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43044 Unison Knoll Cir, Ashburn, VA 20148
43044 Unison Knoll Cir, Ashburn, VA 20148 3D Tour
43044 Unison Knoll Cir, Ashburn, VA 20148 Explore 3D Tour
43044 Unison Knoll Cir, Ashburn, VA 20148
43044 Unison Knoll Cir, Ashburn, VA 20148
43044 Unison Knoll Cir, Ashburn, VA 20148
43044 Unison Knoll Cir, Ashburn, VA 20148

43044 Unison Knoll Cir Ashburn, VA 20148

$2,175,000

COMING SOON
Beds
5
Baths
6
Sqft
8,515
Acres
0.93
Year
2004
Days on Site
1
Property Type
Residential
Sub Type
Per Square Foot
$255
Date Listed
Mar 26, 2026

Description of 43044 Unison Knoll Cir, Ashburn, VA 20148

Listing details for 43044 Unison Knoll Cir, Ashburn, VA 20148 : Set on a lush .93-acre homesite, this extraordinary 8,500+ sq. ft. Toll Brothers Henley Federal residence is a masterclass in scale, elegance, and modern refinement. A stately brick façade and beveled glass entry open to a breathtaking two-story foyer, where twin sweeping staircases establish a sense of timeless grandeur. Every space has been thoughtfully curated—from the formal entertaining rooms with intricate millwork to the sunlit atrium retreat. At the heart of the home, the designer kitchen redefines luxury living, blending quartz surfaces, custom soft-close cabinetry, and a statement island built for gathering. The adjoining sunroom and expansive deck create a seamless indoor-outdoor experience. The soaring two-story great room, anchored by a dramatic brick fireplace, offers both comfort and architectural impact, while a private library provides a quiet space for work or reflection. Upstairs, the primary suite is a sanctuary unto itself—complete with a sitting room, an extraordinary 26-foot dressing room, and a spa-caliber bath crafted in porcelain and quartz. Each additional bedroom is a private suite, offering elevated comfort for family and guests alike. The lower-level transforms into a full-scale entertainment destination, with a rec room, brick, gas fireplace, home theater, bar, finished storage/gym space, 2nd office, and 5th bedroom, full bath and additional guest accommodations. Outdoors, the estate continues to impress with a fully fenced yard, mature fruit trees, professional landscaping, a 7-zone irrigation system and multiple spaces for gathering and relaxation. With a 3-car garage, EV charging, smart home features, and a premier location near top-tier shopping, dining, and commuter routes, this home delivers an exceptional lifestyle at every turn.
Listing Updated : 03-26-2026 at 4:18 PM EDT
Listing Provided By : Ann M Beck, 7039321274, [email protected], Keller Williams Realty
Source :

Bright MLS, MLS#: VALO2118914

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This beautiful 5 beds 6 baths home is located at 43044 Unison Knoll Cir, Ashburn, VA 20148 and is listed for sale at $2,175,000.00. This home was built in 2004, contains 8515 square feet of living space, and sits on a 0.93 acre lot. This residential home is priced at $255.43 per square foot.

If you'd like to request a tour or more information on 43044 Unison Knoll Cir, Ashburn, VA 20148, please call us at (202) 441-2348 so that we can assist you in your real estate search. To find homes like 43044 Unison Knoll Cir, Ashburn, VA 20148, you can search homes for sale in Ashburn , or visit the neighborhood of Loudoun Valley Estates , or by 20148 . We are here to help when you're ready to contact us!

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Data last updated: February 5, 2026 6:11 AM UTC

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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.
Some properties that appear for sale on this website may no longer be available because they are under contract, have Been Sold, or are no longer being offered for sale.  Some real estate firms do not participate in IDX, and their listings do not appear on this website. Some properties listed with participating firms do not appear on this website at the seller's request.