NY Property Records
300 Mamaroneck Ave
300 Mamaroneck Ave
White Plains · Westchester County
411 · CommercialSold $590,000 · May 2026
Owner of record
OwnerBalsamo, Diane M
Mailing address300 MAMARONECK AVE, 208 · WHITE PLAINS, NY, 10605
Assessment · 2025 roll
Land assessed$2,640
Total assessed$6,753
Est. annual tax$7,500 (2024, excl. special districts)
Lot
Size3.79 acres (GIS)
Frontage × depth1 × 1 ft
Services & districts
WaterUnknown
SewerComm/public
UtilitiesUnknown
School districtWhite Plains (551700)
Recorded sales · 4
Deed$590,000May 29, 2026
seller DIANE M BALSAMO
buyer MERI S PONIST
Liber 66128, page 3330
Deed$590,000May 29, 2026
seller DIANE M BALSAMO
buyer MERI S PONIST
Liber 66128, page 3330
Deed$590,000May 29, 2026
seller DIANE M BALSAMO
buyer MERI S PONIST
Liber 66128, page 3330
Show all 4
Deed$590,000May 29, 2026
seller DIANE M BALSAMO
buyer MERI S PONIST
Liber 66128, page 3330
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page50271 / 3275
SBL13002800120020000011
Print key130.28-12-2..11
SWIS551700
Parcel ID55170013002800120020000011
Who owns 300 Mamaroneck Ave?
300 Mamaroneck Ave, White Plains is owned by Balsamo, Diane M per the 2025 NYS assessment roll. It last sold for $590,000 in May 2026.
Nearby on Mamaroneck 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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