Public Research

(Former) Cosmopolitan State Bank Building

Chicago's landmark record gives (Former) Cosmopolitan State Bank Building a stable base for work on bank architecture, neighborhood finance, and the longer public life of the site.

(Former) Cosmopolitan State Bank Building 801 N Clark St, Chicago, Illinois Precision: Exact

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Quick Take

  • Official status: Chicago individual landmark.
  • Address: 801 N Clark St.
  • Built: 1920.
  • Architect: Schmidt, Garden & Martin.

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Why It Matters

(Former) Cosmopolitan State Bank Building gives bank architecture, neighborhood finance, and commercial corridor change a durable public anchor.

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

(Former) Cosmopolitan State Bank Building is tied to 801 N Clark St in the city's landmark file. Even in summary form, the record keeps together a construction date of 1920 and credits Schmidt, Garden & Martin. It was designated on October 8, 2008. (Former) Cosmopolitan State Bank Building can be read through bank architecture, neighborhood finance, and commercial corridor change without losing sight of the actual site.

At (Former) Cosmopolitan State Bank Building, the most useful field notes usually begin with corner siting, main banking-floor windows, and ornamental emphasis, then move outward to how the building handles the sidewalk and intersection and signs of later retail conversion or subdivision. Those clues are often the clearest route into how neighborhood banking remained visible even after the original institution was gone.

Research Starting Points

(Former) Cosmopolitan State Bank Building becomes a stronger research subject once the record expands into bank histories and business directories, permit files and assessor records, and newspaper coverage of openings, failures, and later reuse. Those materials are where architecture, use, and later stewardship begin to line up against each other.

(Former) Cosmopolitan State Bank Building becomes clearer when later research stays attached to the building instead of drifting into abstraction.

Public Actions

Campaign / Petition Record

Ordered oldest to newest.

1920

Development

Construction period recorded in city landmark data

Chicago's public landmark data records (Former) Cosmopolitan State Bank Building as built in 1920.

October 8, 2008

Designation

Chicago individual landmark designation

City of Chicago designated (Former) Cosmopolitan State Bank Building as an individual landmark on October 8, 2008.

February 2026

Inventory

City landmark address list and data portal record

(Former) Cosmopolitan State Bank Building remains listed in Chicago's public individual-landmark address list and open-data record.

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
(Former) Cosmopolitan State Bank Building
Location
801 N Clark St, Chicago, Illinois
Coverage
Exact

Key Facts

Region
Chicago, Illinois / Midwest
Place type
Commercial Building
Current status
Preserved
Address
801 N Clark St
Built
1920
Architect
Schmidt, Garden & Martin
Designated
October 8, 2008

Design / Planning Timeline

Schmidt, Garden & Martin
1920

Milestone

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

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