Property record
21 West Columbia Street, Hempstead
Retail in Hempstead, New York. It covers 593 square feet on the ground.
This building
21 West Columbia Street, Hempstead. Retail in Hempstead, New York. Property ID sp43tpvkqqkj8rv.
Facts
| Fact | Value | Source |
|---|---|---|
| Address | 21 West Columbia Street, Hempstead, NY 11550 | USA Structures |
| Building type | Retail | USA Structures and SkyPSI estimator |
| Footprint | 593 square feet | USA Structures |
| Perimeter | 97.4 feet | USA Structures |
| Height | 7.43 feet | Overture Maps building footprints and Google Open Buildings |
| Stories | 1 story | Overture Maps building footprints and Google Open Buildings |
| Exterior wall area | 724 square feet | SkyPSI estimator |
| Parcel number | 282013-34.-195-136 | County and state public records |
| Land use | 430 - Motor Vehicle Services | County and state public records |
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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: 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.
- Google Open Buildings: Building outlines and heights from Google Open Buildings, reached through the Overture Maps buildings theme.
- Overture Maps building footprints: Building outlines, heights and floor counts from the Overture Maps buildings theme.
- 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.
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Request a QuoteSources: County and state public records, USA Structures, Google Open Buildings, Overture Maps building footprints, SkyPSI estimator.
An estimate, not a quote. How a SkyEstimate is built.