# 1101 31st Street, Downers Grove

Retail in Downers Grove, Illinois. It covers 36,515 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

1101 31st Street, Downers Grove. Retail in Downers Grove, Illinois. Property ID spf665bd78nxxnt.

## Facts

**Facts about 1101 31st Street, Downers Grove**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 1101 31st Street, Downers Grove, IL 60515 | [USA Structures](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Building type | Retail | [USA Structures and SkyPSI estimator](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Place name | AllTranstek | [Overture Maps places](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Place type | transportation | [Overture Maps places](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Footprint | 36,515 square feet | [USA Structures](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Perimeter | 774.13 feet | [USA Structures](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Height | 25.85 feet | [USA Structures](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Height survey year | 2022 | [USA Structures](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Stories | 2 stories | [USA Structures](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-downers-grove/#how-we-know) |
| Exterior wall area | 20,014 square feet | [SkyPSI estimator](https://skypsi.com/property/il/chicago/spf665bd78nxxnt-1101-31st-street-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 from a boom lift, whole building**

| Service | Low | Most likely | High |
| --- | --- | --- | --- |
| Facade wash, conventional access | $3,000 | $5,500 | $9,500 |

## Best method

- [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $5,500.

## Similar buildings nearby

- [1001 31st Street, Downers Grove](https://skypsi.com/property/il/chicago/spfcad06e7nfpyg-1001-31st-street-downers-grove/)
- [1000 31st Street, Downers Grove](https://skypsi.com/property/il/chicago/spm5yvbeaftqwwh-1000-31st-street-downers-grove/)
- [3200 Highland Avenue, Downers Grove](https://skypsi.com/property/il/chicago/spr0kbgsqynx3qj-3200-highland-avenue-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/

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