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20 Frost Valley Road

Mount Sinai, NY 11766

5 beds
5 baths
4,300 sqft
~3/4 acre lot
$313 per sqft
2006 build
– on site

This beautifully fully renovated 5-bedroom, 3.5-bath contemporary home is a true gem nestled on a serene no-outlet street within the highly sought-after Mount Sinai school district. Perfect for family living and entertaining, this home boasts: - A spacious wrap-around porch that invites relaxation and outdoor enjoyment. - An inground pool complete with a fun slide, surrounded by stylish pavers for a chic poolside experience. - An expansive finished attic featuring 2 octagon porches, ideal for a home office, play area, or additional living space. - A fully finished basement, providing versatile space for recreation or guest accommodation. - A state-of-the-art chef’s kitchen equipped with new appliances, perfect for culinary enthusiasts. - A 3-car garage that offers ample storage and convenience. The lush, well-maintained landscape enhances the home’s curb appeal, making it a picturesque retreat. With plenty of room for a possible mother-daughter setup, this home is perfect for multigenerational living or accommodating guests. Don’t miss your chance to own this exquisite property! Contact us today to schedule a viewing.

Listing courtesy of ONEKEY / Patriot Real Properties Gr LLC

Last checked: Checking… • Last updated Jun 9, 2025 •

MLS# 873090 —

The Building

Year Built:

2006
Basement:

true
Architectural Style:

Contemporary
Construction Materials:

Stucco, Vinyl Siding
Building Area Units:

Square Feet
Building Area Total:

4271
Laundry Features:

Gas Dryer Hookup, Laundry Room
Attic:

Finished

Interior

Living Area:

4300
Total Rooms:

10
Interior Features:

First Floor Bedroom, First Floor Full Bath, Bidet, Breakfast Bar, Central Vacuum, Chefs Kitchen, Crown Molding, Double Vanity, Eat-in Kitchen, Entrance Foyer, Granite Counters, His and Hers Closets, In-Law Floorplan, Kitchen Island, Primary Bathroom, Master Downstairs, Open Floorplan, Open Kitchen, Pantry, Quartz/Quartzite Counters, Recessed Lighting, Soaking Tub, Storage, Walk Through Kitchen, Walk-In Closet(s), Washer/Dryer Hookup
Fireplace Features:

Bedroom, Family Room, Gas, Living Room
Fireplace:

true
Living Area Source:

Other
Additional Rooms:

Home Office,Library/Den

Financial & Terms

Lease Considered:

false

The Property

Fencing:

Vinyl
Lot Size Acres:

0.7
Parcel Number:

0200-093-00-06-00-013-000
Property Type:

Residential
Property Subtype:

Single Family Residence
Lot Size SqFt:

30,492 Sqft
Property Attached:

true
Property Condition:

Updated/Remodeled
Waterfront:

false

Listing Agent

Contact info:

Taxes

Tax Year:

2024
Tax Source:

Municipality
Tax Annual Amount:

25355.32

Beds

Total Bedrooms:

5

Baths

Full Baths:

4
Half Baths:

1
Total Baths:

5

The Listing

Special Listing Conditions:

None

Heating & Cooling

Heating:

Baseboard, Natural Gas, Radiant, Radiant Floor
Cooling:

Central Air, Zoned

Utilities

Sewer:

Public Sewer
Utilities:

Cable Available, Electricity Connected, Natural Gas Connected, Underground Utilities
Water Source:

Public
Electric Company:

Pseg

Appliances

Appliances:

Dishwasher, Exhaust Fan, Freezer, Gas Oven, Gas Range, Microwave, Refrigerator, Stainless Steel Appliance(s), Gas Water Heater, Wine Refrigerator

Schools

High School:

Robert M Grable Jr Mount Sinai High School
Elementary School:

Mt Sinai Elementary School
High School District:

Mount Sinai
Middle School:

Mt Sinai Middle School

The Community

Association:

false
Senior Community:

false

Parking

Parking Total:

10
Garage:

true
Garage Spaces:

3
Carport:

false

Monthly cost estimate

Asking price

$1,349,999

Expense	Monthly cost
Mortgage	$7,228
Taxes	$2,112
Insurance	$371
Utilities	$267 See report
Total	$9,978/mo.^*
	^*This is an estimate

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Sale history

Date	Event	Source	Price	% Change
6/9/25 Jun 9, 2025	Listed / Active	ONEKEY	$1,349,999
6/3/25 Jun 3, 2025	Price Changed	ONEKEY	$1,349,999	-90.0%
6/3/25 Jun 3, 2025	Coming Soon	ONEKEY	$13,499,000

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This house located in Mount Sinai, NY 11766 is currently for sale for $1,349,999. 20 Frost Valley Road is a 4,300 square foot house with 5 beds and 5 baths that has been on Estately for 14 days. This house is in the attendance area of Mount Sinai High School, Mount Sinai Elementary School, and Mount Sinai Middle School.

Listing Courtesy of: ONEKEY and Patriot Real Properties Gr LLC.

IDX information is provided exclusively for consumers’ personal non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by the MLS.

Based on information submitted to the MLS GRID. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.