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City Hall-County Building
built 1905-08 and with current city data crediting Holabird and Roche, Designated as a Chicago landmark on January 21, 1982. it becomes easier to follow public architecture, municipal service, and later change at City Hall-County Building.
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Quick Take
- Official status: Chicago individual landmark.
- Address: 121 N LaSalle St / 118 N Clark St.
- Built: 1905-08.
- Architect: Holabird and Roche.
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Why It Matters
City Hall-County Building keeps a real place attached to public architecture, municipal service, and civic identity.
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
City Hall-County Building is fixed in the city's landmark record at 121 N LaSalle St / 118 N Clark St. Even in summary form, the record keeps together a construction date of 1905-08 and credits Holabird and Roche. It was designated on January 21, 1982. City Hall-County Building can be read through public architecture, municipal service, and civic identity without losing sight of the actual site.
City Hall-County Building gains definition in the field when attention concentrates on formal entries, symbols, and public-facing rooms, how the building meets its block or civic setting, and later reuse, additions, or security changes. That kind of reading often reveals how a public building continues to shape civic memory even after its original service role changes.
Research Starting Points
City Hall-County Building becomes a stronger research subject once the record expands into city reports and planning records, permit files and photographs, and newspaper coverage and civic histories. That is where early landmark facts begin to connect to a fuller chronology of change, use, and interpretation.
City Hall-County Building can keep observation, source work, and interpretation attached to one building.
Public Actions
Campaign / Petition Record
Ordered oldest to newest.
1905-08
Development
Construction period recorded in city landmark data
by Public record Previous
Chicago's public landmark data records City Hall-County Building as built in 1905-08.
January 21, 1982
Designation
Chicago individual landmark designation
by Public record Previous
City of Chicago designated City Hall-County Building as an individual landmark on January 21, 1982.
February 2026
Inventory
City landmark address list and data portal record
by Public record Current
City Hall-County Building remains listed in Chicago's public individual-landmark address list and open-data record.
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Sources
Source Trail
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
- City Hall-County Building
- Location
- 121 N LaSalle St / 118 N Clark St, Chicago, Illinois
- Coverage
- Exact
Key Facts
- Region
- Chicago, Illinois / Midwest
- Place type
- Civic Building
- Current status
- Preserved
- Address
- 121 N LaSalle St / 118 N Clark St
- Built
- 1905-08
- Architect
- Holabird and Roche
- Designated
- January 21, 1982
Design / Planning Timeline
Holabird and Roche
1905-08
Milestone
Design architect or firm credited in current city landmark data
Use as a starting point for confirming authorship against permits, drawings, and later landmark reports.
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