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Triplex with Den Apartments
For Sale
$2,150,000

67 Old Harbor St, Boston, MA 02127

Three residential units include flexible den space and convenient access to transit and nearby amenities.

Property Size5,439 SF
Days on Market26

Property Features for 67 Old Harbor St

General Information

Standard status Active
Size 5,439 SF
Property subtype Multifamily

Site & Location

Highway Access Yes
Public Transit Yes

Units

Unit Mix 1 x 2-bed + den/1-bath, 2 x 3-bed/1-bath + den
Multifamily Units 3

Additional Details

Cap Rate 5.73%

Amenities

92 Walk Score "Walker's Paradise"
Value-add opportunity
Easy access to public transit

Building Details

Building Size 5,439 SF
Units 3
Listed By: Tony Pepdjonovic · License #License(s): MA: 9525302
Source: Marcusmillichap
Added: Aug 8 Changed: Aug 29 Last Checked: Sep 1 at 2:30PM

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 Tony Pepdjonovic

Investment Insights

Based on property information with market context.

This triplex at 67 Old Harbor St includes three residential units with varied layouts. One apartment offers two bedrooms, a den, and one bathroom, while the two remaining apartments each provide three bedrooms, a den, and one bathroom. The configuration gives the property a mix of unit sizes within one multifamily asset.

The property is in Boston, MA 02127, with a Walk Score of 92. Public transportation, multiple highways, and local amenities are accessible from the property, including a range of services and destinations within walking distance.

Key Highlights

  • Three‑unit triplex configuration at 67 Old Harbor St, Boston, MA 02127
  • One 2‑bed + den/1‑bath apartment
  • Two 3‑bed/1‑bath + den apartments

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
$137,440
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
6.39%
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%
$2,748,800 $2.7M
Cap Rate 7%
$1,963,429 $2.0M
Cap Rate 9%
$1,527,111 $1.5M
Market Conditions
NOI Build-Up for 5,439 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
$205.6K $37.80/SF
− Vacancy
−$9.3K −$1.70/SF
EGI
$196.3K $36.10/SF
− OpEx
−$58.9K −$10.83/SF
NOI
$137.4K $25.27/SF
Area
Boston, MA
Vacancy
4.50%
Lease Rate
$37.80 /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%
$2,748,800
Cap Rate 7%
$1,963,429
Cap Rate 9%
$1,527,111

Alternative Uses

Best Use
Multifamily LT 5
$1.96M
$1.72M – $2.29M (±1% cap)
NOI $137,440 @ 7.0% cap · market cap 6.39%
Second Best
Apartment 5plus
$1.83M
$1.60M – $2.13M (±1% cap)
NOI $127,773 @ 7.0% cap · market cap 5.94%
Theoretical Best
Office A
$4.07M
$3.56M – $4.75M (±1% cap)
NOI $285,091 @ 7.0% cap · market cap 13.26%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Triplexes

Suggested Use

Top Pick Law Firm Daycare Center (Bike/Boat/Book/etc) Store Plumbing Service HVAC Service Auto Parts Store

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

Lease Details

3
Residential units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

1,878
Businesses Nearby

Demographics for 02127, MA

37,939
Population
19,495
Households
1.9
Avg Household Size
31
Median Age
69%
College-Educated
95%
High-School Grad
2.1 sq mi
ZIP Area
18,066
Density / Sq Mi
$156,373
Median Household Income
$85,444
Median Earnings
$2,435
Median Rent
$858,600
Median Home Value

Market

Vacancy Rate% for Multifamily in Northeast region

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

What type of property is this?
Triplex - Three residential units include flexible den space and convenient access to transit and nearby amenities.
Where is this triplex located?
The property is located at 67 Old Harbor St Boston, MA.
What is the asking price?
The asking price for this property is $2,150,000.
What are key features of this property?
This property features: Three‑unit triplex configuration at 67 Old Harbor St, Boston, MA 02127; One 2‑bed + den/1‑bath apartment; Two 3‑bed/1‑bath + den apartments
More about this property
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