Multi-Family Homes for Sale in Portsmouth NH

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Looking for a smart investment or the flexibility of multi-generational living? Multi-family homes in Portsmouth, NH offer unique opportunities—whether you’re an investor seeking steady rental income, a homeowner wanting extra space, or someone interested in offsetting your mortgage with rental revenue. With Portsmouth’s vibrant downtown, historic charm, and strong rental market, owning a multi-family property here means enjoying both a great lifestyle and a solid financial future. Explore available multi-family homes and see how you can make the most of all that Portsmouth has to offer.

Price Low to High

$1,139,500

Portsmouth, NH

413 Islington Street

3 Baths
0.14 Acres
2,904 SqFt
71 Days on Market

MLS#: 5081394

New Listing

$1,200,800

Portsmouth, NH

357 Maplewood Avenue

5 Baths
0.14 Acres
4,580 SqFt
1 Day on Market

MLS#: 5093622

$4,200,000

Portsmouth, NH

8 Bow Street

4 Baths
0.03 Acres
4,101 SqFt
49 Days on Market

MLS#: 5084747

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Portsmouth NH Multi-Family Homes for Sale

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Copyright 2026 PrimeMLS, Inc. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this display comes in part from the IDX Program of PrimeMLS. The information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated June 9, 2026 7:53 PM EDT