INVESTORS, LOOK NO FURTHER! Opportunities like this don’t come along often in Goffstown! 12 South Mast Street offers a unique opportunity to acquire an existing income-producing single-family rental plus a newly approved duplex site on the same lot, providing the potential to create three rental units in one of Goffstown’s most desirable locations. The existing 3 bedroom single-family home is currently rented for $3,500/month and is ideally situated in Goffstown Village. The home is serviced by public water and sewer and features several recent updates, making it an attractive existing rental while the new construction opportunity is pursued. The newly approved duplex plans are ready for the next owner to pull permits and get to work. Each proposed duplex side features 4 bedrooms, 2.5 bathrooms, and its own garage underneath, offering a highly desirable layout for the rental market and the potential for premium rents with brand-new construction. Based on current projections the completed property could generate approximately $120,000- $140,000 gross income annually, subject to market conditions. Bring your vision, pull the permits, and take advantage of this unique investment opportunity! Existing income. Approved plans. Three-unit potential. Prime Goffstown Village location. Assisted showings. Agent Interest.
Active
Listed by: RE/MAX Synergy • Alyssa Dupuis • 603-472-3900
$499,900
12 South Mast Street, Goffstown, NH 03045
3beds
1baths
2,251sqft
Multi Family
Built in 1872
-- sqft lot
$487,200 Zestimate®
$222/sqft
$-- HOA
What's special
- 17 days
- 1,408
- 47
Zillow last checked:
Listing updated:
Listed by:
Alyssa Dupuis,
RE/MAX Synergy Phone:603-488-6253
Source: PrimeMLS,MLS#: 5112909
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 1
Heating
- Oil, Forced Air
Cooling
- None
Features
- Basement: Concrete,Walk-Out Access
Interior area
- Total structure area: 3,593
- Total interior livable area: 2,251 sqft
- Finished area above ground: 2,251
- Finished area below ground: 0
Property
Parking
- Parking features: Paved
Features
- Levels: Two
- Patio & porch: Covered Porch
- Exterior features: Balcony
- Frontage length: Road frontage: 136
Lot
- Size: 0.5 Acres
- Features: Landscaped, Leased, Level, Neighbor Business, Sidewalks, In Town, Near Shopping, Near School(s)
Details
- Parcel number: GOFFM29B62L
- Zoning description: RSB1
Construction
Type & style
- Home type: MultiFamily
- Architectural style: Colonial,New Englander
- Property subtype: Multi Family
Materials
- Clapboard Exterior
- Foundation: Concrete
- Roof: Asphalt Shingle
Condition
- New construction: No
- Year built: 1872
Utilities & green energy
- Electric: Circuit Breakers
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Cable
Community & HOA
Location
- Region: Goffstown
Financial & listing details
- Price per square foot: $222/sqft
- Tax assessed value: $369,700
- Annual tax amount: $7,719
- Date on market: 10/5/2026
- Road surface type: Paved
Estimated market value
$487,200
$463,000 - $512,000
$2,193/mo
Price history
| Date | Event | Price |
|---|---|---|
| 10/9/2026 | Listed for sale | $499,900+69.5%$222/sqft |
Source: | ||
| 1/8/2026 | Sold | $295,000$131/sqft |
Source: | ||
| 12/23/2025 | Contingent | $295,000+18%$131/sqft |
Source: | ||
| 12/16/2025 | Listed for sale | $250,000-37.5%$111/sqft |
Source: | ||
| 12/15/2025 | Listing removed | $399,900$178/sqft |
Source: | ||
| 11/29/2025 | Listed for sale | $399,900$178/sqft |
Source: | ||
| 11/7/2025 | Contingent | $399,900$178/sqft |
Source: | ||
| 10/31/2025 | Price change | $399,900-7%$178/sqft |
Source: | ||
| 10/10/2025 | Listed for sale | $430,000+145.7%$191/sqft |
Source: | ||
| 4/3/2015 | Sold | $175,000+9.4%$78/sqft |
Source: Public Record Report a problem | ||
| 11/13/2014 | Price change | $159,900-8.6%$71/sqft |
Source: RE/MAX Synergy #4356033 Report a problem | ||
| 10/23/2014 | Price change | $174,900-7.9%$78/sqft |
Source: RE/MAX Synergy #4356033 Report a problem | ||
| 10/15/2014 | Listed for sale | $190,000$84/sqft |
Source: RE/MAX Synergy LLC #4356033 Report a problem | ||
| 8/25/2014 | Listing removed | $190,000$84/sqft |
Source: RE/MAX Synergy #4356033 Report a problem | ||
| 7/23/2014 | Listed for sale | $190,000+52.1%$84/sqft |
Source: RE/MAX Synergy LLC #4356033 Report a problem | ||
| 5/21/2014 | Listing removed | $124,900$55/sqft |
Source: RE/MAX Synergy #4356033 Report a problem | ||
| 5/17/2014 | Listed for sale | $124,900-35.9%$55/sqft |
Source: RE/MAX Synergy LLC #4356033 Report a problem | ||
| 6/5/2003 | Sold | $195,000-2.5%$87/sqft |
Source: Public Record Report a problem | ||
| 6/19/2001 | Sold | $200,000+62.6%$89/sqft |
Source: Public Record Report a problem | ||
| 7/14/1998 | Sold | $123,000$55/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $7,557 +8.4% | $369,700 |
| 2023 | $6,973 +8.9% | $369,700 +51.8% |
| 2022 | $6,406 +2.4% | $243,500 -3.4% |
| 2021 | $6,255 | $252,000 |
| 2020 | $6,255 +1% | $252,000 |
| 2019 | $6,194 +32.2% | $252,000 |
| 2018 | $4,687 -20.2% | $252,000 +17.6% |
| 2017 | $5,873 +3.7% | $214,200 |
| 2016 | $5,661 +3.9% | $214,200 +10.8% |
| 2015 | $5,446 +3.4% | $193,400 -0.8% |
| 2014 | $5,265 +9.8% | $195,000 -1.7% |
| 2011 | $4,793 | $198,300 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 03045
Nearby schools
Schools provided by the listing agent
- Elementary: Maple Avenue Elementary School
- Middle: Mountain View Middle School
- High: Goffstown High School
- District: Goffstown Sch Dsct SAU #19
Source: PrimeMLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.





