NY Property Records
23 San Rafael Ave
23 San Rafael Ave
Islip · Suffolk County
210 · Residential
Owner of record
OwnerWilliam & Mary Alefeld
Mailing address23 SAN RAFAEL AVE · HOLBROOK, NY, 11741
Assessment · 2025 roll
Land assessed$9,500
Total assessed$41,800
Est. annual tax$9,933 (2024, excl. special districts)
Lot
Size0.23 acres
Services & districts
School districtSachem (472205)
Deed & identifiers
SBL05001100005000720000
Print key110.-5-72
SWIS472889
Parcel ID47288905001100005000720000
Who owns 23 San Rafael Ave?
23 San Rafael Ave, Islip is owned by William & Mary Alefeld per the 2025 NYS assessment roll.
Nearby on San Rafael 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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