total budgetary needs of your municipality, school district, and county services. Use our Property Search Tool to view your specific assessment data and estimate your tax liability based on the latest local rates.
What are the most populous cities in Union County?
Union County’s largest hubs include Elizabeth, Union Township, Plainfield, Linden, and Westfield. These diverse communities offer varied housing and commerce. Use our Property Search Tool to explore detailed data for these areas.
Where can I find foreclosure and housing market trends for Union County?
Track local foreclosure listings via the Union County Sheriff’s office and official Clerk records. Use our Property Search Tool to cross-reference market data with precise parcel, tax, and assessment insights.