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  • 377 Old Winchester Rd. Boyce VA 22620

43044 Unison Knoll Circle, ASHBURN, VA 20148 (MLS # VALO2118914)

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Realtor Matthew Wahlstrom
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PRICE $2,175,000 dsIDX morgage calculator
BEDS 5
BATHS 6
HOME SIZE 8,515 sqft
LOT SIZE 40,511 sqft
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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.

DAYS ON MARKET 1 LAST UPDATED 4/25/2026
TRACT LOUDOUN VALLEY ESTATES YEAR BUILT 2004
GARAGE SPACES 3.0 COUNTY LOUDOUN
STATUS Conditional PROPERTY TYPE(S) Single Family

SCHOOLS
School District LOUDOUN COUNTY PUBLIC SCHOOLS
Elementary School LEGACY
Jr. High School STONE HILL
High School ROCK RIDGE


ADDITIONAL DETAILS
AIR Ceiling Fan(s), Central Air, Electric, Zoned
AIR CONDITIONING Yes
AMENITIES Snow Removal, Trash
APPLIANCES Gas Water Heater
BASEMENT Finished, Interior Entry, Walk-Out Access, Yes
FIREPLACE Yes
GARAGE Yes
HEAT Forced Air, Natural Gas, Zoned
HOA DUES 196|Monthly
INTERIOR Bar, Ceiling Fan(s), Crown Molding, Kitchen Island, Recessed Lighting, Soaking Tub, Vaulted Ceiling(s), Walk-in Closet(s)
LOT 0.93 acre(s)
LOT DESCRIPTION Back Yard, Cleared, Front Yard, Level
PARKING Garage Door Opener, Electric Vehicle Charging Station(s), Garage, Driveway, Inside Entrance, Attached
POOL DESCRIPTION Community
SEWER Public Sewer
STORIES 3+
STYLE Colonial
SUBDIVISION LOUDOUN VALLEY ESTATES
TAXES 14368
UTILITIES Underground Utilities
WATER Public
MORTGAGE CALCULATOR
   

TOTAL MONTHLY PAYMENT

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CONTACT US ABOUT 43044 UNISON KNOLL CIRCLE
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Listing provided by Keller Williams Realty
The multiple listing data appearing on this website, or contained in reports produced therefrom, comes in part from Metropolitan Regional Information Systems ("MRIS"). The information provided is for the viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All real estate listings include detailed information about them that includes the name of the listing brokers and therefore may reference real estate listing(s) held by a brokerage other than the broker and/or agent who owns this web site.

All listing data, including, but not limited to, square footage and lot size is believed to be accurate, but the listing agent, listing broker and respective Multiple Listing Services and their affiliates do not warrant or guarantee such accuracy. Therefore, all data should be personally verified through personal inspection by and/or with the appropriate professionals. Listing data last updated 4/26/26 6:23 AM PDT.

The listing information on this web site is from various brokers who participate in IDX.

Copyright 2026 MRIS. All rights reserved.

This IDX solution is (c) Diverse Solutions 2026.

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MJ HOME SALES – Better Service. Better Real Estate

Pearson Smith Realty  |  43777 Central Station Drive, #Suite 390, Ashburn, VA 20147
Mobile: 703-863-7357   |   Office: 703-967-1096 |   Fax: 571-386-1081   |   www.mjhomesalesva.com

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  • 377 Old Winchester Rd. Boyce VA 22620
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