Public Research

35 East Wacker Building

Chicago's landmark record gives 35 East Wacker Building a stable base for work on commercial development, architectural branding, and the longer public life of the site.

35 East Wacker Building 35 E Wacker Dr, Chicago, Illinois Precision: Exact

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Quick Take

  • Official status: Chicago individual landmark.
  • Address: 35 E Wacker Dr.
  • Built: 1925-27.
  • Architect: Joachim G. Giaver & Frederick P. Dinkelberg.

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Why It Matters

35 East Wacker Building gives commercial development, architectural branding, and corridor and downtown change a durable public anchor.

That public anchor is what allows later work on ownership, alteration, neighborhood setting, and interpretation to build outward in a disciplined way.

Field Network

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Research Narrative

Landmark Context

35 East Wacker Building is located at 35 E Wacker Dr in the city's landmark record. Even in summary form, the record keeps together a construction date of 1925-27 and credits Joachim G. Giaver & Frederick P. Dinkelberg. It was designated on February 9, 1994. 35 East Wacker Building keeps commercial development, architectural branding, and corridor and downtown change attached to one building instead of dissolving into general background.

35 East Wacker Building becomes easier to read on site when attention turns to storefront depth, upper-floor expression, and corner treatment, how the facade addresses pedestrian traffic, and later signage, infill, or reuse. This is where the landmark shifts from designation to evidence about how commercial architecture stayed visible even as the economic life around it changed.

Research Starting Points

35 East Wacker Building starts to deepen once research reaches 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.

35 East Wacker Building still needs permits, photographs, and comparison, but the landmark record gives that work a stable point of return.

Public Actions

Campaign / Petition Record

Ordered oldest to newest.

1925-27

Development

Construction period recorded in city landmark data

Chicago's public landmark data records 35 East Wacker Building as built in 1925-27.

February 9, 1994

Designation

Chicago individual landmark designation

City of Chicago designated 35 East Wacker Building as an individual landmark on February 9, 1994.

February 2026

Inventory

City landmark address list and data portal record

35 East Wacker Building remains listed in Chicago's public individual-landmark address list and open-data record.

Signals

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Latest 3 stories

35 East Wacker Building, 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
35 East Wacker Building
Location
35 E Wacker Dr, Chicago, Illinois
Coverage
Exact

Key Facts

Region
Chicago, Illinois / Midwest
Place type
Commercial Building
Current status
Preserved
Address
35 E Wacker Dr
Built
1925-27
Architect
Joachim G. Giaver & Frederick P. Dinkelberg
Designated
February 9, 1994

Design / Planning Timeline

Joachim G. Giaver & Frederick P. Dinkelberg
1925-27

Milestone

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

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