Back to Search
1701 18th St NW #401, Washington, DC 20009
1701 18th St NW #401, Washington, DC 20009
Sold for $1,599,900
1701 18th St NW #401, Washington, DC 20009
Sold for $1,599,900

1701 18th St NW #401 Washington, DC 20009

0Views
0Saves

$1,599,900

CLOSED
Beds
3
Baths
3
Sqft
1,641
Year
1906
Close Date
Jul 2, 2026
Property Type
Residential
Sub Type
Per Square Foot
$975
Date Listed
Mar 19, 2026

Description of 1701 18th St NW #401, Washington, DC 20009

Listing details for 1701 18th St NW #401, Washington, DC 20009 : 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, cafés, 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.
Listing Updated : 10-11-2026 at 5:48 AM EDT
Listing Provided By : Christopher R Sanders, 7034470440, [email protected], Century 21 Redwood Realty

Properties displayed may be listed or sold by various participants in the MLS

Source :

Bright MLS, MLS#: DCDC2250474

What's this home worth?

National portals guess with an algorithm. We price it from actual closed sales on your street.

Your home value estimate
$1.14M – $1.89M
Exact number$2,845,000

Want an exact number? Use an Agent, not an algorithm.

Is this your home?

Claim it to unlock a private owner dashboard, track your equity, and get a free monthly value report.

Comments
What's this home worth?

National portals guess with an algorithm. We price it from actual closed sales on your street.

Your home value estimate
$1.14M – $1.89M
Exact number$2,845,000

Want an exact number? Use an Agent, not an algorithm.

Is this your home?

Claim it to unlock a private owner dashboard, track your equity, and get a free monthly value report.

Property History

DateEventPrice
7/2/2026
Sold
$1,599,900 0%
$975/sqft
Source:Bright MLS #DCDC2250474
6/5/2026
Status change
$1,599,900 0%
$975/sqft
Source:Bright MLS #DCDC2250474
6/2/2026
Price Change
$1,599,900 -3%
$975/sqft
Source:Bright MLS #DCDC2250474
3/19/2026
Listed for sale
$1,649,900 +4.8%
$1,005/sqft
Source:Bright MLS #DCDC2250474
3/16/2018
Sold
$1,575,000
$960/sqft
Source:Bright MLS #1000122390
2/7/2018
Listed for sale
—
Source:Bright MLS #1000122390

Location of 1701 18th St NW #401, Washington, DC 20009

Streetview of 1701 18th St NW #401, Washington, DC 20009

Mortgage Calculator
Listing Price
Down Payment
Interest Rate

Schools Near 1701 18th St NW #401, Washington, DC 20009

What's this home worth?

National portals guess with an algorithm. We price it from actual closed sales on your street.

Your home value estimate
$1.14M – $1.89M
Exact number$2,845,000

Want an exact number? Use an Agent, not an algorithm.

Is this your home?

Claim it to unlock a private owner dashboard, track your equity, and get a free monthly value report.

Comments

Homes Similar to 1701 18th St NW #401, Washington, DC 20009

Sold Homes Similar to 1701 18th St NW #401, Washington, DC 20009

Related Blogs

Recent Blog Post By Category

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, and is provided by BRIGHT through a licensing agreement. Listing information is from various brokers who participate in the Bright MLS IDX program and not all listings may be visible on the site. The property information being provided on or through the website is for the personal, non-commercial use of consumers and such information may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Some properties which appear for sale on the website may no longer be available because they are for instance, under contract, sold or are no longer being offered for sale. Property information displayed is deemed reliable but is not guaranteed. Copyright 2026 Bright MLS, Inc.
HomeWashingtonDupont