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    Warren County, NJ Office Buildings for Sale

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    Two-Level Office Building with Parking
    Updated: Mar 25
    Two-Level Office Building with Parking

    101 Belvidere Avenue, Washington, NJ 07882

    $395,000
    2,307 sqft 0.16 AC lot
    Historic office building built in 1890 with wood siding, asphalt roof, and a whole‑house generator
    Two levels with multiple office spaces plus large meeting/conference rooms, including a dedicated server room
    Main floor layout includes two separate entrances, an open office/reception area, a half bath, and a conference room with counter/cabinet space
    Upper level features three closed‑door offices plus a half bath and a conference room/office
    Full basement with a concrete floor for additional storage, served by public water and public sewer
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    This listing looks promising.

    Here's a quick look at some key insights for

    101 Belvidere Avenue, Washington Bor, NJ 07882

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    • Est. Cap Rate

      9.2%
      Above avg (5.9%)

    • Est. NOI

      $36K
      Annual

    • Price @ 7% Cap

      $519K
      Above asking

    • Last Sold

      May 2007
      $211K

    • Property Type

      Commercial (General)
      Built 1890
    View Property Analytics
    Freestanding Commercial Showroom Building
    Updated: Jun 12
    Freestanding Commercial Showroom Building

    Hackettstown, NJ 07840

    $399,000
    2,182 sqft
    Freestanding commercial building with expansive first‑floor showroom and flexible, open layout
    Three private second‑floor offices with a dedicated lavatory
    Walkout basement provides additional storage and deliveries
    Two‑car garage on site, with engineering plans for a new garage available
    Ample on‑site parking for customers, clients, and staff
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    Medical Office Building Suite
    Medical Office Building Suite

    205 ROUTE 31 Unit 1, Washington, NJ 07882

    $975,000
    6,800 sqft

    Two-level office layout with a professional front foyer, more than 10 private offices, and meeting rooms.

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    Versatile Commercial Building on Highway
    Versatile Commercial Building on Highway

    522 Memorial Pkwy, Phillipsburg, NJ 08865

    $435,000
    1,764 sqft

    Two-story commercial building with flexible layout and highway visibility.

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    Turn Any Listing Into an Investment Snapshot Owner equity, real caprate, demand score for every listing. Go To Analytics Center
    Meticulously Maintained Office Building
    Meticulously Maintained Office Building

    101 Belvidere Ave, Washington, NJ 07882

    $395,000
    2,307 sqft 0.15 AC lot

    Two-level office building with modern updates and off-street parking.

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    Two-Level Office Building
    Two-Level Office Building

    101 BELVIDERE AVE Unit 9999, Washington, NJ 07882

    $395,000
    2,307 sqft

    Two-level office building with multiple suites, conference rooms, dedicated server room, and full basement with off-street parking.

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    Two-Story Multi-Tenant Office Building
    Two-Story Multi-Tenant Office Building

    315 W Washington Ave, Washington, NJ 07882

    $1,300,000

    Updated two-story office building with elevator, common areas, and ample on-site parking for tenants and visitors.

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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.

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    Office Building For Sale
    Office Building For Sale

    490 Us Highway 46, Belvidere, NJ 07823

    $350,000

    Office building available for sale at 490 US Highway 46 in Belvidere, NJ.

    View details
    Based on your search, we've compiled 28 Potential Opportunities for your consideration. Besides 9 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.

    Commercial Land in Downtown Bangor
    Commercial Land in Downtown Bangor

    16 Broadway, Bangor, PA 18013

    $149,900
    0.29 AC lot

    Prime commercial land in the heart of Bangor Borough.

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    Bethlehem Township Commercial Land Opportunity
    Bethlehem Township Commercial Land Opportunity

    4006 Easton Avenue, Bethlehem, PA 18020

    $425,000
    0.81 AC lot

    Prime commercial land in Bethlehem Twp with owner financing.

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    Bethlehem Commercial Land For Sale
    Bethlehem Commercial Land For Sale

    4006 Easton Avenue, Bethlehem, PA 18020

    $425,000
    0.81 AC lot

    Prime commercial land in thriving Bethlehem Township.

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    Business Park Land with Road Frontage
    Business Park Land with Road Frontage

    Flemington, NJ 08822

    $2,950,000

    More than 1,300 feet of road frontage and no stated restrictions or easements within a Business Park zoning district.

    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

    Value Estimation by Request
    3.12 AC lot
    View details
    600 High St
    OFFICE BUILDING

    600 High St, Hackettstown, NJ 07840-1443

    Value Estimation by Request
    3,816 sqft 3.60 AC lot
    View details
    155 State Rte 94p
    OFFICE BUILDING

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

    Value Estimation by Request
    View details
    126 Maple Ave
    OFFICE BUILDING

    126 Maple Ave, Hackettstown, NJ 07840

    Value Estimation by Request
    1,248 sqft 0.14 AC lot
    View details
    6 Clb House Dr
    OFFICE BUILDING

    6 Clb House Dr, Washington, NJ 07882-2212

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

    155 Rte 94, Blairstown, NJ 07825

    Value Estimation by Request
    View details
    1001 County Rd 517
    OFFICE BUILDING

    1001 County Rd 517, Hackettstown, NJ 07840-2730

    Value Estimation by Request
    6.69 AC lot
    View details
    1500 County Rd 517
    OFFICE BUILDING

    1500 County Rd 517, Hackettstown, NJ 07840-2717

    Value Estimation by Request
    7.41 AC lot
    View details
    155 Rte 94
    OFFICE BUILDING

    155 Rte 94, Blairstown, NJ 07825

    Value Estimation by Request
    View details
    305 Roseberry St
    OFFICE BUILDING

    305 Roseberry St, Phillipsburg, NJ 08865-1600

    Value Estimation by Request
    0.58 AC lot
    View details
    95 Industrial Dr
    OFFICE BUILDING

    95 Industrial Dr, Phillipsburg, NJ 08865

    Value Estimation by Request
    12.16 AC lot
    View details
    10 Brass Castle Rd
    OFFICE BUILDING

    10 Brass Castle Rd, Washington, NJ 07882-6309

    $715,000
    Estimated value
    7,708 sqft 2.45 AC lot
    View details
    140 Blvd Boulevard
    OFFICE BUILDING

    140 Blvd Boulevard, Washington, NJ 07882-1761

    Value Estimation by Request
    1.33 AC lot
    View details
    37 Main St
    OFFICE BUILDING

    37 Main St, Blairstown, NJ 07825

    Value Estimation by Request
    0.33 AC lot
    View details
    4 Footbridge Ln
    OFFICE BUILDING

    4 Footbridge Ln, Blairstown, NJ 07825

    Value Estimation by Request
    2,080 sqft 252.24 AC lot
    View details

    Warren County, NJ Office Buildings Market Trends and Statistics

    Explore 24 office buildings for sale in Warren County, NJ, showcased through 9 active listings on our real estate platform. These investment opportunities span a total of 26,167 square feet of properties for sale, with an estimated market value of $4,644,000.

    Sale prices for office properties in Warren County, NJ start at $350,000, averaging $580,500, and reaching up to $1,300,000 — 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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    Featured Warren County Real Estate Agencies

    Realmo connects you with licensed Warren County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    Melchor Realty
    107 Greenwich Street Belvidere, NJ 07823
    Phone: 19084752050
    [email protected]
    Fiedler Realty, LLC
    227 Main Street Hackettstown, NJ 07840
    Phone: 19088522586
    www.frebac.com
    RE/MAX Town & Valley
    1585 Route 517 Hackettstown, NJ 07840
    Phone: 19088521333
    www.TownandValley.com

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