Property record
100 W 21st St, Austin
School in Austin, Texas. It covers 50,955 square feet on the ground.
This building
100 W 21st St, Austin. School in Austin, Texas. Property ID sp84pf8xwccjqy0.
Facts
| Fact | Value | Source |
|---|---|---|
| Address | 100 W 21st St, Austin, TX 78705 | USA Structures |
| Building type | School | USA Structures and SkyPSI estimator |
| Place name | McCombs School of Business | Overture Maps places |
| Place type | college university | Overture Maps places |
| Footprint | 50,955 square feet | USA Structures |
| Perimeter | 1,014.29 feet | USA Structures |
| Height | 52.85 feet | Overture Maps building footprints and Google Open Buildings |
| Height survey year | 2017 | Overture Maps building footprints and Google Open Buildings |
| Stories | 5 stories | Overture Maps building footprints and Google Open Buildings |
| Exterior wall area | 53,610 square feet | SkyPSI estimator |
| Parcel number | 203877 | County and state public records |
| Land use | E1 Rural land and non-qualified improvements | 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) | $4,500 | $8,500 | $14,000 |
| Facade wash with mold or growth treatment | $6,500 | $12,000 | $21,000 |
| Service | Low | Most likely | High |
|---|---|---|---|
| Facade wash, conventional access | $8,500 | $15,000 | $25,000 |
Window cleaning
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows only | $1,500 | $3,500 | $5,500 |
| Windows inside and out | $3,000 | $5,500 | $10,000 |
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows, rope access | $11,000 | $22,000 | $38,500 |
| Windows inside and out, rope access | $12,000 | $24,000 | $43,000 |
Best method
- Exterior soft wash: Drone has the lowest cost, most likely $8,500.
- Window cleaning: Drone has the lowest cost, most likely $3,500.
Similar buildings nearby
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.