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About This Home

This 3-bedroom, 3-bathroom condo at 1701 18TH Street NW unit: 401 in WASHINGTON, DC is listed for $1,699,900 ($1,036 per sqft). Built in 1906, the home offers 1,641 sqft of living space on a N/A lot.

Agent Description

The Duncan Penthouse | Where Historic Charm Meets Modern Urban Living Experience boutique living at its best in this rare two-level, three-bedroom, three-bath penthouse at The Duncan, an exclusive nine-residence condominium steeped in architectural history.

Originally built in 1906 by Hornblower & Marshall and reimagined for contemporary living, The Duncan offers a perfect balance of timeless craftsmanship and modern sophistication. Residence 401 impresses from the moment you enter - with 15-foot vaulted ceilings, dramatic natural light from three exposures and skylights, and warm maple flooring throughout.

The spacious living area centers around a wood-burning fireplace, creating the perfect backdrop for elegant entertaining or quiet evenings at home. The chef's kitchen showcases Sub-Zero and Wolf appliances, wrap-around cabinetry, and expansive prep space, seamlessly connecting to the living and dining areas.

Two wet bars, each with a wine cooler - one on the main level and another off the private roof terrace - make entertaining effortless indoors or out. The primary suite offers a serene escape with radiant-heated bathroom floors, generous closets, and abundant natural light.

Two additional bedrooms and full baths provide flexible space for guests, work, or leisure. Enjoy panoramic city views from your private roof deck - ideal for al fresco dining or sunset cocktails. Additional amenities include secure garage parking, private storage, in-unit laundry, elevator access, and pet-friendly living.

Perfectly positioned in the heart of Dupont Circle, The Duncan Penthouse puts you steps from the Red Line Metro, acclaimed restaurants, cafes, shops, and vibrant nightlife. With a Walk Score of 98, this penthouse combines rare privacy, refined scale, and one of DC's most coveted addresses.

Key Features

  • Built in 1906
  • 2 stories
  • 1 parking spaces
  • Fireplace

Property Details

2 stories
3 full
1 space
1906

Amenities

FireplaceA/C

Monthly Cost Estimate

$10,123/mo

20% down · 6.5% · 30 years

Principal$1,229
Interest$7,366
Insurance$496
HOA$1,032

Estimates only. Actual payments may vary.

Location

1701 18TH Street NW unit: 401

WASHINGTON, DC 20009

DUPONT

Features & Amenities

Interior Features

BarBuilt-InsCeiling Fan(s)Entry Level BedroomFormal/Separate Dining RoomKitchen - GourmetPrimary Bath(s)Skylight(s)Spiral StaircaseWalk-in Closet(s)Window TreatmentsWood Floors

Property Details

Construction

Brick

Parking

Garage - Attached

Heating

Forced Air

Cooling

Central AirCeiling Fan(s)

Appliances

Built-In MicrowaveDishwasherDisposalDryerRange HoodRefrigeratorStainless Steel AppliancesWasherWaterHeater

Questions & Answers

This 3-bedroom, 3-bathroom condo at 1701 18TH Street NW unit: 401 is listed at $1,699,900 ($1,036/sqft). The estimated monthly payment is $8,398 based on 20% down at 6.5% interest.

HOA fees are $1032/month.

Key features include: Built in 1906, 2 stories, 1 parking spaces, Fireplace. Interior Features: Bar, Built-Ins, Ceiling Fan(s).

This property is listed by Christopher R Sanders and can be reached at 7034470440 or chris@chrissandersgroup.com.

CS

Christopher R Sanders

Agent at Century 21 Redwood Realty

(703) 447-0440

Listed by Century 21 Redwood Realty

MLS# DCDC2250474· Source: listhub· Updated 22 days ago

Copyright © 2026 Bright MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

1701 18TH Street NW unit: 401, WASHINGTON, DC 20009

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