Property record
491 Allendale Road, King of Prussia
School in King of Prussia, Pennsylvania. It covers 20,839 square feet on the ground.
This building
491 Allendale Road, King of Prussia. School in King of Prussia, Pennsylvania. Property ID sp3fv9gh0m2f317.
Facts
| Fact | Value | Source |
|---|---|---|
| Address | 491 Allendale Road, King of Prussia, PA 19406 | USA Structures |
| Building type | School | USA Structures and SkyPSI estimator |
| Place name | Quest Diagnostics | Overture Maps places |
| Place type | laboratory testing | Overture Maps places |
| Footprint | 20,839 square feet | USA Structures |
| Perimeter | 1,023.51 feet | USA Structures |
| Height | 31.46 feet | USA Structures |
| Stories | 3 stories | Overture Maps building footprints and Google Open Buildings |
| Exterior wall area | 32,203 square feet | SkyPSI estimator |
| Parcel number | 580000385007 | County and state public records |
| Land use | 4271 C | 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 | $4,500 | $8,500 | $14,000 |
Best method
- Exterior soft wash: Boom lift fits this building, most likely $8,500.
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- 20,839SQ FT MEASURED
- $8,500MOST 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.
- 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 building footprints, Overture Maps places, SkyPSI estimator.
An estimate, not a quote. How a SkyEstimate is built.