New Listing - 05/12/2026
3 Heidi Lane, Mt. Sinai, (Mount Sinai), NY, 11766
11 rooms
4 beds
3 Full / 1 Half baths
2001
Colonial, Raised Ranch
3,992 sqft
Tucked away at the end of a quiet cul-de-sac in the highly sought-after Mount Sinai School District, this exceptional Colonial offers privacy, space, and versatility on just under an acre bordering protected state-owned forest land. With no future development permitted beside the property, the setting provides a rare sense of seclusion and direct access to an expansive natural backdrop that extends far beyond the lot lines. Perched atop a hill, the property also enjoys scenic views stretching toward the Long Island Sound. Inside, this spacious 4-bedroom, 3.5-bath residence features an open and inviting layout designed for both everyday living and entertaining. The main level includes a huge living room filled with natural light, an eat-in kitchen with new refrigerator, dishwasher, and microwave, a formal dining room, and a library offering the perfect setting for a home office or reading retreat. The desirable first-floor primary suite includes a spa-like bathroom with a Jacuzzi tub, creating a comfortable and private sanctuary. A separate guest wing with its own entrance provides incredible flexibility for extended guests, creative workspace needs, or possible mother-daughter living with proper permits. Additional updates include select new cabinetry in the secondary kitchen area. The expansive unfinished basement features high ceilings and offers endless potential for future living space, including a recreation room, gym, dance studio, playroom, or media area. Outside, enjoy the peaceful surroundings, wooded privacy, and ample outdoor space ideal for entertaining, relaxing, or simply enjoying nature. Complete with a two-car garage and an unbeatable location near parks, beaches, shopping, dining, and major roadways, 3 Heidi Lane presents a rare opportunity to own a truly private retreat in Mount Sinai.
Status:
Active
Town:
Mt. Sinai
Type:
Single-family residential
Laundry Remarks:
Electric Dryer Hookup, Gas Dryer Hookup, In Basement, Inside, Laundry Room, Multiple Locations, Other
Garage:
2-car
Heating:
Natural Gas
Cooling:
Central Air, Ductwork
Basement:
Full
Parking:
Driveway, Garage, Garage Door Opener
Acreage:
0.93
Est. Taxes:
$23,931
Assessment
$5,600
Construction
Vinyl Siding
Utilities
Cable Connected, Electricity Connected, Natural Gas Connected, Phone Available, Trash Collection Public, Water Connected
View Description:
Neighborhood, Panoramic, Skyline, Trees/Woods, Water
Elementary School:
Mt Sinai Elementary School
Middle School:
Mt Sinai Middle School
High School:
ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL
School District:
Mount Sinai
Days on Market:
5
Appliances:
Convection Oven, Cooktop, Dishwasher, Disposal, Dryer, Electric Oven, Electric Water Heater, ENERGY STAR Qualified Appliances, Exhaust Fan, Gas Cooktop, Gas Oven, Oven, Range, Refrigerator, Stainless Steel Appliance(s), Washer, Gas Water Heater, Wine Refrigerator
MLS #:
997676
Community Info
School Info
Walk Score
Mass Transit
Yelp
Similar Properties
New or Coming Soon Properties
Listing courtesy of Redfin Real Estate 631-337-8238