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400 MASSACHUSETTS AVENUE NW #505 photograph
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For sale

$425,000

400 MASSACHUSETTS AVENUE NW #505

Washington, DC 20001

1 Bed · 1 Bath · 780 SF · Garage, Assigned, Underground, Community Structure

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The condo

Unit-level detail as reported in the listing record.

Year built
2004
Ownership style
Condominium
Garage
Underground
Garage spaces
1
Parking spaces
1
Flooring
Wood
Heating
Electric, Heat Pump
Cooling
Central Air, Electric
Furnished
Unfurnished
Appliances & features
Electric Range, Electric Oven, Cooktop, Washer, Dishwasher, Disposal, Dryer, Ice Maker, Refrigerator, Stainless Steel Appliance(s), Microwave
Water
Public
Sewer
Public Sewer
Construction
Brick Veneer, Brick

MLS reported

1-bedroom condo with 1 bath, 780 sq ft and garage, assigned, underground, community structure.

What it costs

Estimated total monthly condo cost, including the association fee, taxes, insurance and mortgage assumptions you choose.

Estimated Monthly Condo Cost
$3,029/mo
Mortgage (principal & interest)
$2,149
Property taxes
$241
Insurance
Not supplied
Monthly condominium fee
$639/mo equivalent

insurance is not supplied for this condo, so it is not included above.

Based on 20% down · 30-year loan · 6.5% assumed rate (not a quote — enter your own below)

Living here

Parking, pets, utilities and amenities exactly as the listing record reports them.

Parking
Garage, Assigned, Underground, Community Structure
MLS reported
Pets
Cats OK, Dogs OK, Number Limit, Yes
MLS listing reported — confirm with the association
Association / project
400 MASSACHUSETTS AVENUE NW
MLS reported
What the fee includes
Water included · MLS reported
MLS reported
Utilities
Public · Public Sewer
MLS reported

Amenities

  • Party Room
  • Elevator(s)
  • Fitness Center
  • Elevator
  • Swimming pool — Community

MLS reported

The building

What you are buying into at the building level.

400 MASSACHUSETTS AVENUE NW

HSM does not yet hold verified building intelligence for this address.

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The association

Project and association detail HSM can attribute to the listing record. Anything unverified is stated as such rather than assumed.

Condominium / project name
400 MASSACHUSETTS AVENUE NW
MLS reported
Parking
Garage, Assigned, Underground, Community Structure
MLS reported
Recurring fee covers
Water included · MLS reported
MLS reported

Ownership considerations

What owning this condo involves — ongoing costs, association rules and building policies. Where HSM does not have verified information, that is stated rather than assumed.

Known

Monthly condominium fee
$639/mo
What the fee includes
Water
Parking
Garage, Assigned, Underground, Community Structure

Needs verification

Special assessments
Not supplied
Association reserves
Not supplied
Pet policy
Not supplied
Rental / leasing policy
Not supplied

The neighborhood

Washington, DC

Smart Condo Living

What living here is actually like

Transit

Rail, Metro and bus access.

Bus service within 0.5 mi · 13 nearby routes · Transit data: Transitland · Visit fairfaxconnector.com for more information.
Dining

Restaurants and cafés nearby.

Not yet independently sourced.
Walkability

Everyday destinations on foot.

Not yet independently sourced.
Amenities

Building and community amenities.

Party Room, Elevator(s), Fitness Center, Elevator · MLS reported
Convenience

Groceries, services and daily needs.

Not yet independently sourced.

Each factor is shown with its source. Unsourced factors are marked, never estimated. Transit distances are straight-line estimates.

Similar condos

3 comparable condos selected using property, cost, building and location factors.

Why this condo stands out

  • Lower condo fee than comparable condos

    $639/mo vs $793/mo average

  • Lower price than comparable condos

    $425,000 vs $553,250 average

Ask HSM about this condo

Ask questions about this condo using information HSM has for the property, building, neighborhood and authorized documents.

Ask HSM answers from HSM's verified records for this condo and says so when something is not yet known. It does not give legal, structural, insurance or lending determinations, and conversational AI answering beyond HSM's recorded facts is not enabled. To reach a person, use Ask a question, request information or request a tour.

Listing description

Spacious and well-appointed, this oversized 780-square-foot one-bedroom, one-bath condo at 400 Massachusetts Avenue offers an exceptional combination of space, functionality, and convenience, with deeded garage parking. The home features a rare, generously sized kitchen with abundant cabinetry, stainless-steel appliances, quartz countertops, and an eat-in breakfast bar. The kitchen opens to a dedicated dining area with room for a full-sized table and a living room, creating a comfortable layout for both everyday living and entertaining. The spacious bedroom features southern exposure, direct access to the dual-entry bathroom, and an expansive closet outfitted with an Elfa organization system. Engineered hardwood flooring, fresh designer paint, and contemporary lighting provide a polished, cohesive finish throughout the home. Additional features include a new in-unit washer and dryer, laundry storage, and a Nest thermostat. Residents of 400 Massachusetts Avenue enjoy a full suite of amenities, including a rooftop deck with sweeping Washington views, swimming pool, grilling and entertaining areas, fitness center, resident lounge with billiards, business center, and 24-hour concierge. The building also offers on-site management and a pet-friendly community. Located in the heart of Mount Vernon Triangle, the property is surrounded by restaurants, entertainment, and major destinations throughout the city. Popular eateries like Tatte, Love Makoto, and L’Ardente are close by, and Chinatown and Capital One Arena are just a short walk away. Capitol Hill and Georgetown University Law Center are also within easy reach, and two Metro stations are less than 10 minutes away on foot, as well as easy access to I-395 for travel in and out of the city. With a Walk Score of 98 and Transit Score of 100, this home offers convenient access to the best of downtown Washington while providing the space and amenities of a world-class condominium.

Attribution. Fairfax Realty Select · — · Updated 2026-09-28

Property information is deemed reliable but not guaranteed. Independently verify all details. Display does not create a brokerage relationship.

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