NY Property Records

873 Union St
Islip · Suffolk County

220 · Residential
Owner of record
OwnerEstate Of Josephine Mattes
Mailing address29 JOSEPH ST · SAYVILLE, NY, 11782
Assessment · 2025 roll
Land assessed$13,000
Total assessed$38,800
Est. annual tax$10,308 (2024, excl. special districts)
Lot
Size0.65 acres
Services & districts
School districtConnetquot (472807)
Deed & identifiers
SBL05001900003000330000
Print key190.-3-33
SWIS472889
Parcel ID47288905001900003000330000

Who owns 873 Union St?

873 Union St, Islip is owned by Estate Of Josephine Mattes 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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