This beautifully renovated 2 bed/2 bath penthouse at 21 Prospect St #3 offers two private outdoor spaces, including an expansive roof deck with sweeping city, Monument & harbor views, plus an additional deck off the kitchen. The sun-filled open living area features a fireplace, while the chef’s kitchen boasts custom cabinetry, marble countertops & wine fridge. A spacious primary suite includes a spa-like bath, and the 2nd bedroom offers access to a versatile loft with window seat—ideal as an office or reading nook. Custom built-in closets maximize storage, with additional private storage in the basement. High-end finishes throughout include hardwood floors, central air & in-unit laundry. Enjoy modern comforts paired with historic Charlestown charm, just steps from the Monument, shops, dining, transit & waterfront.
Property Details
Price:
$5,200
MLS #:
73442212
Status:
Active
Beds:
2
Baths:
2
Type:
Rental
Subtype:
Condominium
Neighborhood:
charlestown
Listed Date:
Oct 10, 2025
Finished Sq Ft:
1,155
Total Sq Ft:
1,155
See this Listing
Schools
Interior
Appliances
Oven, Trash Compactor, Microwave, Range, Refrigerator, Freezer, Washer, Dryer, Wine Refrigerator, Range Hood
Bathrooms
2 Full Bathrooms
Fireplaces Total
1
Laundry Features
In Unit
Exterior
Community Features
Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Highway Access, Marina, T-Station
Exterior Features
Deck, Deck – Roof
Financial
Map
Community
- Address21 Prospect St # 3 Boston MA
- CityBoston
- CountySuffolk
- Zip Code02129
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
Property Summary
- 21 Prospect St # 3 Boston MA is a Rental for sale in Boston, MA, 02129. It is listed for $5,200 To schedule a showing of MLS#73442212 at 21 Prospect St # 3 in Boston, MA, contact your Cornerstone Real Estate agent at 617-238-7400.
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Courtesy of Coldwell Banker Realty – Charlestown. 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.
21 Prospect St # 3
Boston, MA