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About This Home
This 5-bedroom, 6-bathroom single family at 43044 UNISON KNOLL Circle in ASHBURN, VA is listed for $2,175,000 ($255 per sqft). Built in 2004, the home offers 8,515 sqft of living space on a 0.93 acres lot.
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 facade 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.
Key Features
- Built in 2004
- 0.93 acre lot
- 3 stories
- 5 parking spaces
- Fireplace
Property Details
Amenities
Monthly Cost Estimate
$11,828/mo
20% down · 6.5% · 30 years
Estimates only. Actual payments may vary.
Location
43044 UNISON KNOLL Circle
ASHBURN, VA 20148
LOUDOUN VALLEY ESTATES
Features & Amenities
Interior Features
Property Details
Construction
Parking
Heating
Cooling
Questions & Answers
This 5-bedroom, 6-bathroom single family at 43044 UNISON KNOLL Circle is listed at $2,175,000 ($255/sqft). The estimated monthly payment is $9,621 based on 20% down at 6.5% interest.
HOA fees are $196/month.
Key features include: Built in 2004, 0.93 acre lot, 3 stories, 5 parking spaces, Fireplace. Interior Features: Bathroom - Soaking Tub, Bathroom - Stall Shower, Bathroom - Tub Shower.
This property is listed by Ann M Beck and can be reached at 7039321274 or abeck@kw.com.










































































































