258-270 K street is an exceptionally rare corner lot development opportunity with multiple curb cuts in the heart of South Boston. 258-266 K street is formally the site of the beloved Joseph’s Bakery and consists of 3700 usable sf + basement on a 5368 sf lot. 268-270 K street, the adjacent building is a 3228 sf well maintained 2-family on a 6603 sf lot. Additionally, this parcel has 10 gated parking spaces, an extreme rarity in Southie! The sale of the 2 parcels would give the buyer a combined 11,971 sf lot. Located in the South Boston Neighborhood MFR zoning district, there is a wide array of allowed & conditional uses for redevelopment. With approval, highest & best use is expected to be a fully residential conversion or a mixed use retail/residential conversion. The multifamily residential subdistrict dimensional regulations including FAR, frontage, building height, etc. can be found in article 68 table D on the Boston planning and development agency website.
Property Details
Price:
$5,250,000
MLS #:
73434171
Status:
Active
Beds:
5
Baths:
3.5
Type:
Multi Family
Subtype:
2 Family – 2 Units Up/Down
Listed Date:
Sep 22, 2025
Finished Sq Ft:
3,228
Total Sq Ft:
3,228
Lot Size:
11,971 sqft / 0.27 acres (approx)
Year Built:
1950
Units:
2
See this Listing
Schools
Interior
Bathrooms
3 Full Bathrooms, 1 Half Bathroom
Fireplaces Total
1
Exterior
Parking Spots
10
Financial
Tax Year
2025
Taxes
$47,481
Map
Community
- Address258-270 K Street Boston MA
- CityBoston
- CountySuffolk
- Zip Code02127
Subdivisions in Boston
- Adams Village
- Ashmont Hill
- Ashmont Hill / Carruth Area
- Back Bay
- Bay Village
- Beacon Hill
- Bellevue Hill
- Boston
- Brighton-Oak Square
- Charlestown
- Chestnut Hill
- Chestnut Hill /Brookline line
- Chestnut Hill Park Condominium
- Clam Point Neighborhood
- Eight Streets Neighborhood
- Ellis South End Neighborhood
- Fairmount Hill
- Fields Corner
- Gas Light District
- Golf Course Neighborhood
- Harbor View
- Harborview
- Highland
- Hyde Park
- Jamaica Plain
- Lower Mills
- Melville Park
- Metropolitan Heights Area
- Metropolitan Hill
- Mission Hill – Longwood Medical
- Oak Square
- Parkway neighborhood
- Roslindale
- Roslindale – WC Bates
- roslindale village
- Roxbury’s Moreland Street Historic District
- Savin Hill: Minutes to Carson Beach/UMass Boston T-Stop
- South Boston
- Suffolk County
- Sumner Hill
- Thomas Park
- Woodbourne
Market Summary
Current real estate data for Multi Family in Boston as of Feb 07, 2026
287
Multi Family Listed
185
Avg DOM
477
Avg $ / SqFt
$2,205,281
Avg List Price
Property Summary
- 258-270 K Street Boston MA is a Multi Family for sale in Boston, MA, 02127. It is listed for $5,250,000 To schedule a showing of MLS#73434171 at 258-270 K Street in Boston, MA, contact your Cornerstone Real Estate agent at 617-238-7400.
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Courtesy of Leading Edge Real Estate. The property listing data and information set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information set forth herein.
258-270 K Street
Boston, MA