# 1190 William Street, Hewlett

School in Hewlett, New York. It covers 1,315 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

1190 William Street, Hewlett. School in Hewlett, New York. Property ID spzx5amva2a27mb.

## Facts

**Facts about 1190 William Street, Hewlett**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 1190 William Street, Hewlett, NY 11557 | [USA Structures](https://skypsi.com/property/ny/new-york/spzx5amva2a27mb-1190-william-street-hewlett/#how-we-know) |
| Building type | School | [USA Structures and SkyPSI estimator](https://skypsi.com/property/ny/new-york/spzx5amva2a27mb-1190-william-street-hewlett/#how-we-know) |
| Footprint | 1,315 square feet | [USA Structures](https://skypsi.com/property/ny/new-york/spzx5amva2a27mb-1190-william-street-hewlett/#how-we-know) |
| Perimeter | 152.22 feet | [USA Structures](https://skypsi.com/property/ny/new-york/spzx5amva2a27mb-1190-william-street-hewlett/#how-we-know) |
| Height | 18.8 feet | [USA Structures](https://skypsi.com/property/ny/new-york/spzx5amva2a27mb-1190-william-street-hewlett/#how-we-know) |
| Stories | 1 story | [USA Structures](https://skypsi.com/property/ny/new-york/spzx5amva2a27mb-1190-william-street-hewlett/#how-we-know) |
| Exterior wall area | 2,862 square feet | [SkyPSI estimator](https://skypsi.com/property/ny/new-york/spzx5amva2a27mb-1190-william-street-hewlett/#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 | $500 | $1,000 | $1,500 |

## Best method

- [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $1,000.

## Similar buildings nearby

- [1170 William Street, Hewlett](https://skypsi.com/property/ny/new-york/spqmccj582neg3m-1170-william-street-hewlett/)
- [1170 William Street, Hewlett](https://skypsi.com/property/ny/new-york/spzrdaq7x0qjpra-1170-william-street-hewlett/)
- [434 Haven Place, Hewlett](https://skypsi.com/property/ny/new-york/spenex2gtwae0ej-434-haven-place-hewlett/)
- [411 Serena Road, Hewlett](https://skypsi.com/property/ny/new-york/sp0afkn441bg2g9-411-serena-road-hewlett/)
- [1170 Peninsula Boulevard, Hewlett](https://skypsi.com/property/ny/new-york/sppca3zz0d9fbpx-1170-peninsula-boulevard-hewlett/)
- [367 Franklin Avenue, Hewlett](https://skypsi.com/property/ny/new-york/spk9bpqsm30bt26-367-franklin-avenue-hewlett/)
- [1180 Henrietta Place, Hewlett](https://skypsi.com/property/ny/new-york/spmkxvkkjk4k9f3-1180-henrietta-place-hewlett/)
- [1170 Peninsula Boulevard, Hewlett](https://skypsi.com/property/ny/new-york/spvnz17ekm232m5-1170-peninsula-boulevard-hewlett/)

## 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.
- [SkyPSI estimator](https://skypsi.com/estimates/methodology/sources-and-licensing/): 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](https://skypsi.com/estimates/methodology/how-a-skyestimate-is-built/).

[Request a Quote](https://skypsi.com/request-a-quote)

---

Sources: USA Structures, SkyPSI estimator.

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/

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