Property record

120 State Route 139, Katonah

School in Katonah, New York. It covers 527 square feet on the ground.

This building

120 State Route 139, Katonah. School in Katonah, New York. Property ID spy82pezbfjnf04.

Facts about 120 State Route 139, Katonah
Fact	Value	Source
Address	120 State Route 139, Katonah, NY 10536	USA Structures
Building type	School	USA Structures and SkyPSI estimator
Footprint	527 square feet	USA Structures
Perimeter	97.44 feet	USA Structures
Stories	2 stories	SkyPSI estimator
Parcel number	55520028.05-1-1	County and state public records
Land use	612 Schools	County and state public records

Whole-building ranges from the SkyPSI estimator, calibrated October 2, 2026. Grade C: modelled from the Texas calibration. What the grades mean.

Exterior soft wash from a boom lift, whole building
Service	Low	Most likely	High
Facade wash, conventional access	$500	$500	$1,000

Each fact names the source it comes from. A building file carries the source of each field, and SkyPSI shows that source beside the fact.

County and state public records: Situs addresses, parcel numbers, land use, year built and floor counts from county appraisal districts and state open data.
USA Structures: Building footprints, heights and occupancy from FEMA's USA Structures.
SkyPSI estimator: SkyPSI's own price model, calibrated rates and building-class rules.

Cost ranges come from the SkyPSI estimator, calibrated October 2, 2026. How a SkyEstimate is built.

Ask SkyPSI for a quote on your building.

Sources: County and state public records, USA Structures, SkyPSI estimator.

An estimate, not a quote. How a SkyEstimate is built.