NY Property Records
415 Jefferson Ave
415 Jefferson Ave
Islip · Suffolk County
210 · ResidentialSold $317,500 · Feb 2019
Owner of record
OwnerFernando E Quintanilla &
Mailing address415 JEFFERSON AVE · BRENTWOOD, NY, 11717
Assessment · 2025 roll
Land assessed$7,100
Total assessed$27,900
Est. annual tax$6,210 (2024, excl. special districts)
Lot
Size0.17 acres
Services & districts
School districtBrentwood (472812)
Recorded sales · 3
Deedno price statedJul 24, 2025
seller FERNANDO QUINTANILLA
buyer FERNANDO QUINTANILLA
Liber 13311, page 25
Deed$317,500Feb 22, 2019
seller LLC SUFFOLK COUNTY INVESTORS
buyer FERNANDO QUINTANILLA
Liber 13004, page 154
Deed$200,000Sep 14, 2018
seller EILEEN C. ESTATE OF SKELTON
buyer LLC SUFFOLK COUNTY INVESTORS
Liber 12986, page 879
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13311 / 25
SBL05000510003000070000
Print key51.-3-7
SWIS472889
Parcel ID47288905000510003000070000
Who owns 415 Jefferson Ave?
415 Jefferson Ave, Islip is owned by Fernando E Quintanilla & per the 2025 NYS assessment roll. It last sold for $317,500 in Feb 2019.
Nearby on Jefferson Ave
Public record, NYS tax roll 2025. Values are the assessor's, not an appraisal. Provided for informational purposes only — accuracy and completeness are not warranted or guaranteed; verify against official sources before relying on it. Disclaimer · Request redaction
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