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Duplex with Barn

217 Main St, Groton, MA 01450

For Sale
New
$875,000

A separate-entry apartment and a detached barn complement the primary residence.

Property Size3,280 SF
Price / SF$266.77
Days on Market3

Property Features for 217 Main St

General Information

Standard status Active
Size 3,280 SF
Property subtype Residential Income
Zoning RA

Additional Details

Utilities to Site Yes
Multifamily Units 2

Taxes and HOA fees

Annual Taxes $10,614

Amenities

fireplace
built-ins
hardwood floors
quartz counters
stainless steel appliances
deck
fenced backyard
mature gardens
barn
Full,Interior Entry,Dirt Floor,Concrete
Wood,Tile,Hardwood,Stone/Ceramic Tile
1
Yes
4
3
Screens
Other
Wood Burning
Walk-Up Attic,Storage,Stone/Granite/Solid Counters,Upgraded Cabinets,Walk-In Closet(s),Bathroom with Shower Stall,Living Room,Dining Room,Kitchen,Family Room
3280
No
Cleared,Gentle Sloping,Level
Public
0.49
Paved Drive,Off Street,Paved
Rain Gutters
Stone

Building Details

Building Size 3,280 SF
Year Built 1820
Stories 3
Listing Agency: Coldwell Banker Realty - Westford
Listed By: Jenepher Spencer
Source: Realprobythewater
Added: Nov 7 Changed: Nov 8 Last Checked: Nov 8 at 6:43PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Coldwell Banker Realty - Westford

Rey
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Investment Insights

Based on property information with market context.

This 3,280-square-foot duplex pairs a primary residence with a separate legal apartment. The main home includes living and family rooms, a fireplace, formal dining room, updated kitchen, and a first-floor bedroom with a three-quarter bath. Upstairs are additional bedrooms and a full bath. The apartment has its own entrance, kitchen, living area, and full bath. A barn provides additional space, while the 0.49-acre property also includes a fenced backyard, deck, and mature gardens.

Located at 217 Main St in Groton Center, the property has public water and sewer service and natural gas. Zoning is RA.

Key Highlights

  • Two legal units, including a separate‑entry apartment
  • 3,280‑square‑foot building on 0.49 acres
  • Barn, fenced backyard, deck, and mature gardens

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$69,406
Cap Rate
7.93%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,388,120 $1.4M
Cap Rate 7%
$991,514 $991.5K
Cap Rate 9%
$771,178 $771.2K
Market Conditions
NOI Build-Up for 3,280 SF
Gross rent
$104.3K $31.80/SF
− Vacancy
−$5.2K −$1.57/SF
EGI
$99.2K $30.23/SF
− OpEx
−$29.7K −$9.07/SF
NOI
$69.4K $21.16/SF
Area
Middlesex County, MA
Vacancy
4.94%
Lease Rate
$31.80 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,388,120
Cap Rate 7%
$991,514
Cap Rate 9%
$771,178

Alternative Uses

Best Use
Multifamily LT 5
$991.5K
$867.6K – $1.16M (±1% cap)
NOI $69,406 @ 7.0% cap · market cap 7.93%
Second Best
Apartment 5plus
$932.3K
$815.8K – $1.09M (±1% cap)
NOI $65,261 @ 7.0% cap · market cap 7.46%
Theoretical Best
Office A
$1.94M
$1.70M – $2.27M (±1% cap)
NOI $135,922 @ 7.0% cap · market cap 15.53%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Lease Details

2
Residential units
Yes
Utilities to site

Location Intelligence

Trade Area within ½ mile

306
Businesses Nearby

Demographics for 01450, MA

11,298
Population
3,773
Households
3
Avg Household Size
43
Median Age
66%
College-Educated
96%
High-School Grad
32.8 sq mi
ZIP Area
344
Density / Sq Mi
$189,355
Median Household Income
$78,750
Median Earnings
$1,521
Median Rent
$673,500
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
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Market

Average Price Trend$/SF for Duplexes in Middlesex County, MA

$430 Jul
$429 Aug
$425 Sep
$411 Oct

Properties on Market for Duplexes in Middlesex County

Jul
Aug
Sep
Oct

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025

Frequently Asked Questions

What type of property is this?
Duplex - A separate-entry apartment and a detached barn complement the primary residence.
Where is this duplex located?
The property is located at 217 Main St Groton, MA.
What is the asking price?
The asking price for this property is $875,000.
What are key features of this property?
This property features: Two legal units, including a separate‑entry apartment; 3,280‑square‑foot building on 0.49 acres; Barn, fenced backyard, deck, and mature gardens
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