NY Property Records
510 Suffolk Ave
510 Suffolk Ave
Islip · Suffolk County
432 · CommercialSold $159,587 · Sep 2024
Owner of record
OwnerAlliance Energy LLC
Mailing address800 SOUTH ST STE 500 · WALTHAM, MA, 02453
Assessment · 2025 roll
Land assessed$39,100
Total assessed$60,800
Est. annual tax$13,534 (2024, excl. special districts)
Lot
Size0.44 acres
Services & districts
School districtBrentwood (472812)
Recorded sales · 2
Deedno price statedOct 1, 2025
seller ALLIANCE ENERGY LLC
buyer GLOBAL MONTELLO GROUP COR
Liber 13323, page 607
Deed$159,587Sep 11, 2024
seller LEEMILTS PETROLEUM INC
buyer ALLIANCE ENERGY LLC
Liber 13269, page 961
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13269 / 961
SBL05001360003000080000
Print key136.-3-8
SWIS472889
Parcel ID47288905001360003000080000
Who owns 510 Suffolk Ave?
510 Suffolk Ave, Islip is owned by Alliance Energy LLC per the 2025 NYS assessment roll. It last sold for $159,587 in Sep 2024.
Nearby on Suffolk 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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