SKYDB

SKYDB Building database

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

Rankings of tall buildings

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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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Professional building research, data exports and API access, plus advertising offerings.

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

About SKYDB

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Using SKYDB

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SKYDB is collecting verifiable information about buildings.

Chongqing skyline beside the riverAbout SKYDB
Panorama of Grand Rapids File 810-006-367
Grand Rapids, MI city
structure #501168697building

Calder Plaza Building

existing 44 m 10 floors 1981

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Location of Calder Plaza Building
Height Rankings

Object dataJoin to edit

Roof Height45 m
Architectural Height44 m
Floors10
Completion1981
Structural Formhigh-rise building
Main Usagecommercial office
Status existing
Architectural Stylemodern
Address250 Monroe Avenue NW
Smart Address250 Monroe Avenue NW
CityGrand Rapids, MI
CountryUnited States
Source: SKYDB | As of: 2026-09-29

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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 072-926-133
    Photo 072-926-133
    Emmanuel D.
  2. Photo 613-187-492
    Photo 613-187-492
    Nate Lindsey
  3. Photo 945-161-686
    Photo 945-161-686
    Nate Lindsey