NY Property Records

285 Grundy Ave
Islip · Suffolk County

210 · Residential
Owner of record
OwnerDonald & Kathleen Boyle
Mailing address285 GRUNDY AVE · SAYVILLE, NY, 11782
Assessment · 2025 roll
Land assessed$12,500
Total assessed$46,900
Est. annual tax$13,594 (2024, excl. special districts)
Lot
Size0.25 acres
Services & districts
School districtSayville (472804)
Deed & identifiers
SBL05002590003000580000
Print key259.-3-58
SWIS472889
Parcel ID47288905002590003000580000

Who owns 285 Grundy Ave?

285 Grundy Ave, Islip is owned by Donald & Kathleen Boyle 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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