# 4021 South Mason Road, Katy

School in Katy, Texas. It covers 591 square feet on the ground.

Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 14, 2026. Method propdata-estimator-v6.

## This building

4021 South Mason Road, Katy. School in Katy, Texas. Property ID spw50d2bj642t5z.

## Facts

**Facts about 4021 South Mason Road, Katy**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 4021 South Mason Road, Katy, TX 77450 | [USA Structures](https://skypsi.com/property/tx/houston/spw50d2bj642t5z-4021-south-mason-road-katy/#how-we-know) |
| Building type | School | [USA Structures and SkyPSI estimator](https://skypsi.com/property/tx/houston/spw50d2bj642t5z-4021-south-mason-road-katy/#how-we-know) |
| Footprint | 591 square feet | [USA Structures](https://skypsi.com/property/tx/houston/spw50d2bj642t5z-4021-south-mason-road-katy/#how-we-know) |
| Perimeter | 105.63 feet | [USA Structures](https://skypsi.com/property/tx/houston/spw50d2bj642t5z-4021-south-mason-road-katy/#how-we-know) |
| Stories | 2 stories | [SkyPSI estimator](https://skypsi.com/property/tx/houston/spw50d2bj642t5z-4021-south-mason-road-katy/#how-we-know) |
| Parcel number | 142199 | [County and state public records](https://skypsi.com/property/tx/houston/spw50d2bj642t5z-4021-south-mason-road-katy/#how-we-know) |

## Cost ranges

Whole-building ranges from the SkyPSI estimator, calibrated October 2, 2026. Grade C: modelled from the Texas calibration. [What the grades mean](https://skypsi.com/estimates/methodology/confidence-grades/).

### Exterior soft wash

**Exterior soft wash from a boom lift, whole building**

| Service | Low | Most likely | High |
| --- | --- | --- | --- |
| Facade wash, conventional access | $500 | $1,000 | $1,500 |

## Best method

- [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $1,000.

## Similar buildings nearby

- [4025 Mason Rd, Katy](https://skypsi.com/property/tx/houston/sp5qwa4xvc6nf15-4025-mason-rd-katy/)
- [4242 Mason Rd, Katy](https://skypsi.com/property/tx/houston/spdmwrk6sqed5ah-4242-mason-rd-katy/)
- [4242 South Mason Road, Katy](https://skypsi.com/property/tx/houston/sp8jwpz3gye919d-4242-south-mason-road-katy/)

## 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](https://comptroller.texas.gov/taxes/property-tax/): Situs addresses, parcel numbers, land use, year built and floor counts from county appraisal districts and state open data.
- [USA Structures](https://disasters.geoplatform.gov/USA_Structures/): Building footprints, heights and occupancy from FEMA's USA Structures.
- [SkyPSI estimator](https://skypsi.com/estimates/methodology/sources-and-licensing/): 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](https://skypsi.com/estimates/methodology/how-a-skyestimate-is-built/).

[Request a Quote](https://skypsi.com/request-a-quote)

---

Sources: County and state public records, USA Structures, SkyPSI estimator.

Parcel and address facts from county appraisal districts and state open-data programs (public records). https://comptroller.texas.gov/taxes/property-tax/

Building footprints: USA Structures, FEMA Response Geospatial Office, Oak Ridge National Laboratory and U.S. Geological Survey (CC BY 4.0). https://disasters.geoplatform.gov/USA_Structures/

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