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    Warren County, NJ Office Buildings for Sale

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    Newark, NJ Jersey City, NJ Paterson, NJ Elizabeth, NJ Trenton, NJ Atlantic City, NJ Irvington, NJ East Orange, NJ
    6 properties
    Updated Two-Level Office Building
    Updated: Mar 25
    Updated Two-Level Office Building

    101 Belvidere Avenue, Washington, NJ 07882

    $395,000
    2,307 sqft 0.16 AC lot
    2,307 SF office building with two levels of workspace
    0.155‑acre lot in Washington Bor, Warren County, NJ
    Five private offices, multiple conference rooms, and a dedicated server room
    Full basement with concrete floor plus paved off‑street parking and garage
    OB zoning with public water and public sewer
    View details
    Two-Story Medical Office Building
    Updated: Sep 4
    Two-Story Medical Office Building

    Phillipsburg, NJ 08865

    $599,900
    6,548 sqft
    6,548‑square‑foot medical office building constructed in 2008
    Two‑story layout with elevator access and handicap accessibility throughout
    First floor includes 13 exam rooms, two reception areas, waiting room, kitchen, and four bathrooms
    Second floor provides 5 private offices, conference room, and full bathroom with shower
    27 on‑site parking spaces
    View details
    Freestanding Commercial Showroom Building
    Freestanding Commercial Showroom Building

    Hackettstown, NJ 07840

    $399,000
    2,182 sqft

    Freestanding showroom with flexible first floor and three private second-floor offices, plus parking, basement storage, and garage.

    View details
    See what stands out in Warren County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

    Cap Rate available after sign in
    NOI available after sign in
    Local Demand available after sign in
    Freestanding Office Building
    Freestanding Office Building

    205 State Route 31 N, Washington, NJ 07882

    Contact for pricing
    6,800 sqft 1.00 AC lot

    Freestanding office property with GC zoning and landscaped grounds.

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    Two-Story Flex Space with Garage Bays
    Two-Story Flex Space with Garage Bays

    210 3rd Ave, Alpha, NJ 08865

    $675,000

    Two-story commercial layout combines office areas, storage, loading bays, and on-site parking.

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    Historic Corner Office Building
    Historic Corner Office Building

    1 Fairview Ave, Phillipsburg, NJ 08865

    Contact for pricing
    8,500 sqft

    Brick office building with large windows, high ceilings, original hardwood floors, and a full usable basement.

    View details
    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 25 Potential Opportunities for your consideration. Besides 6 Active listings in Warren County, NJ, we suggest exploring several alternatives: similar 15 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Downtown Commercial Land
    Downtown Commercial Land

    16 Broadway, Bangor, PA 18013

    $149,900
    0.29 AC lot

    Former building site with public water, sewer, natural gas, and electric service in downtown Bangor.

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    Commercial Land with Preliminary Approvals
    Commercial Land with Preliminary Approvals

    4006 Easton Avenue, Bethlehem, PA 18020

    $425,000
    0.81 AC lot

    Medium-density residential zoning supports several residential uses and preliminary approval is in place for an office building.

    View details
    Commercial Land with Office Approval
    Commercial Land with Office Approval

    4006 Easton Avenue, Bethlehem, PA 18020

    $425,000
    0.81 AC lot

    Public water and sewer support a parcel with preliminary approvals for an office building.

    View details
    Planned Commercial Development Land
    Planned Commercial Development Land

    Bethlehem, PA 18017

    $2,900,000
    14.00 AC lot

    Flat commercial parcel with PC-2 zoning and public water service.

    View details

    Off-Market Properties in Warren County, NJ

    Consider similar Off-Market properties in Warren 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.

    435 State Rte 57
    OFFICE BUILDING

    435 State Rte 57, Port Murray, NJ 07865-4334

    Estimated value:
    $130,000
    3.12 AC lot
    View details
    600 High St
    OFFICE BUILDING

    600 High St, Hackettstown, NJ 07840-1443

    Estimated value:
    $175,000
    3,816 sqft 3.60 AC lot
    View details
    155 State Rte 94p
    OFFICE BUILDING

    155 State Rte 94p, Columbia, NJ 07832-2757

    Estimated value:
    $75,000
    View details
    126 Maple Ave
    OFFICE BUILDING

    126 Maple Ave, Hackettstown, NJ 07840

    Estimated value:
    $375,000
    1,248 sqft 0.14 AC lot
    View details
    6 Clb House Dr
    OFFICE BUILDING

    6 Clb House Dr, Washington, NJ 07882-2212

    Estimated value:
    $515,000
    1.87 AC lot
    View details
    155 Rte 94
    OFFICE BUILDING

    155 Rte 94, Blairstown, NJ 07825

    Estimated value:
    by Request
    View details
    1001 County Rd 517
    OFFICE BUILDING

    1001 County Rd 517, Hackettstown, NJ 07840-2730

    Estimated value:
    $460,000
    6.69 AC lot
    View details
    1500 County Rd 517
    OFFICE BUILDING

    1500 County Rd 517, Hackettstown, NJ 07840-2717

    Estimated value:
    $445,000
    7.41 AC lot
    View details
    155 Rte 94
    OFFICE BUILDING

    155 Rte 94, Blairstown, NJ 07825

    Estimated value:
    by Request
    View details
    305 Roseberry St
    OFFICE BUILDING

    305 Roseberry St, Phillipsburg, NJ 08865-1600

    Estimated value:
    $420,000
    0.58 AC lot
    View details
    95 Industrial Dr
    OFFICE BUILDING

    95 Industrial Dr, Phillipsburg, NJ 08865

    Estimated value:
    $255,000
    12.16 AC lot
    View details
    10 Brass Castle Rd
    OFFICE BUILDING

    10 Brass Castle Rd, Washington, NJ 07882-6309

    Estimated value:
    $515,000
    7,708 sqft 2.45 AC lot
    View details
    140 Blvd Boulevard
    OFFICE BUILDING

    140 Blvd Boulevard, Washington, NJ 07882-1761

    Estimated value:
    $430,000
    1.33 AC lot
    View details
    37 Main St
    OFFICE BUILDING

    37 Main St, Blairstown, NJ 07825

    Estimated value:
    $305,000
    0.33 AC lot
    View details
    4 Footbridge Ln
    OFFICE BUILDING

    4 Footbridge Ln, Blairstown, NJ 07825

    Estimated value:
    $285,000
    2,080 sqft 252.24 AC lot
    View details

    Warren County, NJ Office Buildings Market Trends and Statistics

    Explore 21 office buildings for sale in Warren County, NJ, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 26,337 square feet of properties for sale, with an estimated market value of $2,068,900.

    Sale prices for office properties in Warren County, NJ start at $395,000, averaging $517,225, and reaching up to $675,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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