NY Property Records
42 Ronkonkoma Ave
42 Ronkonkoma Ave
Brookhaven · Suffolk County · 117790000
$468,750Full market value210 · ResidentialSold $300,000 · Jan 2020
Owner of record
OwnerWallenmaier Jonathan &Evelin Cevallos
Mailing address42 RONKONKOMA AVE · RONKONKOMA, NY, 117790000
Assessment · 2025 roll
Land assessed$360
Total assessed$2,250
Full market value$468,750
Est. annual tax$7,307 (2024, excl. special districts)
Lot
Size0.3 acres
Lot sq ft13,068
Services & districts
School districtSachem (472205)
Recorded sales · 2
Deedno price statedOct 6, 2025
seller EVELIN CEVALLOS
buyer EVELIN M CEVALLOS
Liber 13318, page 388
Deed$300,000Jan 24, 2020
seller ANNE M. FISH
buyer JONATHAN WALLENMAIER
Liber 13053, page 268
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13053 / 268
SBL02006470004000400001
Print key647.00-04-040.001
SWIS472289
Parcel ID47228902006470004000400001
Who owns 42 Ronkonkoma Ave?
42 Ronkonkoma Ave, Brookhaven is owned by Wallenmaier Jonathan &Evelin Cevallos per the 2025 NYS assessment roll. It last sold for $300,000 in Jan 2020.
Nearby on Ronkonkoma 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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