SKYDB

SKYDB Building database

Tall buildings worldwide, with heights, construction status and the companies involved.

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Rankings of tall buildings

World’s tallest skyscrapersTallest under constructionTallest planned buildingsBiggest citiesBiggest countries

Tall Building Markets

Global building statisticsBiggest cities worldwideCountry market overviewsConstruction activityAnnual completions

Tall buildings worldwide, with heights, construction status and the companies involved.

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SKYDB Insights charts showing buildings by decade, status, use, floor count and heightView Insights plans

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Chongqing skyline beside the riverAbout SKYDB
Panorama of Cincinnati File 871-041-855
Cincinnati, OH city
structure #600909479building

21c Museum Hotel Cincinnati

existing 43.9 m 12 floors 1924

Full map Join SKYDB
Location of 21c Museum Hotel Cincinnati
Height Rankings

Object dataJoin to edit

Architectural Height43.9 m
Roof Height43.3 m
Main Roof Height33.5 m
Floors12
Completion1924
Last Renovation2012
Structural Formhigh-rise building
Main Usagehotel
Status existing
Address609 Walnut Street
Smart Address609–621 Walnut Street
1st Level DistrictDistrict One (Center)
2nd Level DistrictCentral Business District / Riverfront
CityCincinnati, OH
CountryUnited States
Source: SKYDB | As of: 2026-09-29

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 upload

  1. Photo 953-630-770
    Photo 953-630-770
    James Peacock
  2. Photo 596-331-608
    Photo 596-331-608
    John W. Cahill
  3. Photo 935-883-809
    Photo 935-883-809
    John W. Cahill
  4. Photo 987-692-278
    Photo 987-692-278
    John W. Cahill
  5. Photo 951-542-904
    Photo 951-542-904
    Tichnor Bros Inc.