NY Property Records

1584 Grundy Ave
Islip · Suffolk County

210 · Residential
Owner of record
OwnerMark R & Clara Seiter
Mailing address1584 GRUNDY AVE · HOLBROOK, NY, 11741
Assessment · 2025 roll
Land assessed$9,800
Total assessed$45,000
Est. annual tax$10,571 (2024, excl. special districts)
Lot
Size0.24 acres
Services & districts
School districtSachem (472205)
Deed & identifiers
SBL05000670001000380002
Print key67.-1-38.2
SWIS472889
Parcel ID47288905000670001000380002

Who owns 1584 Grundy Ave?

1584 Grundy Ave, Islip is owned by Mark R & Clara Seiter 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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