NY Property Records

305 Johnson Ave
Islip · Suffolk County

210 · Residential
Owner of record
OwnerGregory & Josephine Mast
Mailing address305 JOHNSON AVE · SAYVILLE, NY, 11782
Assessment · 2025 roll
Land assessed$7,600
Total assessed$43,000
Est. annual tax$11,855 (2024, excl. special districts)
Lot
Size0.15 acres
Services & districts
School districtSayville (472804)
Deed & identifiers
SBL05002580001000290000
Print key258.-1-29
SWIS472889
Parcel ID47288905002580001000290000

Who owns 305 Johnson Ave?

305 Johnson Ave, Islip is owned by Gregory & Josephine Mast 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

Search by name or address · Browse all records