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$1,297,500
2 Beds 2 Baths
HOA
$300
SQFT
1581
21 Oak St
Boston, MA 02129
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Property Description

Prime Location Meets Contemporary Luxury! This custom-designed duplex offers nearly 1,600 sq ft of sophisticated living across two levels in a welcoming Charlestown neighborhood. The bright open-concept layout features hardwood floors throughout, windows on three sides equipped with custom remote-control shades, and a striking double-sided gas fireplace connecting the foyer to the living area.A chef’s kitchen boasts stainless appliances, granite countertops, wood cabinetry, and a breakfast bar. The spacious primary suite features dual closets and a newly remodeled spa-style bath, complemented by a generous second bedroom and guest half-bath.Additional upgrades include a new furnace and tankless water heater. Enjoy the convenience of private deeded parking, central air, in-unit laundry, and extra storage. Live steps from Whole Foods and Charlestown’s best dining, including Monument Restaurant & Prima, and Warren Tavern. With easy access to parks and transit.

Property Details

Amenities

  • Amenities: Bike Path, Highway Access, House of Worship, Marina, Medical Facility, Park, Private School, Public School, Public Transportation, Shopping, T-Station, University, Walk/Jog Trails
  • Association Fee Includes: Exterior Maintenance, Landscaping, Master Insurance, Sewer, Snow Removal, Water

Kitchen, Dining, and Appliances

  • Dishwasher - ENERGY STAR, Dryer - ENERGY STAR, Range, Refrigerator - ENERGY STAR, Wall Oven, Washer - ENERGY STAR

Bathrooms

  • Full Baths: 1
  • Half Baths 1

Bedrooms

  • Bedrooms: 2

Other Rooms

  • Total Rooms: 5

Utilities

  • Heating: Forced Air, Gas
  • Heat Zones: 1
  • Cooling: Central Air
  • Cooling Zones: 1
  • Electric Info: 110 Volts
  • Energy Features: Insulated Windows, Prog. Thermostat
  • Utility Connections: for Gas Range
  • Water: City/Town Water
  • Sewer: City/Town Sewer

Unit Features

  • Square Feet: 1581
  • Unit Building: 1
  • Unit Level: 1
  • Unit Placement: Partially Below Grade|Street
  • Floors: 2
  • Pets Allowed: Yes
  • Fireplaces: 1
  • Laundry Features: In Unit
  • Accessability Features: Unknown

Condo Complex Information

  • Condo Type: Condo
  • Complex Complete: No
  • Year Converted: 2008
  • Number of Units: 3
  • Number of Units Owner Occupied: 3
  • Owner Occupied Data Source: seller
  • Elevator: No
  • Condo Association: U
  • HOA Fee: $300
  • Fee Interval: Monthly
  • Management: Owner Association

Construction

  • Year Built: 1920
  • Style: 2/3 Family
  • Construction Type: Frame
  • Roof Material: Asphalt/Fiberglass Shingles
  • Flooring Type: Tile, Wood
  • Lead Paint: Unknown
  • Warranty: No

Garage & Parking

  • Garage Parking: Deeded
  • Parking Features: Deeded, Improved Driveway, Off-Street
  • Parking Spaces: 1

Exterior & Grounds

  • Exterior Features: Garden Area, Porch
  • Pool: No

Other Information

  • MLS ID# 73491508
  • Last Updated: 03/25/26

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Map

Seller's Representative: Lisa Sheehan, Berkshire Hathaway HomeServices Robert Paul Properties
Sub Agent Compensation: n/a
Buyer Agent Compensation: n/a
Facilitator Compensation: n/a
Compensation Based On: n/a
Sub-Agency Relationship Offered: No

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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.

MLS PIN data last updated at 2026-03-25 12:26:00

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