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Duplex with Finished Basement

15 Whitten St, Boston, MA 02122

For Sale
$1,199,900

Two separate residences offer flexible layouts, with additional finished living space below grade.

Property Size2,818 SF
Price / SF$425.80
Days on Market23

Property Features for 15 Whitten St

General Information

Standard status Active
Size 2,818 SF
Total Parking Spaces 2
Property subtype Residential Income
Zoning R2

Site & Location

Neighborhood Dorchester
Public Transit Yes

Taxes and HOA fees

Annual Taxes $9,660

Building Details

Building Size 2,818 SF
Year Built 1905
Stories 3
Listing Agency: LAER Realty Partners / Rose Homes & Real Estate
Listed By: Lee Ann Phillips
Source: Laerrealty
Added: Oct 19 Changed: Nov 9 Last Checked: Nov 7 at 5:06PM

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 LAER Realty Partners / Rose Homes & Real Estate

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Investment Insights

Based on property information with market context.

Built in 1905, this 2,818-square-foot duplex contains two residences and a finished, walk-out basement. The first-floor unit has two bedrooms, one bathroom, a kitchen with pantry, dining and living rooms, and a foyer. The upper residence spans two levels, with two bedrooms, a full bathroom, living and sitting rooms, a separate dining room, and a kitchen with Silestone counters, stainless steel appliances, and a walk-in pantry. Its upper level adds a primary bedroom, full bath, and dedicated office space.

The 1,000-square-foot finished basement includes a bedroom, half bath, laundry, living room, and bonus room. The property also has two off-street parking spaces, a shed, and a balcony. It is in the Ashmont/St. Marks area of Dorchester, within walking distance of the Shawmut, Fields Corner, and Ashmont MBTA Red Line stations. The property is zoned R2 and will be delivered vacant.

Key Highlights

  • 2,818‑square‑foot duplex built in 1905
  • Two residences; the upper unit spans two levels
  • 1,000‑square‑foot finished basement with bedroom, half bath, laundry, living room, and bonus room

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$71,209
Cap Rate
5.93%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,424,180 $1.4M
Cap Rate 7%
$1,017,271 $1.0M
Cap Rate 9%
$791,211 $791.2K
Market Conditions
NOI Build-Up for 2,818 SF
Gross rent
$106.5K $37.80/SF
− Vacancy
−$4.8K −$1.70/SF
EGI
$101.7K $36.10/SF
− OpEx
−$30.5K −$10.83/SF
NOI
$71.2K $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 Rate 5%
$1,424,180
Cap Rate 7%
$1,017,271
Cap Rate 9%
$791,211

Alternative Uses

Best Use
Multifamily LT 5
$1.02M
$890.1K – $1.19M (±1% cap)
NOI $71,209 @ 7.0% cap · market cap 5.93%
Second Best
Apartment 5plus
$945.7K
$827.5K – $1.10M (±1% cap)
NOI $66,201 @ 7.0% cap · market cap 5.52%
Theoretical Best
Office A
$2.11M
$1.85M – $2.46M (±1% cap)
NOI $147,708 @ 7.0% cap · market cap 12.31%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

Who owns this building? See the owner, sales and loan history
Open Analytics

Location Intelligence

Trade Area within ½ mile

1,981
Businesses Nearby

Demographics for 02122, MA

24,385
Population
10,039
Households
2.4
Avg Household Size
35
Median Age
38%
College-Educated
81%
High-School Grad
1.7 sq mi
ZIP Area
14,344
Density / Sq Mi
$82,945
Median Household Income
$53,897
Median Earnings
$2,052
Median Rent
$656,400
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Average Price Trend$/SF for Duplexes in Boston, MA

$528 Jul
$490 Aug
$500 Sep
$484 Oct

Properties on Market for Duplexes in Boston

Jul
Aug
Sep
Oct

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025

Frequently Asked Questions

What type of property is this?
Duplex - Two separate residences offer flexible layouts, with additional finished living space below grade.
Where is this duplex located?
The property is located at 15 Whitten St Boston, MA.
What is the asking price?
The asking price for this property is $1,199,900.
What are key features of this property?
This property features: 2,818‑square‑foot duplex built in 1905; Two residences; the upper unit spans two levels; 1,000‑square‑foot finished basement with bedroom, half bath, laundry, living room, and bonus room
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