NY Property Records
31 Commonwealth Ave
31 Commonwealth Ave
Lake Grove · Suffolk County · 117550000
$375,000Full market value210 · Residential
Owner of record
OwnerAlster Dean
Mailing address31 COMMONWEALTH AVE · LAKE GROVE, NY, 117550000
Assessment · 2025 roll
Land assessed$200
Total assessed$1,800
Full market value$375,000
Est. annual tax$5,694 (2024, excl. special districts)
Lot
Size0.3 acres
Lot sq ft13,068
Services & districts
School districtMiddle Country (472211)
Recorded sales · 1
Deedno price statedDec 15, 2021
seller ROBERT JAY ALSTER
buyer DEAN ALSTER
Liber 13134, page 836
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13140 / 973
SBL02080080002000180000
Print key008.00-02-018.000
SWIS472217
Parcel ID47221702080080002000180000
Who owns 31 Commonwealth Ave?
31 Commonwealth Ave, Lake Grove is owned by Alster Dean per the 2025 NYS assessment roll.
Nearby on Commonwealth Ave
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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