# 103 West Main Street, Saint Charles Retail in Saint Charles, Illinois. It covers 20,713 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 103 West Main Street, Saint Charles. Retail in Saint Charles, Illinois. Property ID spp4ghhp1qg986y. ## Facts **Facts about 103 West Main Street, Saint Charles** | Fact | Value | Source | | --- | --- | --- | | Address | 103 West Main Street, Saint Charles, IL 60174 | [USA Structures](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Building type | Retail | [USA Structures and SkyPSI estimator](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Place name | Forever Yogurt | [Overture Maps places](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Place type | frozen yoghurt shop | [Overture Maps places](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Footprint | 20,713 square feet | [USA Structures](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Perimeter | 738.29 feet | [USA Structures](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Height | 36.75 feet | [USGS 3D Elevation Program](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Height survey year | 2017 | [USGS 3D Elevation Program](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Stories | 2 stories | [USGS 3D Elevation Program](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#how-we-know) | | Exterior wall area | 27,129 square feet | [SkyPSI estimator](https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles/#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 | $4,000 | $7,000 | $11,500 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $7,000. ## Similar buildings nearby - [24 South 2nd Street, Saint Charles](https://skypsi.com/property/il/chicago/sp7qp40w1031pjz-24-south-2nd-street-saint-charles/) - [203 West Main Street, Saint Charles](https://skypsi.com/property/il/chicago/spbhpt7eqr98acr-203-west-main-street-saint-charles/) - [13 South 2nd Street, Saint Charles](https://skypsi.com/property/il/chicago/spzxtxnma4rq17j-13-south-2nd-street-saint-charles/) ## 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/spp4ghhp1qg986y-103-west-main-street-saint-charles/ JSON: https://skypsi.com/property/il/chicago/spp4ghhp1qg986y-103-west-main-street-saint-charles.json Content license: https://skypsi.com/content-license.txt