Date
Details
Price
Change
Source
5/14/2026
Listed
$1,350,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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$1,350,000 Just Listed
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Join us at 21 Hosmer St on:
- Open House: 1:00 PM - 2:00 PM
Sunday 5/17 1:00 PM - 2:00 PM
21 Hosmer St,Boston, MA 0212621 Hosmer StBostonMA02126
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Property Description
A rare, fully turn-key Mattapan multi-family delivering scale, flexibility, and immediate income in a high-demand Boston market. This oversized 3-family features three expansive 3 bed/1 bath units, each with layouts that can easily function as 4-bedroom apartments maximizing rental potential. Designed for today's buyer, the property offers central air, updated electrical, hardwood floors, modern kitchens & baths, new siding, newer rubber roof, & decks throughout. The building is well-maintained with a strong in-place rent roll, creating a true plug-and-play investment or an ideal opportunity for an owner-occupant to offset their mortgage with substantial income. ***NOTE***Additional upside: the identical neighboring property at 19 Hosmer St is also available...purchase one or secure both for a scalable $240K+ gross annual rent play. Positioned near public transit, retail, and many amenities, this is a high-performing Boston multi-family with long-term appreciation and income growth!
Full Property Details
Full Property Details for 21 Hosmer St
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General
- Price: $1,350,000
- Taxes: $11,949 (2025)
- Status: Active
- Type: Multi-Family
- MLS ID: 73519103
- Updated: Today (5/14/2026)
- Added to Site: Today
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 3
Bedrooms
- Total Bedrooms: 9
Parking
- Parking Features: Off Street
Location
- County: Suffolk
Structural Information
- Basement: Yes
- Stories/Levels: 3
- Square Feet: 4,056
- Year Built: 1900
Lot Features
- Lot Size (Acres): 0.1
Financial Considerations
- Tax Amount: $11,949
- Tax Year: 2025
Disclosures and Reports
- Property ID: W:14 P:04135 S:020, 1358746
Listed by Stony Brook & Lennox Realty Advisors, Markese Daise
We Value Your Privacy
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Listing agent
— 21 Hosmer St —
Markese Daise
Stony Brook & Lennox Realty Advisors
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 21 Hosmer St
School District:Boston School District
| Name | Grades | Distance |
|---|---|---|
Young Achievers Science and Math School 20 Outlook Road, Boston, MA 02126 | PK-8 | 0.2 mi |
Pauline Agassiz Shaw Elementary School 429 Norfolk Street, Boston, MA 02124 | PK-5 | 0.2 mi |
Mildred Avenue K-8 5 Mildred Avenue, Boston, MA 02126 | K- | 0.3 mi |
Techboston Academy 9 Peacevale Road, Boston, MA 02124 | 6-12 | 0.8 mi |
Washington Irving Middle School 105 Cummins Hwy, Boston, MA 02131 | 6-8 | 1.7 mi |
Jeremiah E Burke High School 60 Washington Street, Boston, MA 02121 | 9-12 | 1.9 mi |
Boston International High School 100 Maxwell St, Boston, MA 02124 | 9-12 | 0.5 mi |
Another Course To College 612 Metropolitan Av, Boston, MA 02136 | 9-12 | 1.7 mi |
West Roxbury Academy 60 Hawthorne St, Boston, MA 02131 | 9-12 | 1.8 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 21 Hosmer St
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- Multi-Family
- Active
- Updated 3 days ago
- 3Units
- 9Total Beds
- 0.07Acres
Listed by Paige Thompson (617) 756-3920
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- Single Family
- Active
- Updated 1 day ago
- 4Beds
- 2Total Baths
- 2,088Sq. Ft.
- Condo
- Active
- Updated 16 hours ago
- 2Beds
- 2Total Baths
- 1,006Sq. Ft.
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21 Hosmer St, Boston, MA 02126 (MLS# 73519103) is a Multi-Family property with 3 units containing 9 bedrooms and 3 full bathrooms. 21 Hosmer St is currently listed for $1,350,000 and was received on May 14, 2026. Want to learn more about 21 Hosmer St? Do you have questions about finding other Multi-Family real estate for sale in Mattapan? You can browse all Mattapan real estate or contact a Coldwell Banker agent to request more information.