NY Property Records

719 Sylvan Ave
Islip · Suffolk County

210 · Residential
Owner of record
OwnerLawrence J Passamonte &
Mailing address719 SYLVAN AVE · BAYPORT, NY, 11705
Assessment · 2025 roll
Land assessed$15,100
Total assessed$52,800
Est. annual tax$17,546 (2024, excl. special districts)
Lot
Size0.54 acres
Services & districts
School districtBayport-Blue Point (472805)
Deed & identifiers
Deed book / page12830 / 858
SBL05002850001000110007
Print key285.-1-11.7
SWIS472889
Parcel ID47288905002850001000110007

Who owns 719 Sylvan Ave?

719 Sylvan Ave, Islip is owned by Lawrence J Passamonte & 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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