× Home › Property records › Montgomery County › Amsterdam, City › Knollwood Ave › 20 Knollwood Ave20 Knollwood AveAmsterdam, City · Montgomery County $7,647 Full market value 311 · Vacant land
Owner of record
Owner Christian, Mary A
Also Christian, William P
Mailing address 18 Knollwood Ave · Amsterdam, NY, 12010
Assessment · 2025 roll
Land assessed $2,600
Total assessed $2,600
Full market value $7,647
Est. annual tax $185 (2024, excl. special districts)
Lot
Size 0.11 acres (GIS)
Frontage × depth 50 × 100 ft
Services & districts
Water Comm/public
Sewer Comm/public
Utilities Gas & elec
School district Amsterdam (270100)
Deed & identifiers
SBL 03901100080260000000
Print key 39.11-8-26
SWIS 270100
Parcel ID 27010003901100080260000000
Who owns 20 Knollwood Ave? 20 Knollwood Ave, Amsterdam, City is owned by Christian, Mary A 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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