NY Property Records

151 Keswick Dr
Islip · Suffolk County

220 · Residential
Owner of record
OwnerRichard & Mary J Sagendorf
Mailing address151 KESWICK DR · EAST ISLIP, NY, 11730
Assessment · 2025 roll
Land assessed$11,500
Total assessed$42,400
Est. annual tax$11,029 (2024, excl. special districts)
Lot
Size0.28 acres
Services & districts
School districtEast Islip (472803)
Recorded sales · 1
Deed$1Jan 31, 2026
seller RICHARD SAGENDORF
buyer SAGENDORF FAMILY TRUST
Liber 13325, page 248
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
SBL05004010001000240000
Print key401.-1-24
SWIS472889
Parcel ID47288905004010001000240000

Who owns 151 Keswick Dr?

151 Keswick Dr, Islip is owned by Richard & Mary J Sagendorf per the 2025 NYS assessment roll.
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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