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644 Massachusetts Avenue NE 400Washington, DC 20002

For Sale

$389,000

Smart Buyer Rebate $3,890

Start your mornings with sweeping, iconic views—this bright and charming one-bedroom offers stunning sightlines of the United States Supreme Court, United States Capitol, and Library of Congress. Perfectly positioned in the heart of Capitol Hill, just blocks from Lincoln Park, Stanton Park, Eastern Market, and Union Station, the location boasts a Walk Score of 91—so you can truly leave the car behind.

Inside, Unit 400 pairs those incredible views with thoughtful updates, including a renovated kitchen, wood floors, central air, and generously sized living spaces filled with natural light. A separate storage unit and shared rooftop deck complete the offering. A special place to call home.

Listed by Jacquelyn S Sink

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License #SP98373057

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Compass

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2023525793

Last updated April 29, 2026

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Source: BrightMLS #DCDC2252590

Listing Facts

  • TypeCondo
  • NeighborhoodStanton Park
  • Bedrooms1
  • Bathrooms1
  • Days on Prevu7
  • HOA/Maint. Fees$584.12/month
  • Taxes$3,023/year
  • Size569 sqft
  • Price per sqft$684

Amenities

  • Dishwasher

Location

Mortgage Calculator

Listing History

04/23/2026
Listed by Compass
$389,000

Property Details for 644 Massachusetts Avenue NE 400

Association

Amenities

  • Pets Allowed: Cats OK,Dogs OK,Number Limit

Fees

  • Association Fee 2: $584.12 Monthly
  • Association Fee Includes: Air Conditioning, Electricity, Gas, Heat, Management, Reserve Funds, Sewer, Water

Exterior

Construction

  • New Construction: No
  • Property Condition: Good
  • Year Built: 1924
  • Architectural Style: Art Deco
  • Building Name: Old City 1
  • Construction Materials: Brick
  • Entry Level: 4

Features

  • Other Structures: Above Grade, Below Grade
  • Waterfront: No

Financial

Taxes

  • Tax Annual Amount: $3,023.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Built-In Microwave, Dishwasher, Disposal, Oven/Range - Gas, Refrigerator
  • Fireplace: No
  • Spa: No

Measurements

  • Living Area: 569
  • Living Area Source: Assessor

Rooms

  • Has Basement: No
  • Bathrooms Full: 1
  • Bathrooms Total Integer: 1
  • Bedrooms Total: 1
  • Main Level Bedrooms: 1

Other

Features

  • Accessibility Features: Elevator

General

  • Senior Community: No

Location

  • Subdivision Name: CAPITOL HILL
  • Tax Lot: 2027

Parking

Parking

  • Garage: No

Utilities

Equipment

  • Cooling: Other, Central A/C
  • Heating: Central
  • Has Heating: Yes
  • Sewer: Public Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this condo have?

There is 1 bedroom and 1 bathroom in this condo at 644 Massachusetts Avenue NE 400.

What are the annual taxes for 644 Massachusetts Avenue NE 400?

Annual taxes for this condo are estimated at $3,023.

How does 644 Massachusetts Avenue NE 400 compare to other condos in Stanton Park?

This condo is listed 30% below the average price for condos in Stanton Park and has been on the market for 64 less days than the typical home in this area.

What building or home owners association is the condo part of?

This condo is in the Old City 1 building.

What is the square footage on this condo?

According to the MLS, this listing is 569 sqft.

644 Massachusetts Avenue NE 400 is a 1-bedroom, 1-bath condo for sale in WASHINGTON DC 20002. On Prevu for 7 days at $389,000. This property features 569 square feet of living space, located in Stanton Park. The median listing price for condos in this area is $774,948. The home offers dishwasher. View other condo listings in Washington.

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Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.