NY Property Records
21 Three Sisters Rd
21 Three Sisters Rd
Head of the Harbor · Suffolk County · 11780
$289,375Full market value210 · Residential
Owner of record
OwnerKollmer, Mark
AlsoRyan, Kristen
Mailing address21 Three Sisters Rd · St James, NY, 11780
Assessment · 2025 roll
Land assessed$285
Total assessed$2,315
Full market value$289,375
Est. annual tax$5,495 (2024, excl. special districts)
Building
StyleOld style
Year built1900
Living area1,516 sq ft
Bedrooms3
Full baths2
HeatHot wtr/stm
FuelOil
Lot
Size0.16 acres
Services & districts
WaterComm/public
SewerPrivate
UtilitiesElectric
School districtSmithtown (473401)
Deed & identifiers
Deed book / page12703 / 219
SBL00500000020150000000
Print key5.-2-15
SWIS473401
Parcel ID47340100500000020150000000
Who owns 21 Three Sisters Rd?
21 Three Sisters Rd, Head of the Harbor is owned by Kollmer, Mark per the 2025 NYS assessment roll.
Nearby on Three Sisters Rd
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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