Property record
448 W 56 St, New York
School in New York, New York. It covers 60,206 square feet on the ground.
This building
448 W 56 St, New York. School in New York, New York. Property ID spfrz6taj9sz805.
Facts
| Fact | Value | Source |
|---|---|---|
| Address | 448 W 56 St, New York, NY 10019 | Overture Maps addresses |
| Building type | School | USA Structures and SkyPSI estimator |
| Place name | Independence High School | Overture Maps places |
| Place type | high school | Overture Maps places |
| Footprint | 60,206 square feet | USA Structures |
| Perimeter | 1,050.4 feet | USA Structures |
| Height | 85.3 feet | Overture Maps building footprints and Google Open Buildings |
| Stories | 7 stories | Overture Maps building footprints and Google Open Buildings |
| Exterior wall area | 89,601 square feet | SkyPSI estimator |
| Parcel number | 1010650001 | County and state public records |
| Land use | 08 Public Facilities & Institutions (class W9) | County and state public records |
| Year built | 1924 | County and state public records |
| Stories on the parcel record | 6 stories | County and state public records |
| Building area on the parcel record | 243,459 square feet | County and state public records |
Cost ranges
Whole-building ranges from the SkyPSI estimator, calibrated October 2, 2026. Grade C: modelled from the Texas calibration. What the grades mean.
Exterior soft wash
| Service | Low | Most likely | High |
|---|---|---|---|
| Facade wash (drone) | $7,500 | $14,500 | $24,000 |
| Facade wash with mold or growth treatment | $11,500 | $21,000 | $36,500 |
| Service | Low | Most likely | High |
|---|---|---|---|
| Facade wash, conventional access | $14,500 | $26,000 | $43,500 |
Window cleaning
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows only | $3,000 | $6,000 | $9,500 |
| Windows inside and out | $5,000 | $9,500 | $17,500 |
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows, rope access | $19,500 | $38,500 | $67,500 |
| Windows inside and out, rope access | $21,000 | $42,500 | $75,000 |
Best method
- Exterior soft wash: Drone has the lowest cost, most likely $14,500.
- Window cleaning: Drone has the lowest cost, most likely $6,000.
Similar buildings nearby
- 428 W 56 St, New York
- 423 W 55 St, New York
- 419 W 55 St, New York
- 415 W 55 St, New York
- 450 West 56 Street, New York
- 405 W 55 St, New York
- 400 W 56 St, New York
- 440 West 53 Street, New York
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 addresses: Street addresses from the Overture Maps addresses theme.
- Overture Maps building footprints: Building outlines, heights and floor counts from the Overture Maps buildings theme.
- Overture Maps places: Business and place names from the Overture Maps places 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.
Ask SkyPSI for a quote on your building.
Request a QuoteSources: County and state public records, USA Structures, Google Open Buildings, Overture Maps addresses, Overture Maps building footprints, Overture Maps places, SkyPSI estimator.
An estimate, not a quote. How a SkyEstimate is built.