The Armory – Penthouse Duplex Unit 306 in Charlestown. Once a cherished children’s book repository thoughtfully converted into 42 Georgian-style brick residence. This spacious penthouse duplex offers three bedrooms, three full bathrooms, three side-by-side garage spaces conveniently located next to the elevator. An expansive open-plan living area with gas fireplace that flows seamlessly onto a private terrace. Enjoy outdoor BBQ with unobstructed views of downtown Boston & July 4 fireworks. Thermador stainless steel kitchen appliances and white oak hardwood flooring throughout. The upper-level primary suite with 15’ ceiling features a luxurious en-suite bathroom with skylight, a large walk-in closet, and access to a second private outdoor deck. Building amenities include: BuffterflyMX smart entrance, common roof deck, fenced-in yard with outdoor lounge, fitness room, bike storage, guest parking & professional off-site management. Nearby Wholefood, CVS & restaurants. HOA fee: $1,130/mth
Sold for $1,890,000 on 09/25/25
$1,890,000
374-398 Bunker Hill St #306, Charlestown, MA 02129
3beds
1,871sqft
Condominium, Townhouse, Duplex
Built in 1907
-- sqft lot
$-- Zestimate®
$1,010/sqft
$-- Estimated rent
Owner options
What's special
Zillow last checked: 8 hours ago
Listing updated: September 25, 2025 at 11:37am
Listed by:
Alex Wong,
Coldwell Banker Realty - Boston
Bought with:
Taylor Knowles
Red Tree Real Estate
Source: MLS PIN,MLS#: 73399156
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 3
Primary bedroom
- Features: Bathroom - Full, Walk-In Closet(s), Balcony / Deck, Deck - Exterior, Recessed Lighting, Flooring - Engineered Hardwood
- Level: Second
Bedroom 2
- Features: Skylight, Closet, Recessed Lighting, Flooring - Engineered Hardwood
- Level: First
Bedroom 3
- Features: Skylight, Closet, Recessed Lighting, Flooring - Engineered Hardwood
- Level: Second
Primary bathroom
- Features: Yes
Bathroom 1
- Features: Bathroom - Full, Bathroom - Tiled With Tub & Shower, Flooring - Stone/Ceramic Tile, Recessed Lighting
- Level: First
Bathroom 2
- Features: Bathroom - Full, Bathroom - Double Vanity/Sink, Bathroom - Tiled With Shower Stall, Skylight, Recessed Lighting
- Level: Second
Bathroom 3
- Features: Bathroom - Full, Bathroom - Tiled With Tub & Shower, Flooring - Stone/Ceramic Tile, Recessed Lighting
- Level: Second
Dining room
- Features: Closet, Open Floorplan, Recessed Lighting, Flooring - Engineered Hardwood
- Level: First
Family room
- Features: Open Floorplan, Recessed Lighting, Flooring - Engineered Hardwood
- Level: First
Kitchen
- Features: Countertops - Stone/Granite/Solid, Kitchen Island, Open Floorplan, Recessed Lighting, Wine Chiller, Gas Stove, Lighting - Pendant, Flooring - Engineered Hardwood
- Level: Main,First
Living room
- Features: Closet/Cabinets - Custom Built, Balcony / Deck, Balcony - Exterior, Open Floorplan, Recessed Lighting, Flooring - Engineered Hardwood
- Level: First
Heating
- Central, Forced Air, Natural Gas, Individual, Unit Control, ENERGY STAR Qualified Equipment
Cooling
- Central Air, Heat Pump, Individual, Unit Control, ENERGY STAR Qualified Equipment
Appliances
- Laundry: Electric Dryer Hookup, First Floor, In Unit, Washer Hookup
Features
- Wired for Sound, Internet Available - Broadband
- Flooring: Tile, Hardwood, Engineered Hardwood
- Has basement: Yes
- Number of fireplaces: 1
- Fireplace features: Living Room
- Common walls with other units/homes: No One Above
Interior area
- Total structure area: 1,871
- Total interior livable area: 1,871 sqft
- Finished area above ground: 1,871
- Finished area below ground: 0
Property
Parking
- Total spaces: 3
- Parking features: Attached, Under, Garage Door Opener, Heated Garage, Deeded, Assigned
- Attached garage spaces: 3
Features
- Patio & porch: Deck, Deck - Roof + Access Rights, Patio
- Exterior features: Outdoor Gas Grill Hookup, Deck, Deck - Roof + Access Rights, Patio, Balcony, City View(s), Fenced Yard, Garden, Professional Landscaping
- Fencing: Security,Fenced
- Has view: Yes
- View description: City
Details
- Parcel number: 5010453
- Zoning: RES
- Other equipment: Intercom
Construction
Type & style
- Home type: Townhouse
- Property subtype: Condominium, Townhouse, Duplex
- Attached to another structure: Yes
Materials
- Frame, Brick, Stone
- Roof: Rubber
Condition
- Year built: 1907
- Major remodel year: 2016
Utilities & green energy
- Electric: 110 Volts, 220 Volts, Circuit Breakers
- Sewer: Public Sewer
- Water: Public
- Utilities for property: for Gas Range, for Gas Oven, for Electric Dryer, Washer Hookup, Icemaker Connection, Outdoor Gas Grill Hookup
Community & neighborhood
Security
- Security features: Intercom, TV Monitor, Security Gate, Security System
Community
- Community features: Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station, University
Location
- Region: Charlestown
HOA & financial
HOA
- HOA fee: $1,130 monthly
- Amenities included: Elevator(s), Fitness Center, Garden Area
- Services included: Water, Sewer, Insurance, Security, Maintenance Structure, Maintenance Grounds, Snow Removal, Trash, Reserve Funds