Property record
845 North Michigan Avenue, Chicago
Hotel in Chicago, Illinois. It covers 117,720 square feet on the ground.
This building
845 North Michigan Avenue, Chicago. Hotel in Chicago, Illinois. Property ID sp54zvy4sca360w.
Facts
| Fact | Value | Source |
|---|---|---|
| Address | 845 North Michigan Avenue, Chicago, IL 60611 | USA Structures |
| Building type | Hotel | USA Structures and SkyPSI estimator |
| Place name | The Ritz-Carlton | Overture Maps places |
| Place type | hotel | Overture Maps places |
| Footprint | 117,720 square feet | USA Structures |
| Perimeter | 1,509.7 feet | USA Structures |
| Height | 283.2 feet | USA Structures |
| Stories | 22 stories | USA Structures |
| Exterior wall area | 427,549 square feet | SkyPSI estimator |
Cost ranges
Whole-building ranges from the SkyPSI estimator, calibrated October 2, 2026. Grade C: modelled from the Texas calibration. What the grades mean.
Exterior soft wash
| Service | Low | Most likely | High |
|---|---|---|---|
| Facade wash, conventional access | $66,500 | $119,500 | $199,500 |
Window cleaning
| Service | Low | Most likely | High |
|---|---|---|---|
| Exterior windows, rope access | $88,500 | $177,000 | $310,000 |
| Windows inside and out, rope access | $97,500 | $195,000 | $345,500 |
Best method
- Exterior soft wash: Boom lift and Rope access fit this building at the same cost, most likely $119,500.
- Window cleaning: Rope access fits this building, most likely $177,000.
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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: Building footprints, heights and occupancy from FEMA's USA Structures.
- Overture Maps places: Business and place names from the Overture Maps places theme.
- SkyPSI estimator: 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.
Ask SkyPSI for a quote on your building.
Request a QuoteSources: USA Structures, Overture Maps places, SkyPSI estimator.
An estimate, not a quote. How a SkyEstimate is built.