NY Property Records
21 Hill St
21 Hill St
Southampton, Village · Suffolk County
481 · CommercialSold $2,000,000 · Apr 2021
Owner of record
OwnerMariner Projects LLC
Mailing address7 SEAFIELD LN · WESTHAMPTON BEACH NY 1197, NY
Assessment · 2025 roll
Land assessed$570,800
Total assessed$1,275,700
Est. annual tax$838,348 (2024, excl. special districts)
Building
UseConvrted apt
Year built1984
Lot
Size0.15 acres
Services & districts
WaterComm/public
SewerPrivate
UtilitiesElectric
School districtSouthhampton (473606)
Recorded sales · 1
Deed$2,000,000Apr 9, 2021
seller MAURICE B. CUNNINGHAM INC
buyer MARINER PROJECTS LLC
Liber 13123, page 543
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13123 / 543
SBL00600000010210010000
Print key006.000-0001-021.001
SWIS473605
Parcel ID47360500600000010210010000
Who owns 21 Hill St?
21 Hill St, Southampton, Village is owned by Mariner Projects LLC per the 2025 NYS assessment roll. It last sold for $2,000,000 in Apr 2021.
Nearby on Hill St
25 Hill St · 16 Hill St · 26 Hill St · 15 Hill St · 28 Hill St · 43 Hill St · 50 Hill St · 51 Hill St · 71 Hill St · 91 Hill St
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