Portsmouth, NH Office Buildings for Sale

List

Map

Rye, NH Greenland, NH North Hampton, NH

Updated: May 25

Downtown Portsmouth Commercial Investment Opportunity

54-64 Maplewood Ave, Portsmouth, NH 3801

$3,440,000

4,862 sqft

Strong investment opportunity
Located in Portsmouth's vibrant downtown area
Recently built property offering 4,862± SF of space
One on‑site parking space included
Proximity to Foundry Place Garage

View details

Updated: Apr 24

Historic Portsmouth Office Building For Sale

144 Washington St, Portsmouth, NH 3801

$3,300,000

Landmark Federal‑style residence in Portsmouth's historic Puddle Dock area.
Sweeping views of Strawberry Banke, Prescott Park, and the Piscataqua River.
One of the largest privately owned parcels in Portsmouth's South End with off‑street parking and room for garage/carriage house.
Five‑minute walk to Market Square.
Original architectural details: moldings, eight‑panel doors, and dental moldings.

View details

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

Based on your search, we've compiled 80 Potential Opportunities for your consideration. Besides 2 Active listings in Portsmouth, NH, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 70 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

Opportunities in Nearby Cities

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

Mixed-Use Office Building with Parking

20-22 Fifth Street, Dover, ME 03820

$725,000

4,012 sqft · 0.23 AC lot

Three-floor office setup with shared kitchen and off-street parking, plus updates to electrical, plumbing, fire suppression, and roof.

View details

Dover Office Building For Sale

3-9 Patriot Dr, Dover, NH

$105,000

528 sqft · 0.76 AC lot

528 SF office building in Dover, NH for sale.

View details

High-Traffic Commercial Property For Sale

191 Elm Street, Salisbury, MA 1952

$2,625,000

13,700 sqft

98% leased commercial property with professional tenants and ample parking.

View details

Professional Office Building For Sale

Elm Street 191a, Salisbury, MA 1952

$2,625,000

Office building with professional tenants and dedicated parking.

View details

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 Industrial Land with Road Frontage

Old Concord Turnpike/US RT 4, Barrington, NH 03823

$650,000

8.23 AC lot

Commercial and industrial land with extensive road frontage along a busy corridor for flexible development planning.

View details

Commercial Land Parcel on Route 16

829 Route 16, Ossipee, NH 03896

$299,900

4.00 AC lot

Approximate four-acre commercial parcel with strong Route 16 visibility and frontage, requiring subdivision approval and private utilities planning.

View details

Level Wooded Lot For Sale

1 West Main Street 233-1, Hillsborough, NH 3244

$189,000

Commercial lot with road frontage suitable for various uses.

View details

Commercial Vacant Lot For Sale

1579 Washington Street, Braintree, MA 2184

$490,000

Vacant commercial lot zoned for general business use.

View details

Off-Market Properties in Portsmouth, NH

Consider similar Off-Market properties in Portsmouth, NH. 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

53 Grn St, Portsmouth, NH 03801-3735

$5,800,000

Estimated value

20,849 sqft · 1.81 AC lot

View details

OFFICE BUILDING

155 Commerce Way, Portsmouth, NH 03801-3243

$8,440,000

Estimated value

38,986 sqft · 5.49 AC lot

View details

OFFICE BUILDING

118 Pleasant St, Portsmouth, NH 03801-4507

$1,735,000

Estimated value

3,186 sqft · 0.33 AC lot

View details

OFFICE BUILDING

381 Middle St, Portsmouth, NH 03801-5009

$1,295,000

Estimated value

3,164 sqft · 0.24 AC lot

View details

OFFICE BUILDING

93 Pleasant St, Portsmouth, NH 03801-4504

$2,010,000

Estimated value

7,591 sqft · 0.40 AC lot

View details

OFFICE BUILDING

85 Middle St, Portsmouth, NH 03801-4303

$1,085,000

Estimated value

3,745 sqft · 0.16 AC lot

View details

OFFICE BUILDING

111 Maplewood Ave, Portsmouth, NH 03801-3749

$5,155,000

Estimated value

20,307 sqft · 1.34 AC lot

View details

OFFICE BUILDING

125 Daniel St, Portsmouth, NH 03801-3810

$635,000

Estimated value

2,136 sqft · 0.02 AC lot

View details

OFFICE BUILDING

62 Deer St, Portsmouth, NH 03801-3718

$1,055,000

Estimated value

3,627 sqft · 0.11 AC lot

View details

OFFICE BUILDING

73 Corporate Dr, Portsmouth, NH 03801-2847

$3,040,000

Estimated value

12,300 sqft

View details

OFFICE BUILDING

378 Islington St, Portsmouth, NH 03801-4206

$905,000

Estimated value

3,260 sqft · 0.29 AC lot

View details

OFFICE BUILDING

132 Chapel St, Portsmouth, NH 03801-3848

$565,000

Estimated value

1,859 sqft · 0.05 AC lot

View details

OFFICE BUILDING

350 Us Hwy 1st Byp, Portsmouth, NH 03801

$1,855,000

Estimated value

7,676 sqft · 1.21 AC lot

View details

OFFICE BUILDING

1150 Sagamore Ave, Portsmouth, NH 03801-5505

$2,125,000

Estimated value

8,635 sqft · 0.83 AC lot

View details

OFFICE BUILDING

1 Falkland Pl, Portsmouth, NH 03801-3977

$1,115,000

Estimated value

6,058 sqft · 0.30 AC lot

View details

OFFICE BUILDING

266 Middle St, Portsmouth, NH 03801-5102

$1,025,000

Estimated value

3,844 sqft · 0.16 AC lot

View details

OFFICE BUILDING

210 Commerce Way, Portsmouth, NH 03801-8200

$12,520,000

Estimated value

49,480 sqft · 4.24 AC lot

View details

OFFICE BUILDING

230 Commerce Way, Portsmouth, NH 03801-3274

$11,805,000

Estimated value

49,480 sqft · 5.62 AC lot

View details

OFFICE BUILDING

195 Commerce Way, Portsmouth, NH 03801-3243

$5,090,000

Estimated value

34,991 sqft · 2.82 AC lot

View details

OFFICE BUILDING

82 Ct St, Portsmouth, NH 03801-4414

$2,370,000

Estimated value

8,723 sqft · 0.54 AC lot

View details

OFFICE BUILDING

1550 Woodbury Ave, Portsmouth, NH 03801-3266

$1,535,000

Estimated value

5,743 sqft · 1.00 AC lot

View details

OFFICE BUILDING

150 Mirona Rd, Portsmouth, NH 03801-5342

$905,000

Estimated value

3,112 sqft · 1.40 AC lot

View details

Portsmouth, NH Office Buildings Market Trends and Statistics

Explore 72 office buildings for sale in Portsmouth, NH on our real estate platform. These investment opportunities span a total of 4,862 square feet of properties for sale, with an estimated market value of $3,440,000.

Sale prices for office properties in Portsmouth, NH start at $3,440,000, averaging $3,440,000, and reaching up to $3,440,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

List

Map

Top Commercial Asset Segments

Commercial property segments ranked by active listings on the market

Demographics Overview

Population 23K

Population Growth (5Y) +2.9%

Median Household Income $106,520

College Educated 17.1%

High-Yield Neighborhoods for Investment

Identify Portsmouth submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

Neighborhood	Average Price
03801	$3.4M

Taxes & Financing

Tax Rate (average for all types) 1.49%

Property Tax per SF $10.47 per SF

Tax Rate vs County Average 0.23 pp below county avg

Average Loan-to-Value 65.0%

Listings Trend

New vs delisted commercial listings in Rockingham County

New Delisted

Total CRE Inventory on Market (SF)

Property Size Breakdown

The majority of commercial real estate listings in Portsmouth fall within the 100,000+ square foot range.

Need Help?

Reach out if you need assistance with Realmo tools or have questions about your listings

Portsmouth, NH Office Buildings for Sale

54-64 Maplewood Ave, Portsmouth, NH 3801

144 Washington St, Portsmouth, NH 3801

Opportunities in Nearby Cities

20-22 Fifth Street, Dover, ME 03820

3-9 Patriot Dr, Dover, NH

191 Elm Street, Salisbury, MA 1952

Elm Street 191a, Salisbury, MA 1952

Potential Development Sites for Consideration

Old Concord Turnpike/US RT 4, Barrington, NH 03823

829 Route 16, Ossipee, NH 03896

1 West Main Street 233-1, Hillsborough, NH 3244

1579 Washington Street, Braintree, MA 2184

Off-Market Properties in Portsmouth, NH

53 Grn St, Portsmouth, NH 03801-3735

155 Commerce Way, Portsmouth, NH 03801-3243

118 Pleasant St, Portsmouth, NH 03801-4507

381 Middle St, Portsmouth, NH 03801-5009

93 Pleasant St, Portsmouth, NH 03801-4504

85 Middle St, Portsmouth, NH 03801-4303

111 Maplewood Ave, Portsmouth, NH 03801-3749

125 Daniel St, Portsmouth, NH 03801-3810

62 Deer St, Portsmouth, NH 03801-3718

73 Corporate Dr, Portsmouth, NH 03801-2847

378 Islington St, Portsmouth, NH 03801-4206

132 Chapel St, Portsmouth, NH 03801-3848

350 Us Hwy 1st Byp, Portsmouth, NH 03801

1150 Sagamore Ave, Portsmouth, NH 03801-5505

1 Falkland Pl, Portsmouth, NH 03801-3977

266 Middle St, Portsmouth, NH 03801-5102

210 Commerce Way, Portsmouth, NH 03801-8200

230 Commerce Way, Portsmouth, NH 03801-3274

195 Commerce Way, Portsmouth, NH 03801-3243

82 Ct St, Portsmouth, NH 03801-4414

1550 Woodbury Ave, Portsmouth, NH 03801-3266

150 Mirona Rd, Portsmouth, NH 03801-5342

Portsmouth, NH Office Buildings Market Trends and Statistics

Top Commercial Asset Segments

Demographics Overview

High-Yield Neighborhoods for Investment

Taxes & Financing

Listings Trend

Total CRE Inventory on Market (SF)

Property Size Breakdown

Need Help?

Browse Office buildings for Sale Near Portsmouth, NH

Popular Searches in Portsmouth, NH

Popular Categories

Most Searched ZIP Codes in Portsmouth, NH

Select Neighborhood