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SpotlightFeatured PersonalityMarshall Gerometta is "the brain" when it comes to heights. As a veteran in the field, he also maintains the world's official list of the tallest skyscrapers.
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Panorama of Chicago File 310-956-285

Chicago, IL city

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structure #869133740building

One South Dearborn

existing 173.9 m 39 floors 2005

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Location of One South Dearborn
Height Rankings

Object dataJoin to edit

Tip Height173.9 m
Architectural Height173.9 m
Roof Height173.9 m
Main Roof Height160.6 m
Height Top Floor152.7 m
Floors39
Completion2005
Structural Formskyscraper
Main Usagecommercial office
Status existing
Architectural Stylemodern
Address1 South Dearborn Street
Smart Address1–7 South Dearborn Street
Smart Address25–45 West Madison Street
CityChicago
CountryUnited States
Source: SKYDB | As of: 2026-09-16

Location

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Rating

The rating reflects architectural quality and visual impact as judged by SKYDB users, and feeds into how this building is ranked across the site.

Files Join to uploadview all 150 photos

  1. Photo 432-511-932
    Photo 432-511-932
    Pavel Toczynski
  2. Photo 378-802-117
    Photo 378-802-117
    B. Victor Adams
  3. Photo 477-772-237
    Photo 477-772-237
    John W. Cahill
  4. Photo 537-141-814
    Photo 537-141-814
    John W. Cahill
  5. Photo 229-451-780
    Photo 229-451-780
    John W. Cahill
  6. Photo 471-966-231
    Photo 471-966-231
    Ryan Hildebrand

Construction calendar

127 construction-phase photos across 2003 to 2005.

JanFebMarAprMayJunJulAugSepOctNovDec
2003 2 2
2004 38 3 5 5 1 4 4 3 1 4 7 1
2005 87 6 2 11 10 5 2 14 12 5 11 7 2
Photos per month:less more