× Home › Property records › Suffolk County › Smithtown › Grassy Pond Dr S › 145 Grassy Pond Dr S145 Grassy Pond Dr SSmithtown · Suffolk County · 11787 $739,375 Full market value 210 · Residential OpenValue $802,508 ▾
Owner of record
Owner Mattessich, Stephen/Antoinette
Mailing address 145 Grassy Pond Dr S · Smithtown, NY, 11787
Assessment · 2025 roll
Land assessed $220
Total assessed $5,915
Full market value $739,375
Est. annual tax $11,444 (2024, excl. special districts)
Building
Style Cape cod
Year built 1945
Living area 1,544 sq ft
Bedrooms 3
Full baths 2
Heat Hot wtr/stm
Fuel Oil
Services & districts
Water Comm/public
Sewer Private
Utilities Electric
School district Hauppauge (472806)
Deed & identifiers
Deed book / page 12630 / 330
SBL 15200000030090000000
Print key 152.-3-9
SWIS 473489
Parcel ID 47348915200000030090000000
Who owns 145 Grassy Pond Dr S? 145 Grassy Pond Dr S, Smithtown is owned by Mattessich, Stephen/Antoinette per the 2025 NYS assessment roll.
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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.
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