$6,550,000

142 Round Swamp Rd Huntington, NY 11743

Estimated payment $38,802/month

Total Views 5,658
6 Beds
6 Baths
8,100 Sq Ft
$809 Price per Sq Ft

Highlights

  • Pool House
  • View of Trees or Woods
  • Colonial Architecture
  • Sunquam Elementary School Rated A
  • 2.31 Acre Lot
  • Fireplace in Bedroom

About This Home

Set atop one of the highest points on Long Island along the Nassau County border, this private all brick estate offers a rare combination of serenity, grandeur, and craftsmanship. Custom built in 2004 with every amenity and detail in mind, this residence showcases timeless design and exceptional quality throughout its 8,100 square feet of living space. Enter through striking iron double doors to a gracious entry foyer and sweeping bridal staircase. The home features 6 bedrooms and 4.5 bathrooms,. The stunning chef’s kitchen boasts custom white wood cabinetry, Quartzite countertops, a spacious center island, breakfast area, and a convenient butler’s pantry. Enjoy multiple large principal rooms including an elegant formal dining room, formal living room with coffered ceilings and built-ins, warm family room, unbelievable moldings and millwork throughout and a rich mahogany library—all enhanced by five fireplaces that bring warmth and character to every space. Beautiful wide plank, white oak wood radiant flooring throughout main floor, magnificent primary suite offers a true retreat with beautiful walk-in closets, a luxurious marble bathroom and an adjoining exercise room. Additional bedrooms are generously sized, and the second-floor laundry room provides convenience. The recently renovated lower level features radiant-heat floors, high ceilings, and an abundance of recreational and living space—perfect for extended family or entertaining. Outdoors, enjoy the heated Gunite pool and spa, pool house with bar, and classic bluestone patio overlooking breathtaking views of the 2.3 acre property. Take in the scenery from the balcony or, for the adventurous, ascend to the unique widow’s walk perched high above the estate. Additional amenities include a three-car garage, whole-house generator, Crestron system, gated entry, a 60-foot winding driveway and belongs to the desirable Half Hollow Hills School District. This exceptional home is truly one of a kind—timeless, sophisticated, and built for the most discerning buyer.

Listing Agent

Kim Filardi

Signature Premier Properties Brokerage Phone: 631-673-3900 License #40FI1039029 Listed on: 10/29/2025

Signature Premier Properties

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $51,771

Year Built

  • Built in 2004

Lot Details

  • 2.31 Acre Lot
  • Fenced
  • Landscaped
  • Private Lot
  • Front and Back Yard Sprinklers
  • Hilly Lot
  • Back Yard

Parking

  • 3 Car Attached Garage
  • Garage Door Opener
  • Driveway

Property Views

  • Woods
  • Park or Greenbelt

Home Design

  • Colonial Architecture
  • Brick Exterior Construction

Interior Spaces

  • 8,100 Sq Ft Home
  • Central Vacuum
  • Whole House Entertainment System
  • Indoor Speakers
  • Sound System
  • Crown Molding
  • Cathedral Ceiling
  • Chandelier
  • 4 Fireplaces
  • Wood Burning Fireplace
  • Gas Fireplace
  • Entrance Foyer
  • Family Room
  • Formal Dining Room
  • Storage

Kitchen

  • Breakfast Area or Nook
  • Eat-In Kitchen
  • Breakfast Bar
  • Oven
  • Gas Cooktop
  • Microwave
  • Freezer
  • Dishwasher
  • Wine Refrigerator
  • Kitchen Island
  • Marble Countertops

Flooring

  • Wood
  • Tile

Bedrooms and Bathrooms

  • 6 Bedrooms
  • Main Floor Bedroom
  • Fireplace in Bedroom
  • En-Suite Primary Bedroom
  • Walk-In Closet
  • Double Vanity
  • Soaking Tub

Laundry

  • Laundry Room
  • Dryer
  • Washer

Finished Basement

  • Basement Fills Entire Space Under The House
  • Fireplace in Basement
  • Basement Storage

Home Security

  • Home Security System
  • Security Gate

Pool

  • Pool House
  • In Ground Pool

Outdoor Features

  • Balcony
  • Patio
  • Private Mailbox
  • Porch

Location

  • Borders State Land

Schools

  • Sunquam Elementary School
  • West Hollow Middle School
  • Half Hollow Hills High School East

Utilities

  • Central Air
  • Heat Pump System
  • Heating System Uses Natural Gas
  • Natural Gas Connected
  • Cesspool

Listing and Financial Details

  • Assessor Parcel Number 0400-227-00-02-00-009-003

Home Details

Home Type

Single Family

Est. Annual Taxes

$51,771

Year Built

Built in 2004

Lot Details

0

Parking

3

Listing Details

  • Property Type: Residential
  • Architectural Style: Colonial
  • Property SubType: Single Family Residence
  • Property Condition: Actual
  • Year Built: 2004
  • Attribution Contact: 631-673-3900
  • Carport Y N: No
  • CurrentPrice: 6550000.00
  • MlsMajorChangeType: New Listing
  • CurrentPrice_By_LivingArea: 808.64198
  • ListPrice_By_LivingArea: 808.64198
  • ListPrice_By_OriginalListPrice: 1.00000
  • ListPrice_By_LotSizeAcres: 2835497.8355
  • LivingAreaSearchSqFt: 8100.00
  • Special Features: None
  • Property Sub Type: Detached

Interior Features

  • Appliances: Dishwasher, Dryer, ENERGY STAR Qualified Appliances, Freezer, Gas Cooktop, Microwave, Oven, Refrigerator, Washer, Wine Refrigerator
  • Interior Amenities: First Floor Bedroom, Breakfast Bar, Cathedral Ceiling(s), Central Vacuum, Chandelier, Crown Molding, Double Vanity, Eat-in Kitchen, Entrance Foyer, Formal Dining, High Ceilings, Kitchen Island, Marble Counters, Pantry, Primary Bathroom, Soaking Tub, Sound System, Speakers, Storage, Walk-In Closet(s), Whole House Entertainment System
  • Fireplaces: 4
  • Flooring: Hardwood, Tile
  • Fireplace Features: Basement, Bedroom, Family Room, Gas, Wood Burning
  • Full Bathrooms: 4
  • Half Bathrooms: 2
  • Basement: Bilco Door(s), Finished, Full, Storage Space
  • Total Bedrooms: 6
  • Fireplace: Yes
  • Living Area: 8100
  • Basement YN: Yes

Exterior Features

  • Other Structures: Pool House
  • Construction Materials: Brick
  • Fencing: Fenced
  • Pool Features: In Ground
  • Pool Private: Yes
  • View: Park/Greenbelt, Trees/Woods
  • Exterior Features: Balcony, Mailbox
  • Patio and Porch Features: Patio, Porch
  • Waterfront: No

Garage/Parking

  • Garage Spaces: 3
  • Garage: Yes
  • Parking Description: Attached, Driveway, Garage, Garage Door Opener, Private

Utilities

  • Cooling: Central Air
  • Heating: Heat Pump, Natural Gas
  • Security: Security Gate, Security System, Video Cameras
  • Sewer: Cesspool
  • Utilities: Electricity Connected, Natural Gas Connected, Trash Collection Public, Water Connected
  • Water Source: Public

Condo/Co-op/Association

  • Senior Community: No
  • Association: No

Schools

  • Middle School: West Hollow Middle School

Lot Info

  • Horses: No
  • Lot Size Acres: 2.31
  • Lot Size Sq Ft: 100624
  • Lot Features: Back Yard, Borders State Land, Hilly, Landscaped, Private, Sprinklers In Front, Sprinklers In Rear
  • Parcel Number: 0400-227-00-02-00-009-003
  • Property Attached: No
  • Additional Parcels: No

Rental Info

  • Lease Considered: No

Tax Info

  • Tax Annual Amount: 51770.86
  • Tax Year: 2025

MLS Schools

  • Elementary School: Sunquam Elementary School
  • High School: Half Hollow Hills High School East
  • Middle School District: Half Hollow Hills

Map

Range of Values:

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Value Increase
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Percent Increase
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Adjusted for Inflation
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2024 $48,433 $13,600 $2,010 $11,590
2023 $24,217 $13,600 $2,010 $11,590
2022 $47,076 $13,600 $2,010 $11,590
2021 $46,181 $13,600 $2,010 $11,590
2020 $47,028 $13,600 $2,010 $11,590
2019 $92,724 $0 $0 $0
2018 $44,605 $14,000 $2,010 $11,990
2017 $44,605 $14,000 $2,010 $11,990
2016 $43,747 $14,000 $2,010 $11,990
2015 -- $14,800 $2,010 $12,790
2014 -- $15,800 $2,010 $13,790
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft Prior Sale
10/29/2025 10/29/25 For Sale $6,550,000 +89.9% $809 / Sq Ft
02/18/2021 02/18/21 Sold $3,450,000 -1.3% $426 / Sq Ft View Prior Sale
12/01/2020 12/01/20 Pending -- -- --
09/26/2020 09/26/20 Price Changed $3,495,000 -5.4% $431 / Sq Ft
06/30/2020 06/30/20 For Sale $3,695,000 -- $456 / Sq Ft
Source: OneKey® MLS

Purchase History

Date Type Sale Price Title Company
Deed -- None Available
Deed -- None Available
Bargain Sale Deed -- --
Bargain Sale Deed -- --
Bargain Sale Deed -- --
Bargain Sale Deed -- --
Bargain Sale Deed $490,000 First American Title Ins Co
Bargain Sale Deed $490,000 First American Title Ins Co
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Open $2,760,000 Adjustable Rate Mortgage/ARM
Closed $2,760,000 Adjustable Rate Mortgage/ARM
Source: Public Records

Source: OneKey® MLS

MLS Number: 896248

OneKey® MLS

APN: 0400-227-00-02-00-009-003