What is the property tax for 30 Tappen Ave?

The estimated annual property tax for 30 Tappen Ave is $12,457 (2024, excluding special districts), computed from taxable values and published rates.

NY Property Records

30 Tappen Ave
Islip · Suffolk County

Q: Who owns 30 Tappen Ave?

30 Tappen Ave is owned by John & Donna Dowding per the 2025 NYS assessment roll.

210 · Residential

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Owner of record

OwnerJohn & Donna Dowding

Mailing address30 TAPPEN AVE · ISLIP, NY, 11751

Assessment · 2025 roll

Land assessed$12,800

Total assessed$40,600

Est. annual tax$12,457 (2024, excl. special districts)

Lot

Size0.23 acres

Services & districts

School districtIslip (472802)

Deed & identifiers

SBL05003710003000240000

Print key371.-3-24

SWIS472889

Parcel ID47288905003710003000240000

Who owns 30 Tappen Ave?

30 Tappen Ave, Islip is owned by John & Donna Dowding per the 2025 NYS assessment roll.

Nearby on Tappen Ave

33 Tappen Ave · 34 Tappen Ave · 26 Tappen Ave · 25 Tappen Ave · 18 Tappen Ave · 15 Tappen Ave · 10 Tappen Ave · 6 Tappen 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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