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Duplex with Permitted ADU
For Sale
$1,099,000

6 Fairlawn, Burlington, MA 01803

Two connected living spaces provide flexible options for multigenerational use or separate occupancy.

Property Size2,687 SF
Price / SF$409.01
Days on Market11

Property Features for 6 Fairlawn

General Information

Standard status Active
Size 2,687 SF
Property subtype 2 Family - 2 Units Up/Down

Additional Details

Asking Price $1,099,000

Building Details

Year Built 2009
Listing Agency: J. Mulkerin Realty
Listed By: Anne-Marie DiMauro
Source: Lockandkeyre
Added: Jul 30 Changed: Aug 8 Last Checked: Aug 9 at 4:52AM

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 J. Mulkerin Realty

Investment Insights

Based on property information with market context.

This 2009 duplex property at 6 Fairlawn in Burlington includes a fully permitted 2-bedroom, 2-bath accessory dwelling unit. The main residence and lower-level ADU each feature open-concept interiors, large kitchens, spacious living and dining areas, and private primary suites with en suite baths. Combined building area is 2,687 square feet.

Recent property improvements include hardwood flooring, a painted deck with new railings, and a new hot water heater. Additional features include an EV charging station, irrigation system, and a fully owned solar system. The two-unit layout supports multigenerational living, separate occupancy, or use of the residence and ADU as distinct living spaces.

Key Highlights

  • Fully permitted 2‑bedroom, 2‑bath accessory dwelling unit
  • 2,687 SF duplex property built in 2009
  • Open‑concept layouts with large kitchens and living/dining areas

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$56,858
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
5.17%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$1,137,160 $1.1M
Cap Rate 7%
$812,257 $812.3K
Cap Rate 9%
$631,756 $631.8K
Market Conditions
NOI Build-Up for 2,687 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$85.4K $31.80/SF
− Vacancy
−$4.2K −$1.57/SF
EGI
$81.2K $30.23/SF
− OpEx
−$24.4K −$9.07/SF
NOI
$56.9K $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 rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$1,137,160
Cap Rate 7%
$812,257
Cap Rate 9%
$631,756

Alternative Uses

Best Use
Multifamily LT 5
$812.3K
$710.7K – $947.6K (±1% cap)
NOI $56,858 @ 7.0% cap · market cap 5.17%
Second Best
Apartment 5plus
$763.7K
$668.3K – $891.0K (±1% cap)
NOI $53,462 @ 7.0% cap · market cap 4.86%
Theoretical Best
Office A
$1.59M
$1.39M – $1.86M (±1% cap)
NOI $111,349 @ 7.0% cap · market cap 10.13%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Parking Lot & Garage Pharmacy (Bike/Boat/Book/etc) Store Storage Facility Grocery & Convenience Store Catering Service

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

507
Businesses Nearby

Demographics for 01803, MA

26,074
Population
10,468
Households
2.5
Avg Household Size
42
Median Age
58%
College-Educated
96%
High-School Grad
11.3 sq mi
ZIP Area
2,307
Density / Sq Mi
$142,421
Median Household Income
$75,829
Median Earnings
$2,615
Median Rent
$679,400
Median Home Value

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025
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Frequently Asked Questions

What type of property is this?
Duplex - Two connected living spaces provide flexible options for multigenerational use or separate occupancy.
Where is this duplex located?
The property is located at 6 Fairlawn Burlington, MA.
What is the asking price?
The asking price for this property is $1,099,000.
What are key features of this property?
This property features: Fully permitted 2‑bedroom, 2‑bath accessory dwelling unit; 2,687 SF duplex property built in 2009; Open‑concept layouts with large kitchens and living/dining areas
More about this property
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