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Triplex Near MBTA Green Line
For Sale
$3,395,000

1789 Commonwealth Avenue, Boston, MA 02135

Three-unit property with established transit access near Boston College, dining, and shopping.

Property Size6,206 SF
Lot Size0.50 Acres
Price / SF$547.05
Days on Market145

Property Features for 1789 Commonwealth Avenue

General Information

Standard status Active
Size 6,206 SF
Total Parking Spaces 6
Lot size 0.50 Acres
Property subtype Multi-family / 3 Family - 3 Units Up/Down
Zoning ask
Net Operating Income $188,400

Additional Details

Public Transit Yes
Multifamily Units 3

Taxes and HOA fees

Annual Taxes $27,430

Amenities

City/Town Sewer, Public
No
Wood
1
Yes
6.0
Living Room, Kitchen
6
6.00
Other

Building Details

Year Built 1900
Listing Agency: Coldwell Banker Realty - Newton
Listed By: Todd Glaskin · License #9009395
Source: Compass
Added: Apr 9 Changed: Aug 31 Last Checked: Aug 31 at 3:08AM

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 - Newton

Investment Insights

Based on property information with market context.

This three-unit residential income property contains 6,206 square feet and dates to 1900. Two of the three units are pre-leased for the September 2026 through August 2027 term, providing defined occupancy for a portion of the building. The property is positioned for continued residential use or evaluation as a condominium location, subject to applicable approvals.

Located at 1789 Commonwealth Avenue, the property has immediate access to the MBTA Green Line. Boston College is nearby, along with dining and shopping in the Brookline and Boston area. The site is described as an oversized parcel for its neighborhood and includes ample parking, supporting the property's three-unit configuration.

Key Highlights

  • 6,206‑square‑foot triplex with 3 residential units
  • Two units pre‑leased for September 2026 through August 2027
  • Built in 1900

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
$156,821
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
4.62%
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%
$3,136,420 $3.1M
Cap Rate 7%
$2,240,300 $2.2M
Cap Rate 9%
$1,742,456 $1.7M
Market Conditions
NOI Build-Up for 6,206 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
$234.6K $37.80/SF
− Vacancy
−$10.6K −$1.70/SF
EGI
$224.0K $36.10/SF
− OpEx
−$67.2K −$10.83/SF
NOI
$156.8K $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%
$3,136,420
Cap Rate 7%
$2,240,300
Cap Rate 9%
$1,742,456

Alternative Uses

Best Use
Multifamily LT 5
$2.24M
$1.96M – $2.61M (±1% cap)
NOI $156,821 @ 7.0% cap · market cap 4.62%
Second Best
Apartment 5plus
$2.08M
$1.82M – $2.43M (±1% cap)
NOI $145,792 @ 7.0% cap · market cap 4.29%
Theoretical Best
Office A
$4.65M
$4.07M – $5.42M (±1% cap)
NOI $325,294 @ 7.0% cap · market cap 9.58%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Triplexes

Suggested Use

Top Pick Law Firm Hair Salon Nail Salon Food Market Parking Lot & Garage Grocery & Convenience 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

Location Intelligence

Trade Area within ½ mile

2,233
Businesses Nearby

Demographics for 02135, MA

47,232
Population
22,519
Households
2.1
Avg Household Size
29
Median Age
71%
College-Educated
93%
High-School Grad
2.6 sq mi
ZIP Area
18,166
Density / Sq Mi
$88,208
Median Household Income
$57,124
Median Earnings
$2,179
Median Rent
$684,000
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-unit property with established transit access near Boston College, dining, and shopping.
Where is this triplex located?
The property is located at 1789 Commonwealth Avenue Boston, MA.
What is the asking price?
The asking price for this property is $3,395,000.
What are key features of this property?
This property features: 6,206‑square‑foot triplex with 3 residential units; Two units pre‑leased for September 2026 through August 2027; Built in 1900
More about this property
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