301 Old Mill Road, Smithtown, New York 11780
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$2,499,000 USD

Home for Sale, 301 Old Mill Road, Smithtown, New York 11780

  • MLS#1019623
  • 6
  • 8
  • 562 m² (6,050 ft²)

Listed By Keller Williams Realty Elite

The Home for Sale located at 301 Old Mill Road, Smithtown, New York 11780 is currently for sale. 301 Old Mill Road, Smithtown, New York 11780 is listed for $2,499,000. This property has 6 bedrooms, 8 bathrooms.

Date Updated : Aug 19, 2026
Gregory Masaitis
Keller Williams Realty Elite

Property features

Property

  • Property size: 562 m² (6,050 ft²)
  • Features: GarageBasementPull Down Stairs To AtticFireplace

Lot/Land

  • Land/Lot size: 4,735 m² (50,965 ft²)

Construction

  • Year built: 2026
  • Style: ColonialMulti-Level
  • Construction: Stone
  • Basement and foundation: Unfinished

Parking/Garage

  • Garage description: Private

Bedrooms

  • Bedrooms: 6

Bathrooms

  • Total bathrooms: 8
  • Full bathrooms: 4

Heating and Cooling

  • Heating System: Forced Air
  • Cooling System: Central AC

Utilities

  • Other utilities: Cesspool/Septic Tank

Description

Welcome to 301 Old Mill Road, a masterfully crafted custom-built new construction nestled on a private lot backing directly to protected preserve land, offering exceptional privacy in the heart of Saint James. Designed with extraordinary attention to detail, this exceptional 6-bedroom, 4-bath residence blends timeless architecture with refined modern luxury, showcasing soaring ceilings, elegant living spaces, thoughtfully curated finishes, distinctive copper roof accents, and impeccable craftsmanship throughout. Additional highlights include a gourmet chef’s kitchen and an expansive lower level with 9-foot ceilings and egress, offering endless possibilities. Every detail reflects quality, comfort, and thoughtful design, creating a truly one-of-a-kind home that must be experienced in person. Available color upgrade through builder.

Location

301 Old Mill Road, Smithtown, New York 11780

301 Old Mill Road, Smithtown, New York 11780