NY Property Records
139 Keswick Dr
139 Keswick Dr
Islip · Suffolk County
210 · ResidentialSold $515,000 · Apr 2021
Owner of record
OwnerMark A Leonard & Ellen M Geier
Mailing address139 KESWICK DR · EAST ISLIP, NY, 11730
Assessment · 2025 roll
Land assessed$11,300
Total assessed$39,800
Est. annual tax$10,352 (2024, excl. special districts)
Lot
Size0.27 acres
Services & districts
School districtEast Islip (472803)
Recorded sales · 2
Deed$515,000Apr 16, 2021
seller DALTON STUDIOS LLC
buyer MARK ANTHONY LEONARD
Liber 13120, page 572
Deed$245,000Sep 29, 2020
seller DALTON STUDIOS LLC
buyer CHRISTOPHER T SCHMITT
Liber 13078, page 69
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13120 / 572
SBL05004000005000090000
Print key400.-5-9
SWIS472889
Parcel ID47288905004000005000090000
Who owns 139 Keswick Dr?
139 Keswick Dr, Islip is owned by Mark A Leonard & Ellen M Geier per the 2025 NYS assessment roll. It last sold for $515,000 in Apr 2021.
Nearby on Keswick Dr
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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