129 Round Swamp Road

West Hills NY 11743

6000 sq. ft.

57935 sq. ft.

Single-Family

Last sold for $2,045,000

Melissa DAngelo, last sold this property on 21 August 2026 after 126 days on market.

Overview

Welcome to This Stunning Postmodern Masterpiece in Half Hollow Hills SD. Impeccably improved and maintained by its original owner since 2001, this exceptional 5-bedroom, single-family residence offers the perfect blend of grand design, modern luxury, and total privacy. Set on a generous lot with a sweeping driveway, the home makes a statement from the moment you arrive — and delivers on every promise once inside. A commanding two-story foyer and elegant sweeping staircase set the tone, flowing into expansive formal living and dining rooms. The heart of the home is a chef's kitchen equipped with premium Sub-Zero appliances, a breakfast bar, and a casual dining area that opens seamlessly into a warm, inviting den — all overlooking a spectacular backyard retreat complete with a large patio, a fully equipped outdoor kitchen, and a sparkling in-ground pool. A versatile first-floor bedroom suite with a private bath and separate entrance offers endless flexibility — whether as a home office, nanny suite, or in-law accommodations. A dedicated pantry, laundry room, and an oversized 3-car garage round out the main level. Upstairs, the primary suite is a true sanctuary, featuring dual walk-in closets and a spacious ensuite bath. Three additional generously sized bedrooms, a large shared bath, and a bonus space provide room for everyone and everything. The fully finished basement with high ceilings effectively doubles the home's living space — ready to become a home theater, gym, playroom, or whatever suits your lifestyle. Basement is accessible by legal outside entrance. Located in the highly coveted Half Hollow Hills School District, this one-owner gem offers the privacy, space, and luxury today's discerning buyer demands.

Features

5 bedrooms

4 bathrooms

20 carspaces

3 garage spaces

6000 sq. ft. floor area

57935 sq. ft. lot size

Single-Family

Estimated Value

Based on this property and similar 5 bedroom single-family properties sold in West Hills over the last 12 months, the estimated median property value of 129 Round Swamp Road is $1.35m.

Median value

$1.35m

Estimated value range

$700k - $4.58m

Median days on market

Estimated value trend

-5%

decrease over the last 12 months

Average days on market is based on recent, comparable sales in West Hills. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.