Warren County, NJ Office Spaces for Rent & Lease

Updated: Jan 9

Freestanding Office Unit

Phillipsburg, NJ 08865

$1,850/Mo

1,443 sqft 0.60 AC lot

1,443‑square‑foot freestanding office unit
0.6‑acre site near the Route 22 commercial corridor
Brick building constructed in 1960
On‑site parking lot with exterior lighting
Accessible approach with ramp and handicapped‑accessible features

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Updated: Aug 16

Flexible Office Units

481 Memorial Pkwy, Phillipsburg, NJ 08865

$1,800/Mo

3,600 sqft

3,600 square feet with the option to divide into two 1,800‑square‑foot units
B‑2 zoning supports office or retail use
Previously occupied by a doctor and surgical office
Direct highway signage at 481 Memorial Pkwy
Available immediately with landlord open to improvements or build‑out

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Second-Floor Office Suite

320 S. Main St, Phillipsburg, NJ 08865

$4,300/Mo

3,700 sqft

Well-appointed office with private offices, cubicles, and ADA-compliant restrooms for professional and medical tenants.

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Freestanding Office Space Available

Phillipsburg, NJ 08865

$1,850/Mo

1,443 sqft

Highly visible office space in Phillipsburg, suitable for various uses.

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Belvidere Historic District Office Space

130 Mansfield St, Belvidere, NJ 07823

$750/Mo

2,700 sqft 0.09 AC lot

Private offices in historic Belvidere, shared amenities, parking included.

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Freestanding Office Building

28 Wall St, Oxford, NJ 07863

$1,800/Mo

On-site parking serves an office property in Oxford’s downtown area.

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Flex Space with Outdoor Storage

1011 US-22, Phillipsburg, NJ 08865

Contact for pricing

7,000 sqft

Flexible commercial space available for retail, office, showroom, warehouse, and flex uses, with outdoor storage included.

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Two-Story Retail-Office Space

Phillipsburg, NJ 08865

$1,178/Mo

Two-story space with private entrance and restroom, suited for professional office or boutique-style retail use.

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Stand-Alone Office Building

256 Belvidere Ave, Washington, NJ 07882

Contact for pricing

3,500 sqft

Stand-alone office building with immediate possession, open parking, and utilities including natural gas heat and city water/sewer.

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Historic Office Suite For Rent

130 Mansfield St, Belvidere, NJ 07823

$2,200/Mo

2,700 sqft 0.09 AC lot

Professional office suite in Belvidere's historic district available for rent.

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Second-Floor Office Unit

699 Washington St, Hackettstown, NJ 07840

$2,900/Mo

Elevator-served office with open workspace, private offices, and on-site parking.

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Corner Office Suite

43 Newburgh Rd, Hackettstown, NJ 07840

Contact for pricing

1,135 sqft

Corner office suite with three offices and storage room, offered for immediate occupancy.

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Spacious Office Space Available

Belvidere, NJ 07823

$1,000/Mo

Second-floor office space available for lease.

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Based on your search, we've compiled 31 Potential Opportunities for your consideration. Besides 13 Active listings in Warren County, NJ, we suggest exploring alternatives. Similar 18 Properties for Sales.