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Renovated 3-Unit Triplex
For Sale
$1,999,000

211 W 9th St, Boston, MA 02127

Three apartments combine updated finishes with private laundry and central air conditioning.

Property Size2,510 SF
Price / SF$796.41
Days on Market197

Property Features for 211 W 9th St

General Information

Standard status Active
Size 2,510 SF
Property subtype Multi-Family
Zoning R3

Units

Unit Mix 1 x 4BR/2BA (bi-level), 2 x 2BR/1BA
Multifamily Units 3

Additional Details

Public Transit Yes

Taxes and HOA fees

Annual Taxes $17,929

Amenities

quartz countertops
stainless steel appliances
central A/C
in-unit laundry
shared backyard
false
Wood, Tile
Fenced
No
Rubber
Harbor,Ocean,1 to 2 Mile To Beach,Beach Ownership(Public)

Building Details

Year Built 1886
Year Renovated 2021
Stories 5
Listing Agency: Compass
Listed By: Carlisle Group
Source: Arborviewrealtyinc
Added: Feb 16 Changed: Aug 29 Last Checked: Apr 22 at 10:48AM

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 Compass

Investment Insights

Based on property information with market context.

Completed in 2021, this 2,510-square-foot triplex contains three separate apartments within a building originally constructed in 1886. The first-floor residence is a bi-level layout with 4 bedrooms and 2 bathrooms, while the upper levels each provide a 2-bedroom, 1-bath apartment. Interiors include quartz countertops, stainless steel appliances, central A/C, and in-unit laundry across the residences. A shared backyard provides outdoor space for the property.

The property is located at 211 W 9th Street in Boston’s 02127 ZIP code, near Washington Village and the commercial offerings along Old Colony Ave. West Broadway, the Broadway T station, and the Seaport are also identified as nearby destinations, placing transit, retail, dining, and employment centers within the surrounding area.

Key Highlights

  • Three‑unit configuration with one 4‑bedroom, 2‑bath bi‑level apartment and two 2‑bedroom, 1‑bath apartments
  • 2,510 square feet in a building constructed in 1886
  • Renovated in 2021 with quartz countertops and stainless steel appliances

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
$63,426
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
3.17%
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%
$1,268,520 $1.3M
Cap Rate 7%
$906,086 $906.1K
Cap Rate 9%
$704,733 $704.7K
Market Conditions
NOI Build-Up for 2,510 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
$94.9K $37.80/SF
− Vacancy
−$4.3K −$1.70/SF
EGI
$90.6K $36.10/SF
− OpEx
−$27.2K −$10.83/SF
NOI
$63.4K $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%
$1,268,520
Cap Rate 7%
$906,086
Cap Rate 9%
$704,733

Alternative Uses

Best Use
Multifamily LT 5
$906.1K
$792.8K – $1.06M (±1% cap)
NOI $63,426 @ 7.0% cap · market cap 3.17%
Second Best
Apartment 5plus
$842.4K
$737.1K – $982.8K (±1% cap)
NOI $58,965 @ 7.0% cap · market cap 2.95%
Theoretical Best
Office A
$1.88M
$1.64M – $2.19M (±1% cap)
NOI $131,564 @ 7.0% cap · market cap 6.58%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Triplexes

Suggested Use

Top Pick Law Firm Daycare Center Accounting Firm (Bike/Boat/Book/etc) Store Kitchen & Bath Showroom Tattoo & Piercing 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

Location Intelligence

Trade Area within ½ mile

1,788
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
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Frequently Asked Questions

What type of property is this?
Triplex - Three apartments combine updated finishes with private laundry and central air conditioning.
Where is this triplex located?
The property is located at 211 W 9th St Boston, MA.
What is the asking price?
The asking price for this property is $1,999,000.
What are key features of this property?
This property features: Three‑unit configuration with one 4‑bedroom, 2‑bath bi‑level apartment and two 2‑bedroom, 1‑bath apartments; 2,510 square feet in a building constructed in 1886; Renovated in 2021 with quartz countertops and stainless steel appliances
More about this property
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