# 421 White Plains Road, Eastchester Office in Eastchester, New York. It covers 15,081 square feet on the ground. Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 27, 2026. Method propdata-estimator-v6. ## This building 421 White Plains Road, Eastchester. Office in Eastchester, New York. Property ID sp4xzs9p1zjekcb. ## Facts **Facts about 421 White Plains Road, Eastchester** | Fact | Value | Source | | --- | --- | --- | | Address | 421 White Plains Road, Eastchester, NY 10709 | [USA Structures](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Building type | Office | [USA Structures and SkyPSI estimator](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Place name | Dr. Joseph G. Comizio | [Overture Maps places](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Place type | health and medical | [Overture Maps places](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Footprint | 15,081 square feet | [USA Structures](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Perimeter | 836.22 feet | [USA Structures](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Height | 40.45 feet | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Height survey year | 2019 | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Stories | 3 stories | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Exterior wall area | 33,827 square feet | [SkyPSI estimator](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Parcel number | 55248944./3/12 | [County and state public records](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | | Land use | 482 Downtown row type (detached) | [County and state public records](https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/#how-we-know) | ## Cost ranges Whole-building ranges from the SkyPSI estimator, calibrated October 2, 2026. Grade C: modelled from the Texas calibration. [What the grades mean](https://skypsi.com/estimates/methodology/confidence-grades/). ### Exterior soft wash **Exterior soft wash from a boom lift, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash, conventional access | $5,500 | $10,000 | $17,000 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $10,000. ## Similar buildings nearby - [427 White Plains Road, Eastchester](https://skypsi.com/property/ny/new-york/spw36kn004pqe9d-427-white-plains-road-eastchester/) - [155 Fisher Avenue, Eastchester](https://skypsi.com/property/ny/new-york/sp8jme3qx49m4k0-155-fisher-avenue-eastchester/) - [440 White Plains Road, Eastchester](https://skypsi.com/property/ny/new-york/spx8cppnzpcbhrn-440-white-plains-road-eastchester/) - [1 Mill Road, Eastchester](https://skypsi.com/property/ny/new-york/spapj7y1am3zmfr-1-mill-road-eastchester/) - [1 Michael Frey Drive, Eastchester](https://skypsi.com/property/ny/new-york/sppytqys187eqez-1-michael-frey-drive-eastchester/) - [11 Mill Road, Eastchester](https://skypsi.com/property/ny/new-york/spav959nc4158e7-11-mill-road-eastchester/) - [107 Hillside Place, Eastchester](https://skypsi.com/property/ny/new-york/spf0v884x8ebcc8-107-hillside-place-eastchester/) - [369 White Plains Road, Eastchester](https://skypsi.com/property/ny/new-york/sp1mz6zeqzh0ydz-369-white-plains-road-eastchester/) ## How we know 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](https://comptroller.texas.gov/taxes/property-tax/): Situs addresses, parcel numbers, land use, year built and floor counts from county appraisal districts and state open data. - [USA Structures](https://disasters.geoplatform.gov/USA_Structures/): Building footprints, heights and occupancy from FEMA's USA Structures. - [Overture Maps places](https://docs.overturemaps.org/attribution/): Business and place names from the Overture Maps places theme. - [SkyPSI estimator](https://skypsi.com/estimates/methodology/sources-and-licensing/): SkyPSI's own price model, calibrated rates and building-class rules. - [USGS 3D Elevation Program](https://www.usgs.gov/3d-elevation-program): Lidar elevation data that gives building heights where other sources have none. Cost ranges come from the SkyPSI estimator, calibrated October 2, 2026. [How a SkyEstimate is built](https://skypsi.com/estimates/methodology/how-a-skyestimate-is-built/). [Request a Quote](https://skypsi.com/request-a-quote) --- Sources: County and state public records, USA Structures, Overture Maps places, SkyPSI estimator, USGS 3D Elevation Program. Parcel and address facts from county appraisal districts and state open-data programs (public records). https://comptroller.texas.gov/taxes/property-tax/ Building footprints: USA Structures, FEMA Response Geospatial Office, Oak Ridge National Laboratory and U.S. Geological Survey (CC BY 4.0). https://disasters.geoplatform.gov/USA_Structures/ Business names: Overture Maps Foundation, overturemaps.org (places theme, CDLA Permissive 2.0). https://docs.overturemaps.org/attribution/ Building heights from the U.S. Geological Survey 3D Elevation Program (public domain). https://www.usgs.gov/3d-elevation-program Page: https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester/ JSON: https://skypsi.com/property/ny/new-york/sp4xzs9p1zjekcb-421-white-plains-road-eastchester.json Content license: https://skypsi.com/content-license.txt