# 24805 West Roberts Avenue, Channahon School in Channahon, Illinois. It covers 76,665 square feet on the ground. Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 9, 2026. Method propdata-estimator-v6. ## This building 24805 West Roberts Avenue, Channahon. School in Channahon, Illinois. Property ID spxbc8rmrhv6kxh. ## Facts **Facts about 24805 West Roberts Avenue, Channahon** | Fact | Value | Source | | --- | --- | --- | | Address | 24805 West Roberts Avenue, Channahon, IL 60410 | [USA Structures](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Building type | School | [USA Structures and SkyPSI estimator](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Place name | Galloway Elementary School | [Overture Maps places](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Place type | elementary school | [Overture Maps places](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Footprint | 76,665 square feet | [USA Structures](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Perimeter | 2,126.76 feet | [USA Structures](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Height | 23.59 feet | [USGS 3D Elevation Program](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Height survey year | 2014 | [USGS 3D Elevation Program](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Stories | 2 stories | [USGS 3D Elevation Program](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#how-we-know) | | Exterior wall area | 50,169 square feet | [SkyPSI estimator](https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/#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 | $7,500 | $14,000 | $23,000 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $14,000. ## Similar buildings nearby - [24805 West Roberts Avenue, Channahon](https://skypsi.com/property/il/chicago/spgyt2jqeen0v87-24805-west-roberts-avenue-channahon/) - [24805 West Roberts Avenue, Channahon](https://skypsi.com/property/il/chicago/spywezgggqsg3h0-24805-west-roberts-avenue-channahon/) - [24856 West Eames Street, Channahon](https://skypsi.com/property/il/chicago/sp256c2hqwt4sb7-24856-west-eames-street-channahon/) ## 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. - [USA Structures](https://disasters.geoplatform.gov/USA_Structures/): Building footprints, heights and occupancy from FEMA's USA Structures. - [Overture Maps places](https://docs.overturemaps.org/attribution/): Business and place names from the Overture Maps places theme. - [SkyPSI estimator](https://skypsi.com/estimates/methodology/sources-and-licensing/): SkyPSI's own price model, calibrated rates and building-class rules. - [USGS 3D Elevation Program](https://www.usgs.gov/3d-elevation-program): Lidar elevation data that gives building heights where other sources have none. 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: USA Structures, Overture Maps places, SkyPSI estimator, USGS 3D Elevation Program. 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/ Business names: Overture Maps Foundation, overturemaps.org (places theme, CDLA Permissive 2.0). https://docs.overturemaps.org/attribution/ Building heights from the U.S. Geological Survey 3D Elevation Program (public domain). https://www.usgs.gov/3d-elevation-program Page: https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon/ JSON: https://skypsi.com/property/il/chicago/spxbc8rmrhv6kxh-24805-west-roberts-avenue-channahon.json Content license: https://skypsi.com/content-license.txt