Old Rte 100, Katonah, NY Property Records

Westchester County and Somers Town property records for 4 addresses on Old Rte 100, Katonah, NY · Last verified May 2026

Old Rte 100 Highlights

Properties 4
Latest Sale $660,000 (Dec 2001)
Sales Recorded 2
Average Living Area 3,338 sq ft
Owner Occupied 100%
Median Annual Tax Bill $36,137
Median Year Built 1935
Average Ownership Tenure 25 years

Properties on Old Rte 100

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

17 Old Rte 100

4 bd · 3 ba · 3,881 sqft · built 1929 · 10 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,5442025 2 Names on Record Owner Occupied AssessorUpdated May 2026

19 Old Rte 100

4 bd · 2 ba · 4,633 sqft · built 1949 · 12.8 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,175,000Oct 2001 $36,1372025 2 Names on Record Owner Occupied AssessorUpdated May 2026

21 Old Rte 100

2 ba · 2,647 sqft · built 1934 · 2.38 acres

Last Sale Tax Bill Prior Sale Owner Records
$46,9622025 1 Name on Record Owner Occupied AssessorUpdated May 2026

23 Old Rte 100

2 ba · 2,192 sqft · built 1935 · 2.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$660,000Dec 2001 $16,3412025 Amount on Record Sep 1997 2 Names on Record Owner Occupied AssessorUpdated May 2026

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