Public Research

Holy Trinity Orthodox Cathedral and Rectory

Designated as a Chicago landmark on March 21, 1979. Holy Trinity Orthodox Cathedral and Rectory works well as a public foothold for commercial development, architectural branding, and corridor and downtown change.

Holy Trinity Orthodox Cathedral and Rectory 1121 N Leavitt St, Chicago, Illinois Precision: Exact

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Quick Take

  • Official status: Chicago individual landmark.
  • Address: 1121 N Leavitt St.
  • Built: 1903.
  • Architect: Louis H. Sullivan.

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Why It Matters

Holy Trinity Orthodox Cathedral and Rectory prevents commercial development, architectural branding, and corridor and downtown change from floating free of the site itself.

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

Holy Trinity Orthodox Cathedral and Rectory is tied to 1121 N Leavitt St in the city's landmark file. The current city data lists it as dating to a construction date of 1903 and credits Louis H. Sullivan. It was designated on March 21, 1979. Holy Trinity Orthodox Cathedral and Rectory gives researchers a way to connect commercial development, architectural branding, and corridor and downtown change to one actual site.

At Holy Trinity Orthodox Cathedral and Rectory, the most useful field notes usually begin with storefront depth, upper-floor expression, and corner treatment, then move outward to how the facade addresses pedestrian traffic and later signage, infill, or reuse. Read carefully, those details begin to explain how commercial architecture stayed visible even as the economic life around it changed.

Research Starting Points

Holy Trinity Orthodox Cathedral and Rectory can be checked against trade press and city directories, permit files and assessor records, and historic photographs and newspaper coverage when the designation summary runs out. That is where early landmark facts begin to connect to a fuller chronology of change, use, and interpretation.

Holy Trinity Orthodox Cathedral and Rectory gives later fieldwork and archives a stable site to keep circling back to.

Public Actions

Campaign / Petition Record

Ordered oldest to newest.

1903

Development

Construction period recorded in city landmark data

Chicago's public landmark data records Holy Trinity Orthodox Cathedral and Rectory as built in 1903.

March 21, 1979

Designation

Chicago individual landmark designation

City of Chicago designated Holy Trinity Orthodox Cathedral and Rectory as an individual landmark on March 21, 1979.

February 2026

Inventory

City landmark address list and data portal record

Holy Trinity Orthodox Cathedral and Rectory remains listed in Chicago's public individual-landmark address list and open-data record.

Signals

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Holy Trinity Orthodox Cathedral and Rectory, 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
Holy Trinity Orthodox Cathedral and Rectory
Location
1121 N Leavitt St, Chicago, Illinois
Coverage
Exact

Key Facts

Region
Chicago, Illinois / Midwest
Place type
Commercial Building
Current status
Preserved
Address
1121 N Leavitt St
Built
1903
Architect
Louis H. Sullivan
Designated
March 21, 1979

Design / Planning Timeline

Louis H. Sullivan
1903

Milestone

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

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