NY Property Records

11 Frederick Ave
Lake Grove · Suffolk County · 117550000

$541,667Full market value210 · Residential
Owner of record
OwnerMahlstadt Edward & Rita L
Mailing address11 FREDERICK AVE · LAKE GROVE, NY, 11755
Assessment · 2025 roll
Land assessed$200
Total assessed$2,600
Full market value$541,667
Est. annual tax$8,136 (2024, excl. special districts)
Lot
Size0.31 acres
Lot sq ft13,504
Services & districts
School districtSachem (472205)
Deed & identifiers
Deed book / page12410 / 626
SBL02080240002000270000
Print key024.00-02-027.000
SWIS472217
Parcel ID47221702080240002000270000

Who owns 11 Frederick Ave?

11 Frederick Ave, Lake Grove is owned by Mahlstadt Edward & Rita L per the 2025 NYS assessment roll.
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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