Public Research

Blackstone Hotel

Chicago's landmark record gives Blackstone Hotel a stable base for work on commercial development, architectural branding, and the longer public life of the site.

Blackstone Hotel 636 S Michigan Ave, Chicago, Illinois Precision: Exact

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Quick Take

  • Official status: Chicago individual landmark.
  • Address: 636 S Michigan Ave.
  • Built: 1910.
  • Architect: Marshall & Fox.

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Why It Matters

Blackstone Hotel keeps a real place attached to commercial development, architectural branding, and corridor and downtown change.

Once that baseline is in place, the site can support deeper work on stewardship, alteration, public memory, and the larger corridor or block around it.

Field Network

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Research Narrative

Landmark Context

Blackstone Hotel is held in public view at 636 S Michigan Ave by the city's landmark record. The current city data lists it as dating to a construction date of 1910 and credits Marshall & Fox. It was designated on April 29, 1998. Blackstone Hotel already has a usable public frame for work on commercial development, architectural branding, and corridor and downtown change.

Blackstone Hotel gains definition in the field when attention concentrates on storefront depth, upper-floor expression, and corner treatment, how the facade addresses pedestrian traffic, and later signage, infill, or reuse. Seen that way, the landmark helps explain how commercial architecture stayed visible even as the economic life around it changed.

Research Starting Points

Blackstone Hotel gains a fuller record through trade press and city directories, permit files and assessor records, and historic photographs and newspaper coverage. That source trail is often the best way to move from designation summary to a fuller building history.

Blackstone Hotel gives later fieldwork and archives a stable site to keep circling back to.

Public Actions

Campaign / Petition Record

Ordered oldest to newest.

1910

Development

Construction period recorded in city landmark data

Chicago's public landmark data records Blackstone Hotel as built in 1910.

April 29, 1998

Designation

Chicago individual landmark designation

City of Chicago designated Blackstone Hotel as an individual landmark on April 29, 1998.

February 2026

Inventory

City landmark address list and data portal record

Blackstone Hotel remains listed in Chicago's public individual-landmark address list and open-data record.

Signals

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Latest 3 stories

Blackstone Hotel, Chicago, Illinois

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Sources

Source Trail

Chicago Landmark Name List 2025.6

institution

Use for official landmark status and naming.

City of Chicago Open Data: Individual Landmarks

dataset

Use for address, built date, architect, and point geometry in the city data portal.

Chicago Landmark Address List February 2026

institution

Use for address normalization and cross-checking the city's public landmark list.

Place Snapshot

Place
Blackstone Hotel
Location
636 S Michigan Ave, Chicago, Illinois
Coverage
Exact

Key Facts

Region
Chicago, Illinois / Midwest
Place type
Commercial Building
Current status
Preserved
Address
636 S Michigan Ave
Built
1910
Architect
Marshall & Fox
Designated
April 29, 1998

Design / Planning Timeline

Marshall & Fox
1910

Milestone

Use as a starting point for confirming authorship against permits, drawings, and later landmark reports.

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