Investment opportunity in charming Newmarket, NH! This well-maintained duplex sits on a generous corner lot—offering ample outdoor space. Unit 1 features 4 bedrooms and 1 bath, while Unit 2 holds 3 bedrooms and 1 bath with private entrances, this is ideal for owner-occupants or investors alike. The spacious driveway provides abundant off-street parking, a rare find in town. With strong rental demand in the area, this property offers excellent potential for passive income or a smart way to offset your own housing costs—live in one unit and rent the other. Whether you're building your portfolio or looking to reduce your cost of living, this duplex delivers solid ROI in a desirable, walkable community near shops, dining, and the University of New Hampshire. Don’t miss this rare chance to own a flexible, income-generating property in one of the Seacoast’s most vibrant towns.
Closed
Listed by:
Andrew Samonas,
Samonas Realty, LLC 603-319-8100
Bought with: Samonas Realty, LLC
$651,000
15 Spring Street, Newmarket, NH 03857
7beds
3,358sqft
Multi Family
Built in 1890
-- sqft lot
$658,700 Zestimate®
$194/sqft
$2,419 Estimated rent
Home value
$658,700
$613,000 - $711,000
$2,419/mo
Zestimate® history
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What's special
Zillow last checked: 8 hours ago
Listing updated: September 02, 2025 at 09:11am
Listed by:
Andrew Samonas,
Samonas Realty, LLC 603-319-8100
Bought with:
Andrew Samonas
Samonas Realty, LLC
Source: PrimeMLS,MLS#: 5050236
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 7
- Bathrooms: 2
- Full bathrooms: 2
Heating
- Oil, Baseboard, Zoned
Cooling
- None
Features
- Basement: Bulkhead,Climate Controlled,Concrete Floor,Full,Exterior Stairs,Interior Stairs,Sump Pump,Interior Access,Exterior Entry,Interior Entry
Interior area
- Total structure area: 4,080
- Total interior livable area: 3,358 sqft
- Finished area above ground: 3,358
- Finished area below ground: 0
Property
Parking
- Total spaces: 3
- Parking features: Shared Driveway, Paved, Heated Garage, Detached, Driveway, Garage, Off Street, Parking Spaces 1 - 10
- Garage spaces: 3
- Has uncovered spaces: Yes
Features
- Levels: Two
- Frontage length: Road frontage: 75
Lot
- Size: 0.39 Acres
- Features: Corner Lot, Landscaped, In Town, Neighborhood
Details
- Parcel number: NMARMU2B7L
- Zoning description: M2
Construction
Type & style
- Home type: MultiFamily
- Property subtype: Multi Family
Materials
- Wood Frame, Vinyl Exterior, Vinyl Siding
- Foundation: Concrete, Fieldstone
- Roof: Asphalt Shingle
Condition
- New construction: No
- Year built: 1890
Utilities & green energy
- Electric: 200+ Amp Service
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Cable
Community & neighborhood
Location
- Region: Newmarket
Other
Other facts
- Road surface type: Paved
Price history
| Date | Event | Price |
|---|---|---|
| 9/2/2025 | Sold | $651,000+3.2%$194/sqft |
Source:  PrimeMLS #5050236 Report a problem | ||
| 7/14/2025 | Contingent | $631,000$188/sqft |
Source: PrimeMLS #5050236 Report a problem | ||
| 7/7/2025 | Listed for sale | $631,000+45.9%$188/sqft |
Source: PrimeMLS #5050236 Report a problem | ||
| 1/14/2021 | Listing removed | -- |
Source: Owner Report a problem | ||
| 4/18/2019 | Listing removed | $2,200$1/sqft |
Source: Owner Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $10,169 -1.7% | $591,200 +68.5% |
| 2023 | $10,348 +9.3% | $350,900 |
| 2022 | $9,471 +6% | $350,900 |
Find assessor info on the county website
Neighborhood: 03857
Nearby schools
GreatSchools rating
- 9/10Newmarket Elementary SchoolGrades: PK-5Distance: 0.8 mi
- 4/10Newmarket Jr.-Sr. High (Elem)Grades: 6-8Distance: 0.5 mi
- 7/10Newmarket Jr.-Sr. High SchoolGrades: 9-12Distance: 0.5 mi
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Estimated market value$658,700
Get a cash offer in 3 minutes
Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$658,700