Property record
150 N Independence Mall W, Philadelphia
Office in Philadelphia, Pennsylvania. It covers 105,624 square feet on the ground.
This building
150 N Independence Mall W, Philadelphia. Office in Philadelphia, Pennsylvania. Property ID spk4k7hsznrbkck.
Facts
| Fact | Value | Source |
|---|---|---|
| Address | 150 N Independence Mall W, Philadelphia, PA | County and state public records |
| Building type | Office | USA Structures and SkyPSI estimator |
| Footprint | 105,624 square feet | USA Structures |
| Perimeter | 1,662.88 feet | USA Structures |
| Height | 118.8 feet | USA Structures |
| Stories | 7 stories | Overture Maps building footprints and Google Open Buildings |
| Exterior wall area | 197,549 square feet | SkyPSI estimator |
| Parcel number | 883009505 | County and state public records |
| Land use | OFFICES - OFF BLD N/COM W/PKG MASON | 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) | $16,500 | $31,000 | $51,500 |
| Facade wash with mold or growth treatment | $24,500 | $45,500 | $78,500 |
| Service | Low | Most likely | High |
|---|---|---|---|
| Facade wash, conventional access | $31,000 | $55,500 | $92,500 |
Window cleaning
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows only | $6,000 | $12,500 | $20,500 |
| Windows inside and out | $10,500 | $20,500 | $37,000 |
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows, rope access | $41,000 | $82,500 | $144,000 |
| Windows inside and out, rope access | $45,500 | $90,500 | $160,500 |
Best method
- Exterior soft wash: Drone has the lowest cost, most likely $31,000.
- Window cleaning: Drone has the lowest cost, most likely $12,500.
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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.