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Two-Unit Duplex with Separate Utilities

139-141 Middlesex St, Chelmsford, MA 01863

For Sale
$799,000

Both residences offer distinct living and dining areas, with a full basement and outdoor space serving the property.

Property Size2,318 SF
Price / SF$344.69
Days on Market25

Property Features for 139-141 Middlesex St

General Information

Standard status Active
Size 2,318 SF
Property subtype Multi Family

Additional Details

Highway Access Yes
Multifamily Units 2

Building Details

Year Built 1925
Buildings 1
Listing Agency: Doherty Properties
Listed By: Chris Doherty, Esq.
Source: Dohertyproperties
Added: Oct 14 Changed: Nov 6 Last Checked: Nov 6 at 2:54PM

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 Doherty Properties

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Investment Insights

Based on property information with market context.

This 1925 duplex contains two residences totaling 2,318 square feet. Each unit has separate living and dining rooms, hardwood flooring, granite countertops, tile backsplashes, and stainless steel appliances. The downstairs residence has a flexible floor plan, ductless mini-split heating and cooling, and carpeted bedrooms. The upstairs unit includes three bedrooms and a dedicated washer and dryer in the basement. Separate utilities serve the units. A full basement has both interior and exterior access, and the property also includes a porch and outdoor space.

The property is on Middlesex Street in Chelmsford, near Varney Playground, Freeman Lake, shopping, public transportation, highway access, and walking and biking trails.

Key Highlights

  • Two‑unit duplex with separate utilities
  • 2,318 square feet; built in 1925
  • Upstairs residence has three bedrooms

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$49,050
Cap Rate
6.14%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$981,000 $981.0K
Cap Rate 7%
$700,714 $700.7K
Cap Rate 9%
$545,000 $545.0K
Market Conditions
NOI Build-Up for 2,318 SF
Gross rent
$73.7K $31.80/SF
− Vacancy
−$3.6K −$1.57/SF
EGI
$70.1K $30.23/SF
− OpEx
−$21.0K −$9.07/SF
NOI
$49.0K $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%
$981,000
Cap Rate 7%
$700,714
Cap Rate 9%
$545,000

Alternative Uses

Best Use
Multifamily LT 5
$700.7K
$613.1K – $817.5K (±1% cap)
NOI $49,050 @ 7.0% cap · market cap 6.14%
Second Best
Apartment 5plus
$658.9K
$576.5K – $768.7K (±1% cap)
NOI $46,120 @ 7.0% cap · market cap 5.77%
Theoretical Best
Office A
$1.37M
$1.20M – $1.60M (±1% cap)
NOI $96,057 @ 7.0% cap · market cap 12.02%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

Lease Details

2
Residential units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

189
Businesses Nearby

Demographics for 01863, MA

9,536
Population
3,677
Households
2.6
Avg Household Size
44
Median Age
49%
College-Educated
97%
High-School Grad
4.5 sq mi
ZIP Area
2,119
Density / Sq Mi
$136,284
Median Household Income
$67,005
Median Earnings
$1,698
Median Rent
$477,900
Median Home Value

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 - Both residences offer distinct living and dining areas, with a full basement and outdoor space serving the property.
Where is this duplex located?
The property is located at 139-141 Middlesex St Chelmsford, MA.
What is the asking price?
The asking price for this property is $799,000.
What are key features of this property?
This property features: Two‑unit duplex with separate utilities; 2,318 square feet; built in 1925; Upstairs residence has three bedrooms
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