NY Property Records
121 Haven Ave
121 Haven Ave
Islip · Suffolk County
210 · Residential
Owner of record
OwnerBarry Duignan & Jennifer Harty
Mailing address121 HAVEN AVE · LAKE RONKONKOMA, NY, 11779
Assessment · 2025 roll
Land assessed$11,000
Total assessed$36,100
Est. annual tax$9,591 (2024, excl. special districts)
Lot
Size0.25 acres
Services & districts
School districtConnetquot (472807)
Deed & identifiers
SBL05000460003000280000
Print key46.-3-28
SWIS472889
Parcel ID47288905000460003000280000
Who owns 121 Haven Ave?
121 Haven Ave, Islip is owned by Barry Duignan & Jennifer Harty per the 2025 NYS assessment roll.
Nearby on Haven 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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