Warren County, NJ Office buildings for sale

$435,000

1,764 SF

Versatile Two-Story Office Building

522 Memorial Pkwy, Phillipsburg, NJ 08865

Two-story office layout with separate amenities and ample parking for professional use or flexible investment scenarios.

Prime highway location with excellent visibility and signage.
Versatile layout suitable for various professional uses or potential residential conversion (with approvals).
Ample private parking.
Two‑story building with separate first and second floor office spaces, each with its own bathroom.
First floor features impressive wall‑to‑wall built‑in wooden bookcases.

Updated: Apr 21

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$395,000

2,307 SF

Two-Level Office Building with Parking

101 Belvidere Avenue, Washington, NJ 07882

A two-level office building with multiple private offices, meeting rooms, and dedicated server space plus off-street parking.

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

Updated: Mar 25

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Exquisite Washington Boro Office Building

$395,000

2,307 SF

Exquisite Washington Boro Office Building

Meticulously maintained office building with modern updates and classic craftsmanship.

101 Belvidere Ave, Washington, NJ 07882

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$599,900

6,548 SF

Phillipsburg Office Building For Sale

6,548 SF office building suited for medical or professional use.

Phillipsburg, NJ 8865

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$395,000

2,307 SF

Meticulously Maintained Office Building

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

101 Belvidere Ave, Washington, NJ 7882

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Versatile Commercial Building on Highway

$435,000

1,764 SF

Versatile Commercial Building on Highway

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

522 Memorial Pkwy, Phillipsburg, NJ 8865

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$500,000

6,548 SF

Versatile Commercial Property For Sale

Commercial property suitable for office, medical, and professional services.

Phillipsburg, NJ 8865

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8,500 SF

Historic Brick Building in Phillipsburg

Former school building with redevelopment potential in a growing community.

1 Fairview Ave, Phillipsburg, NJ 8865

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8,500 SF

Historic Brick Building For Sale

Former school building with redevelopment potential in revitalizing Phillipsburg.

1 Fairview Ave, Phillipsburg, NJ 8865

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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.

$149,900

0.29 Acres

Commercial Land in Downtown Bangor

Prime commercial land in the heart of Bangor Borough.

16 Broadway, Bangor, PA 18013

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Bethlehem Township Commercial Land Opportunity

$425,000

0.81 Acres

Bethlehem Township Commercial Land Opportunity

Prime commercial land in Bethlehem Twp with owner financing.

4006 Easton Avenue, Bethlehem, PA 18020

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$425,000

0.81 Acres

Bethlehem Commercial Land For Sale

Prime commercial land in thriving Bethlehem Township.

4006 Easton Avenue, Bethlehem, PA 18020

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$2,900,000

14.00 Acres

Prime Commercial Land Opportunity

14 acres of flat land ready for commercial development.

Bethlehem, PA 18017

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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.

OFFICE BUILDING

Lot: 3.12 Acres

Value Estimation by Request

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

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OFFICE BUILDING

3,816 SF Lot: 3.60 Acres

Value Estimation by Request

600 High St, Hackettstown, NJ 07840-1443

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OFFICE BUILDING

Value Estimation by Request

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

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OFFICE BUILDING

1,248 SF Lot: 0.14 Acres

Value Estimation by Request

126 Maple Ave, Hackettstown, NJ 07840

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OFFICE BUILDING

Lot: 1.87 Acres

Estimated value

$515,000

6 Clb House Dr, Washington, NJ 07882-2212

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OFFICE BUILDING

Value Estimation by Request

155 Rte 94, Blairstown, NJ 07825

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OFFICE BUILDING

Lot: 6.69 Acres

Value Estimation by Request

1001 County Rd 517, Hackettstown, NJ 07840-2730

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OFFICE BUILDING

Lot: 7.41 Acres

Value Estimation by Request

1500 County Rd 517, Hackettstown, NJ 07840-2717

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OFFICE BUILDING

Value Estimation by Request

155 Rte 94, Blairstown, NJ 07825

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OFFICE BUILDING

Lot: 0.58 Acres

Value Estimation by Request

305 Roseberry St, Phillipsburg, NJ 08865-1600

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OFFICE BUILDING

Lot: 12.16 Acres

Value Estimation by Request

95 Industrial Dr, Phillipsburg, NJ 08865

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OFFICE BUILDING

7,708 SF Lot: 2.45 Acres

Estimated value

$715,000

10 Brass Castle Rd, Washington, NJ 07882-6309

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OFFICE BUILDING

Lot: 1.33 Acres

Value Estimation by Request

140 Blvd Boulevard, Washington, NJ 07882-1761

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OFFICE BUILDING

Lot: 0.33 Acres

Value Estimation by Request

37 Main St, Blairstown, NJ 07825

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OFFICE BUILDING

2,080 SF Lot: 252.24 Acres

Value Estimation by Request

4 Footbridge Ln, Blairstown, NJ 07825

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Warren County, NJ Office Buildings Investment Opportunities Market Analysis

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 23,545 square feet of properties for sale, with an estimated market value of $3,154,900.

Sale prices for office properties in Warren County, NJ start at $395,000, averaging $450,700, and reaching up to $599,900 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.