Property record
821 Union Avenue, Bronx
Office in Bronx, New York. It covers 3,016 square feet on the ground.
This building
821 Union Avenue, Bronx. Office in Bronx, New York. Property ID sp3750d37cys236.
Facts
| Fact | Value | Source |
|---|---|---|
| Address | 821 Union Avenue, Bronx, NY 10459 | USA Structures |
| Building type | Office | USA Structures and SkyPSI estimator |
| Footprint | 3,016 square feet | USA Structures |
| Perimeter | 250 feet | USA Structures |
| Height | 37.73 feet | Overture Maps building footprints and Google Open Buildings |
| Stories | 3 stories | Overture Maps building footprints and Google Open Buildings |
| Exterior wall area | 8,391 square feet | SkyPSI estimator |
| Parcel number | 2026660028 | County and state public records |
| Land use | 01 One & Two Family Buildings (class B3) | County and state public records |
| Year built | 1920 | County and state public records |
| Stories on the parcel record | 2 stories | County and state public records |
| Building area on the parcel record | 2,132 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, conventional access | $1,500 | $2,500 | $4,500 |
Best method
- Exterior soft wash: Boom lift fits this building, most likely $2,500.
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- 3,016SQ FT MEASURED
- $2,500MOST LIKELY PRICE
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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 building footprints: Building outlines, heights and floor counts from the Overture Maps buildings 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 building footprints, SkyPSI estimator.
An estimate, not a quote. How a SkyEstimate is built.