NY Property Records
820 Johnson Ave
820 Johnson Ave
Islip · Suffolk County
210 · Residential
Owner of record
OwnerMargaret G Dineen Rev Trust
Mailing address43 BLACKWATCH CT · SOUTHAMPTON, NY, 11968
Assessment · 2025 roll
Land assessed$13,900
Total assessed$32,700
Est. annual tax$8,688 (2024, excl. special districts)
Lot
Size0.45 acres
Services & districts
School districtConnetquot (472807)
Recorded sales · 1
Deedno price statedMar 31, 2025
seller MARGARET G. DINEEN
buyer MARGARET G DINEEN REVOC T
Liber 13292, page 325
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13292 / 325
SBL05000620002000050000
Print key62.-2-5
SWIS472889
Parcel ID47288905000620002000050000
Who owns 820 Johnson Ave?
820 Johnson Ave, Islip is owned by Margaret G Dineen Rev Trust per the 2025 NYS assessment roll.
Nearby on Johnson 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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