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Three-Family Residential Building
For Sale
$1,075,000
Pending

55 Spencer St, Boston, MA 02124

Three updated units in a well-maintained triplex, with Unit 2 and Unit 3 delivered vacant.

Property Size4,080 SF
Days on Market64

Property Features for 55 Spencer St

General Information

Standard status Pending
Size 4,080 SF
Property subtype Investment

Additional Details

Highway Access Yes
Multifamily Units 3

Taxes and HOA fees

Annual Taxes $9

Building Details

Building Size 4,080 SF
Year Built 1910
Stories 3
Units 3
Tenancy Multi
Listing Agency: Boston Realty Advisors
Listed By: Kevin Benzinger · License #9526383
Source: Elliman
Added: Jun 20 Changed: Aug 21 Last Checked: Aug 21 at 8:34AM

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 Boston Realty Advisors

Investment Insights

Based on property information with market context.

This three-family residential building offers three generously sized units in a well-maintained structure. The property is described as featuring three thoughtfully updated units, providing a straightforward setup for an owner-occupant or investor. Unit 2 and Unit 3 will be delivered vacant, while the remaining unit can support immediate income from day one.

The property is located at 55 Spencer St in Boston’s Dorchester area. It is positioned for access to Talbot Ave Station and Interstate 93, supporting convenient travel to downtown Boston and surrounding neighborhoods. Mobility metrics provided for the area include a walk score of 84 (Very Walkable), a transit score of 74 (Excellent Transit), and a bike score of 59 (Bikeable).

For buyers seeking a multi-family setup with some flexibility, the vacancy of Unit 2 and Unit 3 can simplify an owner-occupant strategy or future occupancy planning. With three updated units already in place, this triplex can also appeal to investors looking to own a residential income property with an operational foundation and clear unit availability at closing.

Key Highlights

  • 1910‑built three‑family (triplex) with three updated units
  • Unit 2 and Unit 3 will be delivered vacant
  • Well‑maintained property with two units available as potential rental income

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
$95,848
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
8.92%
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%
$1,916,960 $1.9M
Cap Rate 7%
$1,369,257 $1.4M
Cap Rate 9%
$1,064,978 $1.1M
Market Conditions
NOI Build-Up for 4,080 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
$181.2K $44.40/SF
− Vacancy
−$6.9K −$1.69/SF
EGI
$174.3K $42.71/SF
− OpEx
−$78.4K −$19.22/SF
NOI
$95.8K $23.49/SF
Area
Boston, MA
Vacancy
3.80%
Lease Rate
$44.40 /SF/Yr
Expense Ratio
45.00%
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%
$1,916,960
Cap Rate 7%
$1,369,257
Cap Rate 9%
$1,064,978

Alternative Uses

Best Use
Multifamily LT 5
$1.47M
$1.29M – $1.72M (±1% cap)
NOI $103,099 @ 7.0% cap · market cap 9.59%
Second Best
Apartment 5plus
$1.37M
$1.20M – $1.60M (±1% cap)
NOI $95,848 @ 7.0% cap · market cap 8.92%
Theoretical Best
Office A
$3.06M
$2.67M – $3.56M (±1% cap)
NOI $213,857 @ 7.0% cap · market cap 19.89%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Triplexes

Suggested Use

Top Pick Law Firm Real Estate Agency Parking Lot & Garage Skin Care Clinic Building Supply Cafe & Coffee Shop

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
Multi-tenant
Tenancy
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

1,556
Businesses Nearby

Demographics for 02124, MA

50,972
Population
21,264
Households
2.4
Avg Household Size
36
Median Age
31%
College-Educated
85%
High-School Grad
3.0 sq mi
ZIP Area
16,991
Density / Sq Mi
$79,168
Median Household Income
$43,483
Median Earnings
$1,783
Median Rent
$607,200
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?
Triplex - Three updated units in a well-maintained triplex, with Unit 2 and Unit 3 delivered vacant.
Where is this triplex located?
The property is located at 55 Spencer St Boston, MA.
What is the asking price?
The asking price for this property is $1,075,000.
What are key features of this property?
This property features: 1910‑built three‑family (triplex) with three updated units; Unit 2 and Unit 3 will be delivered vacant; Well‑maintained property with two units available as potential rental income
More about this property
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