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    Union County, NJ Office Space for Sale

    17 results
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    Professional Office Suite Near Train
    Contact for pricing
    2,520 SF

    Professional Office Suite Near Train

    265 South Ave, Fanwood, NJ 07023

    High-visibility office suite near Fanwood Train Station with dedicated parking.

    • Steps from Fanwood Train Station (Raritan Valley Line) providing unmatched commuter access to NYC and Central Jersey.
    • Dedicated private entrance leading to four private individual offices.
    • Ample, dedicated on‑site parking for staff and visitors.
    • Massive multi‑purpose room suitable for executive suite, conference room, or training center.
    • High visibility location on a primary road in the Fanwood/Scotch Plains community.
    Updated: Jan 16
    View details
    Roselle Park Mixed-Use Building
    $1,400,000
    5,272 SF

    Roselle Park Mixed-Use Building

    441-443 E Westfield Ave, Roselle Park, NJ 07204

    Two-level office/mixed-use building in a desirable, accessible location.

    • Prime location at the intersection of Roselle Park, Elizabeth, and Roselle.
    • Approximately 5,272 square feet of flexible space suitable for office or mixed‑use.
    • Ample on‑site parking for employees and visitors.
    • Strong street presence and high traffic flow on Westfield Avenue.
    • Close proximity to major transportation routes.
    Updated: Jan 16
    View details
    Berkeley Heights Office/Medical Suite
    Contact for pricing
    1.14 Acres

    Berkeley Heights Office/Medical Suite

    3,450 SF office/medical suite in downtown Berkeley Heights.

    515 Springfield Ave, Berkeley Heights, NJ 07922
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    Prime Commercial Property in Linden
    $485,000
    2,658 SF

    Prime Commercial Property in Linden

    Spacious commercial property in downtown Linden with high visibility.

    348 S Wood Ave, Linden, NJ 07036
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    Retail/Professional Building on Corner Lot
    Pending
    $915,000
    4,100 SF

    Retail/Professional Building on Corner Lot

    Well-maintained retail/professional building with two units and parking.

    1360 Stuyvesant Ave, Union, NJ 07083
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    Clark Twp. Commercial Office Space
    $675,000
    2,096 SF

    Clark Twp. Commercial Office Space

    Well-maintained office space in high-traffic location, ideal for professional services.

    30 Brant Ave, Clark, NJ 07066
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    Income-Producing Commercial Property For Sale
    $1,200,000
    3,800 SF

    Income-Producing Commercial Property For Sale

    Commercial property with office, garage, and rental income potential.

    1508 Front St, Scotch Plains, NJ 07076
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    Renovated Office Suite Near Parkway
    $259,000
    800 SF

    Renovated Office Suite Near Parkway

    First floor office suite in Mountainside Crossings Office Park.

    1124 Springfield Ave, Mountainside, NJ 07092
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    3750SF Facility with Office Space
    $690,000
    3,750 SF

    3750SF Facility with Office Space

    Flex/Industrial/Office space featuring drive-in door, gas heat, and parking.

    407 Hope Ave, Roselle, NJ 07203
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    Freestanding Commercial Building For Sale
    $1,200,000
    3,000 SF

    Freestanding Commercial Building For Sale

    3,000 sq ft commercial building in high-traffic location.

    2535 Us Highway 22 Ctr, Union, NJ 07083
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    Versatile Mixed-Use Property in Linden
    $824,999

    Versatile Mixed-Use Property in Linden

    Three-unit property near North Wood Avenue with commercial and residential spaces.

    721 N Wood Ave, Linden, NJ 07036
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    Mixed-Use Property in Linden, NJ
    $935,000

    Mixed-Use Property in Linden, NJ

    Mixed-use property featuring office, warehouse, and residential spaces.

    616 E Elizabeth Ave, Linden, NJ 07036
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    Move-in Ready Office Space
    Contact for pricing
    2,400 SF

    Move-in Ready Office Space

    Contractor-owned office space, clean, high visibility, seller leaseback option.

    1594 E 2Nd St, Scotch Plains, NJ 07076
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    Renovated Warehouse with Office Space
    Contact for pricing
    14,500 SF

    Renovated Warehouse with Office Space

    14,500 SF warehouse with renovated office and loading docks.

    230 Marion Ave, Linden, NJ 07036
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    Cranford Office Building For Sale
    Contact for pricing
    11,000 SF

    Cranford Office Building For Sale

    Office building with flexible space available in Cranford, NJ.

    216 North Ave E, Cranford, NJ 07016
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    Move-in Ready Office Space
    Contact for pricing
    2,400 SF

    Move-in Ready Office Space

    Contractor-owned office space, clean, high visibility, numerous amenities.

    1590 E 2Nd St, Scotch Plains, NJ 07076
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    Downtown Elizabeth Mixed-Use Property
    $1,399,000
    1,500 SF

    Downtown Elizabeth Mixed-Use Property

    1,500 SF space in downtown Elizabeth near train station.

    233 Broad St, Elizabeth, NJ 07201
    View details
    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 17 Active Listings in Union County, NJ, we suggest to view alternatives - similar 8 Off-Market properties to explore as potential leads.

    Explore Off-Market Properties in Union County, NJ

    Consider similar Off-Market properties in Union County, NJ. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    654 Ave

    654 Ave

    Medical offices
    Value Estimation by Request
    654 Ave, Westfield, NJ 07090
    View details
    1358 Morris Ave

    1358 Morris Ave

    Office space
    Value Estimation by Request
    1358 Morris Ave, Union, NJ 07083
    View details
    436 Springfield Ave

    436 Springfield Ave

    Airport retail • 9,290 SF
    Value Estimation by Request
    436 Springfield Ave, Summit, NJ 07901
    View details
    1465 Morris Ave

    1465 Morris Ave

    Office space
    Value Estimation by Request
    1465 Morris Ave, Union, NJ 07083
    View details
    Ave And Ctr St

    Ave And Ctr St

    Office space • 19,500 SF
    Value Estimation by Request
    0 Ave And Ctr St, Garwood, NJ 07027
    View details
    2350 South Ave

    2350 South Ave

    Office space • 4,500 SF
    Value Estimation by Request
    2350 South Ave, Scotch Plains, NJ 07076
    View details
    1317 North Ave

    1317 North Ave

    Office space
    Value Estimation by Request
    1317 North Ave, Elizabeth, NJ 07208
    View details

    Union County, NJ Office Space Investment Opportunities Market Analysis

    Explore 25 office space for sale in Union County, NJ, showcased through 17 active listings on our real estate platform. These investment opportunities span a total of 33,541 square feet of properties for sale, with an estimated market value of $3,475,000.

    Prices for office space in Union County, NJ start at $485,000, averaging $868,750, and reaching up to $1,400,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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    Browse Office space for Sale Near Union, NJ

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