NY Property Records
21 Frederick Ave
21 Frederick Ave
Islip · Suffolk County
210 · ResidentialSold $400,000 · Oct 2019
Owner of record
OwnerDoreen Kumah
Mailing address21 FREDERICK AVE · BAY SHORE, NY, 11706
Assessment · 2025 roll
Land assessed$9,000
Total assessed$33,100
Est. annual tax$7,368 (2024, excl. special districts)
Lot
Size0.45 acres
Services & districts
School districtBrentwood (472812)
Recorded sales · 1
Deed$400,000Oct 4, 2019
seller LUIS OLIVERA
buyer DOREEN KUMAH
Liber 12059, page 763
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12059 / 763
SBL05002450002000080000
Print key245.-2-8
SWIS472889
Parcel ID47288905002450002000080000
Who owns 21 Frederick Ave?
21 Frederick Ave, Islip is owned by Doreen Kumah per the 2025 NYS assessment roll. It last sold for $400,000 in Oct 2019.
Nearby on Frederick 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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