× Home › Property records › Suffolk County › Brookhaven › Deering St › 11 Deering St11 Deering StBrookhaven · Suffolk County · 11733 $604,166 Full market value 210 · Residential
Owner of record
Owner Costorf Catherine & Costorf Harold
Mailing address 11 DEERING ST · SETAUKET, NY, 11733
Assessment · 2025 roll
Land assessed $250
Total assessed $2,900
Full market value $604,166
Est. annual tax $11,531 (2024, excl. special districts)
Lot
Size 0.26 acres
Lot sq ft 11,326
Services & districts
School district Three Village (472201)
Deed & identifiers
Deed book / page 12619 / 104
SBL 02000890005000240002
Print key 089.00-05-024.002
SWIS 472289
Parcel ID 47228902000890005000240002
Who owns 11 Deering St? 11 Deering St, Brookhaven is owned by Costorf Catherine & Costorf Harold 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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