2. 100 Root Ave Islip NY
100 Root Ave Islip NY

Report Results for

100 Root Ave Islip, NY

100 Root Ave Islip, NY 11751 was built in 1946 and last sold for $265,000. The property has a lot size of 10,019 Sq Ft lot and is listed as a Single Family. The property is currently not for sale. Current estimates place the value near 1,033,000, reflecting a 8% change over the past year, with 1 beds, 1 baths, and approximately 678 sq ft of living space. If you are looking to buy or rent a property, use USPhoneBook's property database to avoid rental scams, understand tax liabilities, and get a sense of the property's value over time. You can also check out the neighborhood section and see nearby homes, last sold for prices, tax records and more.
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Public Facts

$265,000
Last sold Dec 29, 2025
1
Beds
1
Baths
678
Sqft
Off Market
$1,033,000 estimated value
Built in 1946
$1,524/sqft
10,019 lot sqft

Property characteristics

Property type
Residential
Zoning type
Single Family
APN
0500-344.00-01.00-009.000

Property History

Over the last 12 months, the sales price of 100 Root Ave Islip, NY 11751 has increased by 8%.

Price History

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Year Price Price/Sq Ft
2026 $ 904,000 8 % $ 1,333
2025 $ 836,000 92 % $ 1,233
2024 $ 434,000 43 % $ 640
2023 $ 303,000 -14 % $ 447
2022 $ 354,000 19 % $ 522
2021 $ 295,000 ---- $ 435

Tax History

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Year Taxes Assesments
2025 ---- $ 53,500
2024 ---- $ 31,300
2023 ---- $ 26,250
2022 ---- $ 26,250
2021 ---- $ 26,250
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Owner

William Jennings William Ronald Jennings , Age 39

Lives at 100 Root Ave, Islip, NY 11751-2418
Relatives: Kammie Jennings, Kimberly Jennings, Mark Jennings, Randy Jennings, Ryan Jennings, Shelby Jennings, Shelly Brown, Aleesha Jennings, April Mckinney
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People Living at 100 Root Ave Islip, NY

William Jennings William Ronald Jennings , Age 39

Lives at 100 Root Ave, Islip, NY 11751-2418 Islip NY 11751 100 Root Ave
Prior addresses: 13695 Lawrence 2220, Verona, MO 65769-8127 Verona MO 65769 13695 Lawrence 2220 385 Monmouth St, Apt 2, Jersey City, NJ 07302-2628 Jersey City NJ 07302 385 Monmouth St, Apt 2 1603 Campbell Pkwy, Apt 3, Joplin, MO 64801-6210 Joplin MO 64801 1603 Campbell Pkwy, Apt 3
Relatives: Kammie Jennings, Kimberly Jennings, Mark Jennings, Randy Jennings, Ryan Jennings, Shelby Jennings, Shelly Brown, Aleesha Jennings, April Mckinney
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Donna Ruddy Donna I Ruddy , Age 89

Lives at 100 Root Ave, Islip, NY 11751-2418 Islip NY 11751 100 Root Ave
Prior addresses: 244 Rider Ave, Patchogue, NY 11772-3923 Patchogue NY 11772 244 Rider Ave 1216 Kane Blue Run, Summerville, SC 29485-7893 Summerville SC 29485 1216 Kane Blue Run
Relatives: Thomas Ruddy, Bridget Cottone, Nora Lambert, Susan Pavone, Alexandra Pavone, Angelica Graziano, Briana Pavone, Brittany Woznick, Camille Pavone
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Ryan Neil Ryan Vincent Neil , Age 26

Lives at 627 Oxford Rd, Versailles, KY 40383-8641 Versailles KY 40383 627 Oxford Rd
Prior addresses: 20 Adams St W, East Islip, NY 11730-1135 East Islip NY 11730 20 Adams St W 100 Root AVE, Islip, NY 11751-2418 Islip NY 11751 100 Root AVE 123 NE Royce AVE, Port Saint Lucie, FL 34983-1238 Port Saint Lucie FL 34983 123 NE Royce AVE
Relatives: Brian Neil, Connor Neil, Lisa Neil, Margaret Neil, Maryellen Neil, Brenna Eagan, Edward Eagan, Erin Eagan
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Brian Neil Brian N Neil , Age 60

Lives at 123 NE Royce Ave, Port Saint Lucie, FL 34983-1238 Port Saint Lucie FL 34983 123 NE Royce Ave
Prior addresses: 20 Adams St W, East Islip, NY 11730-1135 East Islip NY 11730 20 Adams St W 29 Parkwood RD, West Islip, NY 11795-3802 West Islip NY 11795 29 Parkwood RD 100 Root Ave, Islip, NY 11751-2418 Islip NY 11751 100 Root Ave
Relatives: Lisa Neil, Connor Neil, Latisha O'Neill, Margaret Neil, Maryellen Neil, Michael Neil, Rebecca Neil, Ryan Neil, Andrew Merrill
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Lisa Neil Lisa R Neil , Age 59

Lives at 123 NE Royce Ave, Port Saint Lucie, FL 34983-1238 Port Saint Lucie FL 34983 123 NE Royce Ave
Prior addresses: 20 Adams ST W, East Islip, NY 11730-1135 East Islip NY 11730 20 Adams ST W 100 Root Ave, Islip, NY 11751-2418 Islip NY 11751 100 Root Ave 30 Marvin Ln, Islip, NY 11751-3812 Islip NY 11751 30 Marvin Ln
Relatives: Brian Neil, Brenna Eagan, Connor Neil, Edward Eagan, Erin Eagan, Kenneth Ashworth, Latisha O'Neill, Margaret Neil
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Thomas Ruddy Thomas W Ruddy , Age 96

Lives at 100 Root Ave, Islip, NY 11751-2418 Islip NY 11751 100 Root Ave
Prior addresses: 10 Root Ave, Islip, NY 11751-2416 Islip NY 11751 10 Root Ave 7 Wicks DR, Commack, NY 11725-3921 Commack NY 11725 7 Wicks DR 100 Root Ave, PH PH, Islip, NY 11751-2418 Islip NY 11751 100 Root Ave, PH PH
Relatives: Bridget Cottone, Donna Ruddy, Nora Lambert, Susan Pavone, Arlene Adams, Barbara Miron, Camille Pavone, Catherine Lambert, Charles Cottone
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Margaret Rodgers Margaret Ellen Rodgers , Age 70

Lives at 1216 Kane Blue Run, Summerville, SC 29485-7893 Summerville SC 29485 1216 Kane Blue Run
Prior addresses: 244 Rider Ave, Patchogue, NY 11772-3923 Patchogue NY 11772 244 Rider Ave 100 Root Ave, Islip, NY 11751-2418 Islip NY 11751 100 Root Ave 15 Myrtle Ln, Coram, NY 11727-3145 Coram NY 11727 15 Myrtle Ln
Relatives: Gerard Rodgers, Ashley Burke, Barbara Burke, Barbara Sanchez, Breanna Burke, Cheryl Burke, Christine Vongonten, Christopher Burke, James Kelly
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Gerard Rodgers Gerard Andrew Rodgers , Age 63

Lives at 1216 Kane Blue Run, Summerville, SC 29485-7893 Summerville SC 29485 1216 Kane Blue Run
Prior addresses: 244 Rider Ave, Patchogue, NY 11772-3923 Patchogue NY 11772 244 Rider Ave 15 Myrtle Ln, Coram, NY 11727-3145 Coram NY 11727 15 Myrtle Ln 8 Pacific ST, Islandia, NY 11749-1723 Islandia NY 11749 8 Pacific ST
Relatives: Margaret Rodgers, Alec Rodgers, Barbara Rodgers, Carole Hanrahan, Charlotte Rodgers, Debra Ledeoux, Debra Rodgers, Denise Rodgers, Frances Yates
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Neighbors

96 Root Ave
Islip, NY
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58 Roosevelt Ave
Islip, NY
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53 Jaycox Ave
Islip, NY
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93 Jaycox Ave
Islip, NY
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FAQs

Who lives at 100 Root Ave, Islip, NY 11751?
According to our records, the current person living in 100 Root Ave is William Jennings.
Is this property currently for sale?
The property is not for sale and last sold for $265,000 on Dec 29, 2025. Use USPhoneBook to review nearby listings or compare similar homes in the area.
What is the estimated value of this property?
The estimated value is $1,033,000, reflecting a 8% change over the past year. You can explore price history and tax records to see how the value has changed over time.
How big is this property?
It features approximately 678 sq ft of living space on a 10,019 sq ft lot, built in 1946 and classified as a Single Family.
What nearby properties can I compare this to?
Nearby homes include 96 Root Ave, 58 Roosevelt Ave, and 53 Jaycox Ave, each with its own property report to help compare size, value, and residents.