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$1,199,999 Just Listed

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 3 Full Baths
  • 1 Partial Bath
  • 3,153 Sq. Ft.
  • 3 Car Garage
  • Updated 15 hours ago

Next open house:

Open House: 12:00 PM - 2:00 PM

Saturday 8/29 12:00 PM - 2:00 PM

55 Casey Lane,Mount Sinai, NY 11766

55 Casey LaneMount SinaiNY11766

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Join us at 55 Casey Lane on:

  • Open House: 12:00 PM - 2:00 PM

    Sunday 8/30 12:00 PM - 2:00 PM

    55 Casey Lane,Mount Sinai, NY 11766
    55 Casey LaneMount SinaiNY11766
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Welcome to this beautiful 4 bedroom, 3 and a half bath home in Mount Sinai! This property features beautifully landscaped grounds, 3 car garage, an in-ground saltwater pool and a spacious masonry with a wood-burning fireplace and outdoor kitchen, creating the perfect setting for entertaining and relaxing.

Full Property Details for 55 Casey Ln

General

  • Price: $1,199,999
  • Taxes: $22,406
  • Status: Active
  • Type: Single Family
  • Source: Long_Island
  • MLS ID: 1039519
  • Updated: 8/27/2026
  • Added to Site: Today

Interior

  • Number of Rooms: 10
  • Interior Features: Breakfast Bar, Crown Molding, Formal Dining, Kitchen Island, Marble Counters, Sound System, Walk-In Closet(s), Wet Bar
  • Fireplace: Yes
  • Fireplace(s): Masonry, Wood Burning, Wood Burning Stove
  • Appliances: Dishwasher, Gas Cooktop, Gas Oven, Microwave, Refrigerator, Gas Water Heater
  • Laundry Facilities: Yes
  • Flooring: Hardwood

Rooms

Bathrooms

  • Total Bathrooms: 4
  • Full Bathrooms: 3
  • Half Bathrooms: 1

Bedrooms

  • Total Bedrooms: 4

Other Rooms

  • Laundry: Laundry Room, Other

Additional Information

  • Pool: Yes
  • Private Pool: Yes
  • Pool Description: In-Ground, Salt Water
  • Security/Safety: Fire Alarm, Security System, Smoke Detector(s), Video Cameras

Parking

  • Garage: Yes
  • Garage Spaces: 3
  • Parking Features: Driveway, Garage

Location

  • County: Suffolk County

School Information

  • High School District: Mount Sinai
  • Elementary School: Mt Sinai Elementary School
  • Middle School: Mt Sinai Middle School
  • High School: ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL

Heating & Cooling

  • Central air: Yes
  • Cooling Type: Central Air
  • Heating Type: Forced Air, Radiant Floor

Utilities

  • Sewer: Cesspool
  • Water: Public
  • Utility Description: Water Connected

Structural Information

  • Architectural Style: Ranch
  • Detached/Attached: Detached
  • Construction: Frame, Vinyl Siding
  • Basement: Yes
  • Basement Desc.: Finished
  • Windows: Bay Window(s), Blinds, Double Pane Windows
  • Building Size: 3153
  • Square Feet: 3,153
  • Sq. Ft. Source: Public Records
  • Year Built: 2003

Additional Structures

  • Other Structures: Outdoor Kitchen, Pool House

Lot Features

  • Lot Size (Acres): 0.79
  • Lot Size (Sq. Ft.): 34,412
  • Fence: Yes
  • Lot Features: Landscaped
  • Fencing (Description): Back Yard

Financial Considerations

  • Tax Amount: $22,406.08

Disclosures and Reports

  • Special Conditions: None
  • Property ID: 0200-141-00-02-00-014-020

Listed by Signature Premier Properties

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Listing agents

— 55 Casey Ln —

  • Signature Premier Properties

  • Signature Premier Properties

631-647-4880

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 55 Casey Ln

School District:Mount Sinai Union Free School District
NameGradesDistance
Mount Sinai Middle School
114 North Country Road, Mount Sinai, NY 11766
5-80.7 mi
Mount Sinai Elementary School
118 North Country Road, Mount Sinai, NY 11766
K-41.8 mi
Mount Sinai High School
110 North Country Road, Mount Sinai, NY 11766
9-120.9 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 55 Casey Ln Get Price Alerts and Save Property

Date
Details
Price
Change
Source
8/27/2026
Listed
$1,199,999
50%
MLS
8/11/2017
Sold
$800,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 55 Casey Ln

Year
Property Taxes
Change
Tax Assessment
Change
2024
$20,480
100%
$5,035
—
2020
100%
$5,035
—
2022
-100%
$5,035
—
2016
$16,826
-11%
$5,035
—
2020
$18,925
2%
$5,035
—
2018
$18,567
9%
$5,035
—
2017
$17,007
—
$5,035
—
2016
$16,939
1%
$5,035
—
2015
$16,737
2%
$5,035
—
2015
$16,439
1%
$5,035
—
2014
$16,275
-4%
$5,035
—
2013
$16,965
—
$5,035
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 55 Casey Ln

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Listed by Signature Premier Properties

55 Casey Lane, Mount Sinai, NY 11766 (MLS# 1039519) is a Single Family property with 4 bedrooms, 3 full bathrooms and 1 partial bathroom. 55 Casey Lane is currently listed for $1,199,999 and was received on August 27, 2026. Want to learn more about 55 Casey Lane? Do you have questions about finding other Single Family real estate for sale in Mount Sinai? You can browse all Mount Sinai real estate or contact a Coldwell Banker agent to request more information.

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