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Portsmouth, NH Duplexes for Sale

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Greenland, NH Rye, NH North Hampton, NH

Waterfront Multi-Family in Portsmouth, NH

$1,795,000

1,760 SF

Waterfront Multi-Family in Portsmouth, NH

25 South Mill Street, Portsmouth, NH 03801

Newer construction multi-family property in a sought-after waterfront location.

Waterfront property in a desirable South End location, close to downtown Portsmouth, Prescott Park, and the waterfront.
Newer construction (built in 2013) two‑family home offering versatile use options.
Significant parking: oversized garage (approx. 14' x 26') and driveway parking for 6+ vehicles.
Each unit features 2 bedrooms, 1 full bath, and in‑unit laundry.
Income potential: lower unit leased through April 2026; upper unit recently rented for $2900/month (vacant for showings).

Updated: Jan 6

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$1,795,000

Waterfront Two-Family Home

25 South Mill St, Portsmouth, NH 3801

Newer construction two-family home in premier waterfront location.

Waterfront property in a highly desirable Portsmouth South End location.
Newer construction (built in 2013) two‑family home offering versatile use options.
Significant parking: oversized garage (14' x 26') plus driveway parking for 6+ vehicles.
Income‑generating property: lower unit leased through April 2026; upper unit recently rented for $2900/month.
Each unit features 2 bedrooms, 1 full bath, and in‑unit laundry.

Updated: Apr 24

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$849,000

0.96 Acres

Portsmouth Duplex on Corner Lot

Updated duplex in Portsmouth, ideal for investors or owner-occupants.

184 Echo Ave, Portsmouth, NH 3801

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$3,500,000

0.11 Acres

Historic Portsmouth Mixed-Use Gem

Mixed-use property with commercial and residential spaces in Portsmouth, NH.

56 Market Street, Portsmouth, NH 03801

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Based on your search, we've compiled 8 Potential Opportunities for your consideration. Besides 4 Active listings in Portsmouth, NH, we suggest exploring several alternatives: 4 properties in Nearby Cities

Opportunities in Nearby Cities

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

$750,000

2,427 SF

Classic York Duplex on Route 1

Charming duplex in York, near beaches and coastal attractions.

1327 U.S. 1, York, ME 03902

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$599,000

2,347 SF

Turnkey Multi-Family in Dover

Fully renovated duplex near downtown Dover and UNH.

3 Niles Street, Dover, NH 03820

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$1,495,000

3,001 SF

York Multifamily Property For Sale

Multifamily property in York, Maine, with investment potential.

88 York Street, York, ME 03909

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Dover Multifamily Investment Opportunity

$565,000

2,840 SF

Dover Multifamily Investment Opportunity

Meticulously maintained, fully leased multifamily property in Seacoast NH.

39 New York Street, Dover, NH 03820

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Portsmouth, NH Duplexes Investment Opportunities Market Analysis

Explore 4 duplexes for sale in Portsmouth, NH, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 1,760 square feet of properties for sale, with an estimated market value of $1,795,000.

Sale prices for duplexes in Portsmouth, NH start at $1,795,000, averaging $1,795,000, and reaching up to $1,795,000 — 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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Portsmouth, NH Duplexes for Sale