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510 N Street SW N134Washington, DC 20024

For Sale

$249,950

Smart Buyer Rebate - Ask

Welcome to a rarely available terrace-level luxury studio in the iconic waterfront cooperative Harbour Square.

This sun-filled residence features custom built-ins and a thoughtfully integrated Murphy bed system that maximizes both style and function. The contemporary kitchen is appointed with flowing granite countertops, sleek cabinetry, and an open layout ideal for everyday living and entertaining.

A dramatic 12-foot sliding glass wall opens to an extraordinary 420-square-foot private terrace (approximately 26’ x 16’) — one of the largest in Harbour Square — offering prized southern exposure and serene courtyard views. This expansive outdoor space provides true indoor-outdoor living rarely found in studio residences.

Interior highlights include new wood flooring, mirrored closet doors, abundant storage, and the convenience of an in-unit stacked washer and dryer.

Harbour Square’s celebrated mid-century modern architecture is complemented by sweeping rooftop water views and beautifully landscaped grounds along the Washington Channel. Residents enjoy 24-hour gatehouse service, high-speed internet, indoor pool, fitness center with floor-to-ceiling glass, EV charging stations, and access to secure garage parking (available for rent at $155/month).

Ideally located adjacent to The Wharf, one block from Waterfront Metro, and moments to the National Mall, Capitol Hill, Nationals Park, and Fort McNair, this address offers the perfect balance of vibrant city access and peaceful waterfront retreat.

The monthly cooperative fee of $1,047 includes utilities, property taxes, internet, and full access to community amenities.

Experience resort-style living in the heart of Southwest DC

Listed by Noble Davis

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License #BR200201693

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Samson Properties

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2024096326

Last updated March 15, 2026

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Source: BrightMLS #DCDC2248118

Listing Facts

  • TypeCo-op
  • NeighborhoodSouthwest Waterfront
  • Bathrooms1
  • Days on Prevu16
  • Taxes$111/year
  • Size525 sqft
  • Price per sqft$476

Amenities

  • Elevator
  • Pool - Indoor
  • Fitness Center

Location

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Listing History

02/28/2026
Listed by Samson Properties
$249,950

Property Details for 510 N Street SW N134

Association

Amenities

  • Association Amenities: Cable, Elevator, Fitness Center, Pool - Indoor
  • Pets Allowed: No Pet Restrictions

Fees

  • Association Fee 2: $1,097.79 Monthly
  • Association Fee Includes: Water, Sewer, Heat, Electricity, Air Conditioning, Cable TV, High Speed Internet, Health Club, Pool(s), Security Gate

Exterior

Construction

  • New Construction: No
  • Year Built: 1966
  • Architectural Style: Other
  • Building Name: HARBOR SQUARE COOPERATIVE
  • Construction Materials: Other
  • Entry Level: 1

Features

  • Other Structures: Above Grade
  • Waterfront: No

Financial

Taxes

  • Tax Annual Amount: $111.00
  • Tax Year: 2025

Interior

Measurements

  • Living Area: 525
  • Living Area Source: Estimated

Rooms

  • Has Basement: No
  • Bathrooms Full: 1
  • Bathrooms Total Integer: 1

Other

Features

  • Accessibility Features: Other

General

  • Senior Community: No

Location

  • Subdivision Name: HARBOUR SQUARE

Parking

Parking

  • Garage Spaces: 1
  • Garage: Yes

Utilities

Equipment

  • Cooling: Central A/C
  • Heating: Forced Air
  • Has Heating: Yes
  • Sewer: Public Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this co-op have?

There is bedrooms and 1 bathroom in this co-op at 510 N Street SW N134.

Does this co-op have parking?

Yes, there is 1 parking space available for 510 N Street SW N134.

What are the annual taxes for 510 N Street SW N134?

Annual taxes for this co-op are estimated at $111.

How does 510 N Street SW N134 compare to other co-ops in Southwest Waterfront?

This co-op is listed 32% below the average price for co-ops in Southwest Waterfront and has been on the market for 80 less days than the typical home in this area.

What building or home owners association is the co-op part of?

This co-op is in the HARBOR SQUARE COOPERATIVE building.

What is the square footage on this co-op?

According to the MLS, this listing is 525 sqft.

510 N Street SW N134 is a -bedroom, 1-bath co-op for sale in WASHINGTON DC 20024. Listed on Prevu for 16 days at $249,950. This residence features 525 square feet of living space, located in Southwest Waterfront. The median listing price for co-ops in this area is $427,000. The home offers elevator, fitness center, and pool - indoor. View other co-op listings in Washington.

The data relating to real estate for sale on this website appears in part through the BRIGHT Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms in which participates, and is provided by BRIGHT through a licensing agreement. The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Copyright BRIGHT, All Rights Reserved.

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.