× Home › Property records › Orange County › Warwick › Hillside Ave › 18 Hillside Ave18 Hillside AveWarwick · Orange County · 10990 $417,900 Full market value 210 · Residential OpenValue $553,202 ▾
Owner of record
Owner Deerkoski, John S
Also Deerkoski, Helen
Mailing address 18 Hillside Ave · Warwick, NY, 10990
Assessment · 2025 roll
Land assessed $9,100
Total assessed $35,100
Full market value $417,900
Est. annual tax $7,697 (2024, excl. special districts)
Building
Style Raised ranch
Year built 1966
Living area 1,880 sq ft
Bedrooms 3
Full baths 1
Heat Hot wtr/stm
Fuel Gas
Lot
Size 0.47 acres (GIS)
Frontage × depth 253 × 163 ft
Services & districts
Water Private
Sewer Private
Utilities Electric
School district Warwick Valley (335401)
Deed & identifiers
SBL 05700000020090000000
Print key 57-2-9
SWIS 335489
Parcel ID 33548905700000020090000000
Who owns 18 Hillside Ave? 18 Hillside Ave, Warwick is owned by Deerkoski, John S per the 2025 NYS assessment roll.
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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.
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