Property record
521 W 145 St, New York
School in New York, New York. It covers 18,884 square feet on the ground.
This building
521 W 145 St, New York. School in New York, New York. Property ID sp6yh7rrxs1sxfv.
Facts
| Fact | Value | Source |
|---|---|---|
| Address | 521 W 145 St, New York, NY 10031 | Overture Maps addresses |
| Building type | School | Overture Maps building footprints and SkyPSI estimator |
| Place name | Boys and Girls Club of Harlem | Overture Maps places |
| Place type | youth organizations | Overture Maps places |
| Footprint | 18,884 square feet | Overture Maps building footprints |
| Perimeter | 1,013.92 feet | Overture Maps building footprints |
| Height | 79.07 feet | Overture Maps building footprints and Google Open Buildings |
| Stories | 5 stories | Overture Maps building footprints and Google Open Buildings |
| Exterior wall area | 80,169 square feet | SkyPSI estimator |
| Parcel number | 1020777501 | County and state public records |
| Land use | 04 Mixed Residential & Commercial Buildings (class RM) | County and state public records |
| Year built | 1902 | County and state public records |
| Stories on the parcel record | 5 stories | County and state public records |
| Building area on the parcel record | 111,822 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) | $7,000 | $13,000 | $21,500 |
| Facade wash with mold or growth treatment | $10,500 | $19,000 | $32,500 |
| Service | Low | Most likely | High |
|---|---|---|---|
| Facade wash, conventional access | $13,000 | $23,000 | $38,500 |
Window cleaning
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows only | $2,500 | $5,000 | $8,500 |
| Windows inside and out | $4,500 | $8,500 | $15,500 |
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows, rope access | $17,000 | $34,000 | $60,000 |
| Windows inside and out, rope access | $19,000 | $37,500 | $67,000 |
Best method
- Exterior soft wash: Drone has the lowest cost, most likely $13,000.
- Window cleaning: Drone has the lowest cost, most likely $5,000.
Similar buildings nearby
- 521 W 146 St, New York
- 545 W 146 St, New York
- 547 W 146 St, New York
- 1750 Amsterdam Avenue, New York
- 3574 Broadway, New York
- 3560 Broadway, New York
- 3578 Broadway, New York
- 468 West 143 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.
- 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, 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.