New Developments in Union County, NJ

Union County has 37 multifamily projects with 2,641 units on the AcreX map (as of November 2, 2026): 28 approved, 6 scheduled, 2 hearing noticed, 1 under construction. That is 1.3 pipeline units per 100 existing households (ACS 2019–23). Affordable units printed in board documents: 13.

Towns with the most units

• Plainfield: 947 units in 9 projects

• Elizabeth: 425 units in 6 projects

• New Providence: 401 units in 2 projects

• Cranford: 273 units in 2 projects

• Rahway: 126 units in 2 projects

• Linden: 80 units in 1 project

• Union Township: 73 units in 4 projects

• Westfield: 70 units in 2 projects

• Berkeley Heights: 53 units in 2 projects

• Summit: 52 units in 1 project

Most pipeline relative to town size

• New Providence: 401 units, 7.7 per 100 households

• Plainfield: 947 units, 5.8 per 100 households

• Cranford: 273 units, 2.9 per 100 households

• Rahway: 126 units, 1.0 per 100 households

• Elizabeth: 425 units, 0.9 per 100 households

Towns with 100+ pipeline units. Households: U.S. Census ACS 2019–23 (table B11001).

All 37 Union County projects

• BH WEST FRONT-URBAN RENEWAL LLC, Plainfield: 501 units, Hearing noticed · source

• 70 Ryder Way, New Providence: 297 units, Approved · source

• Fairways at Cranford, Cranford: 250 units, Under construction · source

• Alpert Group, Rahway: 112 units, Approved · source

• The Grand at Penn North, Elizabeth: 106 units, Approved · source

• 121 Chanlon Road, New Providence: 104 units, Approved · source

• 125 Broad Street, Elizabeth: 93 units, Approved · source

• 1100 SA, LLC, Plainfield: 88 units, Approved · source

• 1700 W. Elizabeth Avenue, Linden: 80 units, Scheduled · source

• IOP Plainfield 1203 South Urban Re, Plainfield: 71 units, Approved · source

• Communipaw Assoc. /c/oVilllani Buil, Plainfield: 71 units, Approved · source

• 69-73 West Jersey Street & 100-134 Price Street, Elizabeth: 71 units, Approved · source

• 1000 South Avenue Renewal, LLC, Plainfield: 64 units, Approved · source

• 305-319 Madison Avenue mixed-use, Elizabeth: 64 units, Approved · source

• The Grand at Penn South, Elizabeth: 63 units, Approved · source

• Ferris Prospect Development, LLC, Westfield: 60 units, Approved · source

• 1112 North Avenue, LLC, Plainfield: 55 units, Approved · source

• STMB Development, Summit: 52 units, Approved · source

• SP Crossing Urban Renewl, LLC, Scotch Plains: 40 units, Approved · source

• Gateway Manor, Springfield: 38 units, Scheduled · source

• 2936 Vauxhall Associates, Union Township: 36 units, Approved · source

• 2936 Vauxhall Road, Union Twp: 36 units, Approved · source

• 1123 West 7th Street workforce housing, Plainfield: 36 units, Approved · source

• 163 Front, LLC, Plainfield: 35 units, Approved · source

• Terrace 2 Redevelopment, Berkeley Heights: 33 units, Scheduled · source

• 699-703 Newark Avenue, Elizabeth: 28 units, Approved · source

• 314 BSD, LLC, Plainfield: 26 units, Approved · source

• 545A Lexington Avenue & 547-549 Lexington Avenue, Cranford: 23 units, Scheduled · source

• The Berkeley Plaza, Berkeley Heights: 20 units, Approved · source

• 1865 Morris Avenue, LLC, Union Township: 14 units, Approved · source

• Pine Street, Rahway: 14 units, Approved · source

• 1307 Stuyvesant Ave, Union Township: 13 units, Scheduled · source

• 70 South Avenue Partners, LLC, Fanwood: 12 units, Approved · source

• 184 Elm Street, Westfield: 10 units, Hearing noticed · source

• Nicbolas Bruton, Union Township: 10 units, Approved · source

• 107 E. Westfield Avenue, Roselle Park: 8 units, Scheduled · source

• NATC Donuts, Inc, Kenilworth: 7 units, Approved · source

Source: the AcreX development pipeline (planning and zoning board agendas, minutes and resolutions, public notices, county and municipal records, fair share housing plans and news reports), reviewed by a person before mapping. Counts are the rows shown on the live map, as of November 2, 2026. Units are approved units when a resolution is printed, otherwise proposed units.

For property owners

New apartments nearby change what tenants will pay and what a buyer will pay for land. See lease your commercial property, AcreX fees and the free rent and value estimate.

More: Union County commercial real estate · NJ development pipeline map.

Questions

How many new apartments are planned in Union County, NJ?

As of November 2, 2026, the AcreX map shows 37 multifamily projects with 2,641 units in Union County, from proposed to under construction, each linked to its board record.

Which Union County towns have the most development?

By units: Plainfield 947, Elizabeth 425, New Providence 401, Cranford 273 (AcreX map, November 2, 2026).

About the broker

Jonathan Libock is the founder and principal broker of AcreX Commercial Real Estate in Caldwell, NJ. He has a decade of experience in commercial real estate, including time at DR Properties, a New York City development brokerage. He specializes in industrial and multifamily land development and also works on development sites in Southeast Florida. Licensed real estate broker in New Jersey (#1757237) and Florida (#BK3462244). AcreX Realty LLC, Licensed Real Estate Broker. Licensure does not imply endorsement.

AcreX Realty LLC is a licensed NJ commercial real estate broker with published fees, at 307 Bloomfield Ave, Caldwell, NJ 07006. General information, not legal or tax advice.