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© 2025 TopHap. All rights reserved.

Residential > House
Active
08/20/2025
List Price
$799,000$341/ft²

10 Roy Ave
West Islip, NY 11795

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    • 4
      Beds
    • 3
      Baths
    • 2,345
      ft²
      Living Area
    • 10,019
      ft²
      Lot Size
    • 1
      Pool
    • -
      Car
    • 1944
      Year Built
    • 75
      DOM
    • -
      Permit
    10 Roy Ave, West Islip, NY 11795 is a 4 bed, 3 bath, 2,345 ft² house built in 1944 on a 0.230 acre lot. This house is currently on the market for $799,000, and it was last sold in 2010 for $365,000. The latest TopHap estimate of the house's value is $682,731.

      Property Valuations

      Latest estimates for 10 Roy Ave based on TopHap automated valuation model (AVM).

      • TopHap Estimate

        $682,731

        -$116K below List Price

        Updated 9 months ago

        • 10 Roy Ave is valued at $682,731 by TopHap AVM 9 months ago.

      MLS Description

      The listing agent's description. Original Listing

      Beautiful West Islip Colonial on a huge double lot with park-like grounds. This home offers excellent space for extended family or a great rental income opportunity with proper permits. The first floor features a very large master bedroom, hardwood floors throughout, and a newly updated kitchen with granite countertops and stainless steel appliances. Upstairs has its own private entrance with a large family room (possible 1–2 additional bedrooms), two spacious bedrooms, and a full bathroom. Off the side of the house is a private guest suite with a bedroom, living room, full bathroom, and walk-in closet. The backyard is an entertainer’s dream with an in-ground pool, patio, deck off the kitchen, and plenty of yard space for activities.

      Listing Agents

      The listing agent for 10 Roy Ave is Nicholas A. Pappas.

        NA

        Nicholas A. Pappas

        Coldwell Banker American Homes

        License: 10301215750

        Phone: (866) 664-0347

      Current Ownership

      Information about the current owner(s).

      • Taxes Billed

        Total Assessed Value$44,500
        =
        Land
        Assessed Value        $8,000
        +
        Additions
        Assessed Value        $36,500

        • In 2020, taxes billed for 10 Roy Ave were $0, which is 0.00% from latest Total Assessed Value of $44,500.

      Property History

      10 Roy Ave has undefined property events records (listings, deeds, permits, tax, foreclosure, loan).

      Property Events

      Environment

      Environmental factors around 10 Roy Ave

      • Hazard Risks

        Wind
        161
        Hurricane
        144
        Lead
        121
        Ozone
        104
        Air Pollution
        104
        Nat'l Avg
        100
        Weather
        96
        Carb Mono
        95
        Particulates
        87
        Earthquake
        72
        Hail
        61
        Tornado
        25

        • 12 hazards (Carbon Monoxide, Earthquake Risk, Hail Index, Tornado Index, Hurricane Index, Air Pollution Index, Ozone Index, Wind Index, Weather Risk, Lead Index, Particulate Matter, National Average) are above the national average around 10 Roy Ave.

        Walkability Index

        8 /20

        Car Dependent

        Most Walkable

        20-18

        Very Walkable

        17-15

        Somewhat Walkable

        14-10

        Car Dependent

        9-0

        10 Roy Ave has a walkability score of 8 out of 20, which means that it is in a car dependent area.

        Temperature

        Seasonal temperature sampled over multiple years

        Winter
        Average

        33 °F

        Low

        26°F

        High

        40°F

        Summer
        Average

        72 °F

        Low

        64°F

        High

        80°F

        In the winter at 10 Roy Ave, temperatures range from 26.17°F to 40.49°F with an average of 33.33°F. In the summer, the temperature ranges from 63.67°F to 80.17°F with and average of 71.92°F.

      School Information

      Public/private schools serving 10 Roy Ave

        Public Schools

        West Islip Senior High School
        Grades: 9-12
        1.87  mi
        A-
        Udall Road Middle School
        Grades: 6-8
        0.46  mi
        C-
        Manetuck Elementary School
        Grades: PK-5
        0.14  mi
        C
        * The school rating is based entirely on the test score performance of each school. It is based on a scale of A-F, A being best.

        Nearby public schools serving 10 Roy Ave have ratings undefined, undefined, and undefined.

      Neighborhood

      This property is located in West Islip, West Islip, NY 11795.

        Crime Index for 11795

        33

        Very safe neighborhood
        33

        The crime index in 11795 is 33, which is 0.3 times lower than national average.

      • Seasonal Housing units 11795

        13%

        of housing is for seasonal rent.

        Daytime Population for 11795

        -5%

        of people during work hours.

      Market Trends

      Historical market data near 10 Roy Ave over selected time period.

      Copyright © 2025 OneKey MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

      Nearby Properties on Roy Ave

      USANYSuffolk CountyWest IslipRoy Ave