# 1431 Opus Place, Downers Grove Retail in Downers Grove, Illinois. It covers 36,157 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 1431 Opus Place, Downers Grove. Retail in Downers Grove, Illinois. Property ID spdyz22zf0nwbn7. ## Facts **Facts about 1431 Opus Place, Downers Grove** | Fact | Value | Source | | --- | --- | --- | | Address | 1431 Opus Place, Downers Grove, IL 60515 | [USA Structures](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Building type | Retail | [USA Structures and SkyPSI estimator](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Place name | Maid Brigade-Downers Grove | [Overture Maps places](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Place type | home cleaning | [Overture Maps places](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Footprint | 36,157 square feet | [USA Structures](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Perimeter | 933.2 feet | [USA Structures](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Height | 69.03 feet | [USA Structures](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Height survey year | 2022 | [USA Structures](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Stories | 5 stories | [USA Structures](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#how-we-know) | | Exterior wall area | 64,418 square feet | [SkyPSI estimator](https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/#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 by drone, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash (drone) | $5,500 | $10,000 | $16,500 | | Facade wash with mold or growth treatment | $8,000 | $14,500 | $25,500 | **Exterior soft wash from a boom lift and by rope access, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash, conventional access | $10,000 | $18,000 | $30,000 | ### Window cleaning **Window cleaning by drone, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Exterior windows only | $2,000 | $4,000 | $6,500 | | Windows inside and out | $3,500 | $6,500 | $12,000 | **Window cleaning by rope access, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Exterior windows, rope access | $13,500 | $27,000 | $47,000 | | Windows inside and out, rope access | $14,500 | $29,500 | $52,000 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Drone has the lowest cost, most likely $10,000. - [Window cleaning](https://skypsi.com/estimates/window-cleaning/): Drone has the lowest cost, most likely $4,000. ## Similar buildings nearby - [3333 Finley Road, Downers Grove](https://skypsi.com/property/il/chicago/spqwwgd1f89gyxe-3333-finley-road-downers-grove/) - [1431 Opus Place, Downers Grove](https://skypsi.com/property/il/chicago/sp88gy353q2yc79-1431-opus-place-downers-grove/) - [1501 Opus Place, Downers Grove](https://skypsi.com/property/il/chicago/spkpz4ezh9wt770-1501-opus-place-downers-grove/) ## 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. 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. 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/ Page: https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove/ JSON: https://skypsi.com/property/il/chicago/spdyz22zf0nwbn7-1431-opus-place-downers-grove.json Content license: https://skypsi.com/content-license.txt