# 21 Highland Avenue, Port Washington

Apartments in Port Washington, New York. It covers 499 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

21 Highland Avenue, Port Washington. Apartments in Port Washington, New York. Property ID spangm1wyt1x9xz.

## Facts

**Facts about 21 Highland Avenue, Port Washington**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 21 Highland Avenue, Port Washington, NY 11050 | [USA Structures](https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington/#how-we-know) |
| Building type | Apartments | [USA Structures and SkyPSI estimator](https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington/#how-we-know) |
| Footprint | 499 square feet | [USA Structures](https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington/#how-we-know) |
| Perimeter | 89.49 feet | [USA Structures](https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington/#how-we-know) |
| Height | 12.86 feet | [USA Structures](https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington/#how-we-know) |
| Stories | 1 story | [USA Structures](https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington/#how-we-know) |
| Exterior wall area | 1,151 square feet | [SkyPSI estimator](https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington/#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 | $500 | $500 |

## Best method

- [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $500.

## Similar buildings nearby

- [100 Harbor View Drive, Port Washington](https://skypsi.com/property/ny/new-york/spj7rp2yx3h5ky6-100-harbor-view-drive-port-washington/)
- [300 East Overlook, Port Washington](https://skypsi.com/property/ny/new-york/spntf14zptvgsrh-300-east-overlook-port-washington/)
- [100 Landing Road, Roslyn](https://skypsi.com/property/ny/new-york/spt9sdpdrqx0b6b-100-landing-road-roslyn/)
- [300 Edwards Street, Roslyn](https://skypsi.com/property/ny/new-york/spd4atjsxdemv2t-300-edwards-street-roslyn/)
- [2009 Royal Court, Manhasset](https://skypsi.com/property/ny/new-york/sp2qnrs81qr8g1y-2009-royal-court-manhasset/)
- [69 North Service Road, Great Neck](https://skypsi.com/property/ny/new-york/spcysxj2n9tbwdj-69-north-service-road-great-neck/)
- [1100 Avalon Square, Glen Cove](https://skypsi.com/property/ny/new-york/spm0nvm66pn1m63-1100-avalon-square-glen-cove/)
- [178 2nd Street, Mineola](https://skypsi.com/property/ny/new-york/spr9zm03xvjnqwq-178-2nd-street-mineola/)

## 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/

Page: https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington/
JSON: https://skypsi.com/property/ny/new-york/spangm1wyt1x9xz-21-highland-avenue-port-washington.json
Content license: https://skypsi.com/content-license.txt