Portsmouth, NH Office buildings for Rent & Lease

Updated: May 14

Two-Building Office Property

100 Arboretum Drive - Bldg I&II, Portsmouth, NH 03801

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12,431 sqft

Office property for rent with Building I and Building II totaling approximately 12,431 SF
Year built: 2026

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Updated: Mar 23

Office Space for Lease

230 Commerce Way, Portsmouth, NH 03801

$19.50 SF/Yr

Office space for lease at 230 Commerce Way in Portsmouth, NH
Built in 1997

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Portsmouth Office Space Available

325 Corporate Drive, Portsmouth, NH 03801

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37,969 sqft

Office space available for lease in Portsmouth, New Hampshire.

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Based on your search, we've compiled 12 Potential Opportunities for your consideration. Besides 3 Active listings in Portsmouth, NH, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities, and Similar 5 Properties for Sales.

Office buildings for Lease in Nearby Cities

Here are 4 Similar Spaces we found in Nearby Locations for your consideration.

Renovated Office Park Suites

790 Turnpike St, North Andover, MA 01845

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1,381 sqft

Two-building, three-story office park with renovated common areas and conference center amenities along Route 114.

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First-Class Office Space in Salem

21 Keewaydin Dr, Salem, NH

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11,333 sqft 11.59 AC lot

First-class office space with tax credits, near I-93.

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Two-Building Office Park

790 Turnpike St, North Andover, MA 01845

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646 sqft

Two classic three-story brick elevator buildings offer renovated common areas and tenant access to a conference center.

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Office Building with Floor-to-Glass Walls

4 Northeastern Blvd, Salem, NH 03079

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17,500 sqft

Three-floor office layout includes numerous private offices, conference rooms, kitchenettes, and an elevator.

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Similar Spaces for Sale in Portsmouth, NH

Consider Similar Space for Sale. We found 5 Spaces matching your search parameters.

Historic Portsmouth Office Building For Sale

144 Washington Street, Portsmouth, NH 03801

$3,300,000

3,034 sqft

Landmark Federal-style building in Portsmouth's historic Puddle Dock area.

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Historic Office Building

144 Washington Street, Portsmouth, NH 03801

$3,300,000

0.25 AC lot

Federal-style professional office property with period details, public water, and off-street parking in Portsmouth’s South End.

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Bank and Office Building

40 Congress Street, Portsmouth, NH 03801

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For-sale bank and office building located at 40 Congress Street in Portsmouth, NH.

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Waterfront Land with Buildings

98 Cornwall St, Portsmouth, NH 03801

$1,000,000

Waterfront site with existing industrial and office improvements near downtown Portsmouth.

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Waterfront Mixed-Use Property

94 Langdon Street, Portsmouth, NH 03801

$1,000,000

0.16 AC lot

Waterfront setting with existing industrial and office improvements, public utilities, and MRB zoning.

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Portsmouth, NH Office buildings Lease Rates & Market Statistics

Explore 3 Office buildings for lease in Portsmouth, NH on Realmo, a commercial real estate exchange covering the Portsmouth area. The current inventory totals 50,400 square feet of properties.

Asking lease rates for Office buildings in Portsmouth start at $19.50 SF/Yr, average $19.50 SF/Yr, and reach $19.50 SF/Yr at the top of the market. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings. At $19.50 SF/Yr, the local average runs 10% above New Hampshire's state average of $17.75 SF/Yr.

Portsmouth accounts for 30% of the 10 office buildings currently available across Rockingham County, where nearby markets include Salem and Derry. Office buildings are one of the more limited space types in Portsmouth, with just 3 listings currently available — a scarcity worth factoring into lease negotiations. Also worth a look for tenants weighing alternatives: Office Units (65 listings) and Creative space (11 listings) elsewhere in the Portsmouth market.