Listed by Open Concepts Realty · Scott Rafferty · 603-380-7151
648 Kearsarge (duplex) Way, Portsmouth, NH
Residential Income
Listed by Open Concepts Realty · Scott Rafferty · 603-380-7151
Property Description
A residential income with New Hampshire roots, 648 Kearsarge (duplex) Way in Portsmouth dates to 1917 and lists at $859,900. The home provides 684 square feet of living space. As a multi-unit property it works two ways: live in one unit while the others pay the mortgage, or run the whole building as an investment. The numbers worth knowing: roughly $1,257 per square foot. The full photo gallery, live pricing and every MLS detail for 648 Kearsarge (duplex) Way follow below.
648 Kearsarge Way is a well-maintained duplex located in Portsmouth's desirable Atlantic Heights neighborhood. The property offers two, two bedrooms and one bathroom units. Situated just minutes from historic downtown Portsmouth, the Portsmouth Naval Shipyard, shopping, restaurants, schools, and major commuter routes, the property combines neighborhood charm with convenient access to local amenities. The Atlantic Heights neighborhood is known for its walkability, public recreation, mature tree-lined streets, and historic character. The two-unit layout provides flexibility for multi-generational living, long-term rental income, owner occupancy living while generating supplemental revenue, and investment portfolio growth. Many of the main systems in the home have been updated in the last five years, along with the wood floors, paint, and kitchen countertops The property's manageable lot size makes it an attractive option for buyers seeking both convenience and character in one of the Seacoast's most desirable communities.
Location Highlights
648 Kearsarge (duplex) Way is a residential income in Portsmouth, New Hampshire, listed at $859,900. That works out to about $1,257 per square foot, for a home built in 1917. It has been on the market for 4 months.
At this latitude, Portsmouth averages roughly 8.4 hours of sun a day in June and 3.6 in December.
Source: zoned school names are PrimeMLS listing data; distances, sun exposure and school facts are Owl’s Nest Real Estate additions (school facts from the NCES, U.S. Department of Education) — not PrimeMLS data.
Property Details
Essentials & finishes
- SqFt:684
- Price / SqFt:$1257.16
- Property Type:Residential Income
- Year Built:1917
- County:NH-Rockingham
- Town:Portsmouth, NH
- Status:Active
- Days on Market:118
Primary Features
Interior Features
Financial Details
Additional
External Features
Property History
Estimated annual taxes for this property
| Year | Est. Tax |
|---|---|
| 2024 | $14,618 |
| 2023 | $14,253 |
| 2022 | $13,887 |
Source: Owl’s Nest Real Estate estimate from the list price at New Hampshire’s average effective tax rate — not PrimeMLS or town assessor data. Verify with the town assessor.
Market Data
Live snapshot computed by Owl’s Nest Real Estate from PrimeMLS IDX active listings in this town
- Active listings in Portsmouth122
- Average list price$852,321
- Price range$355,000 – $2,639,000
Mortgage Calculator
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- Principal & Interest$4,348
- Property Tax$1,218
- Home Insurance$179
Source: Owl’s Nest Real Estate estimate, not PrimeMLS data. Estimates use typical New Hampshire costs — a 1.7% effective property-tax rate, insurance at 0.25% of home value/yr, and PMI below 20% down. Actual town tax rates vary; verify with your lender and the town assessor.
Around This Property
Schools, everyday places and nearby destinations near 648 Kearsarge (duplex) Way, Portsmouth, NHSource: Google Maps Platform (Places) and Owl’s Nest Real Estate — not PrimeMLS data.
Listed by Open Concepts Realty · Scott Rafferty · 603-380-7151
Owl’s Nest Real Estate estimate, not MLS data.
Questions About This Listing
What type of home is 648 Kearsarge (duplex) Way?
Residential income in Portsmouth, New Hampshire, built in 1917.
How many bedrooms and bathrooms does 648 Kearsarge (duplex) Way have?
It offers 684 square feet of living space.
What area is 648 Kearsarge (duplex) Way in?
The property is in Portsmouth, New Hampshire (03801).
How much does 648 Kearsarge (duplex) Way cost?
648 Kearsarge (duplex) Way in Portsmouth, NH is listed at $859,900.
That works out to about $1,257 per square foot.
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NOTE: This representation is based in whole or in part on data generated by PrimeMLS, Inc., which assumes no responsibility for its accuracy. The data relating to real estate displayed on this site comes in part from the IDX Program of PrimeMLS.
This listing data is intended 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 10/26/26.