# 1000 Hempstead Turnpike, Hempstead School in Hempstead, New York. It covers 20,735 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 1000 Hempstead Turnpike, Hempstead. School in Hempstead, New York. Property ID sp1ydk8918gkay9. ## Facts **Facts about 1000 Hempstead Turnpike, Hempstead** | Fact | Value | Source | | --- | --- | --- | | Address | 1000 Hempstead Turnpike, Hempstead, NY 11550 | [USA Structures](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Building type | School | [USA Structures and SkyPSI estimator](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Place name | Memorial Hall | [Overture Maps places](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Place type | campus building | [Overture Maps places](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Footprint | 20,735 square feet | [USA Structures](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Perimeter | 1,144.23 feet | [USA Structures](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Height | 40.39 feet | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Height survey year | 2014 | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Stories | 3 stories | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#how-we-know) | | Exterior wall area | 46,212 square feet | [SkyPSI estimator](https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/#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 | $7,000 | $13,000 | $21,500 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $13,000. ## Similar buildings nearby - [236 California Avenue, Uniondale](https://skypsi.com/property/ny/new-york/spxjevmjhe8rb3d-236-california-avenue-uniondale/) - [500 Hofstra Boulevard, Uniondale](https://skypsi.com/property/ny/new-york/spt1hc8hjaj022d-500-hofstra-boulevard-uniondale/) - [230 Swim Center West, Uniondale](https://skypsi.com/property/ny/new-york/spbsd0pqmmea2xy-230-swim-center-west-uniondale/) - [100 Charles Lindbergh Boulevard, Uniondale](https://skypsi.com/property/ny/new-york/sprz9argvbc3xme-100-charles-lindbergh-boulevard-uniondale/) - [1220 Front Street, Uniondale](https://skypsi.com/property/ny/new-york/sptcvt30aytx7cq-1220-front-street-uniondale/) - [440 Northern Parkway, Uniondale](https://skypsi.com/property/ny/new-york/spagk8s73ke4hrt-440-northern-parkway-uniondale/) - [626 Rxr Plaza, Uniondale](https://skypsi.com/property/ny/new-york/spbjrd3jxqbvztj-626-rxr-plaza-uniondale/) - [1 Education Drive, Garden City](https://skypsi.com/property/ny/new-york/sp48y5wm7xdkxrq-1-education-drive-garden-city/) ## 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. - [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: USA Structures, Overture Maps places, SkyPSI estimator, USGS 3D Elevation Program. 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/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead/ JSON: https://skypsi.com/property/ny/new-york/sp1ydk8918gkay9-1000-hempstead-turnpike-hempstead.json Content license: https://skypsi.com/content-license.txt