NY Property Records

38 21st Ave
Islip · Suffolk County

210 · Residential
Owner of record
OwnerWilliam Duerr Iii &
Mailing address38 21ST AVE · BAY SHORE, NY, 11706
Assessment · 2025 roll
Land assessed$7,000
Total assessed$29,500
Est. annual tax$6,200 (2024, excl. special districts)
Lot
Size0.27 acres
Services & districts
School districtBrentwood (472812)
Deed & identifiers
Deed book / page12555 / 89
SBL05002460003000890000
Print key246.-3-89
SWIS472889
Parcel ID47288905002460003000890000

Who owns 38 21st Ave?

38 21st Ave, Islip is owned by William Duerr Iii & 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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