SKYDB Building database

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

Rankings of tall buildings

Tall Building Markets

Tall buildings, tracked.

SKYDB is collecting verifiable information about buildings.

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.

Speaker at a lectern in front of a skyscraper presentationView award winners

Research & data

Research with SKYDB InsightsData ExportsAPI AccessCreditsInteractive building map

Consulting & advertising

ConsultingSKYDB BrandingBanner advertisingContact SKYDBInsights questions & answers

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

Who we areTeam and editorsSKYDB AwardsNewsletterContact

Using SKYDB

Coverage and focusSources and qualityHow to add contentDefinitions and standardsKnowledge base

SKYDB is collecting verifiable information about buildings.

Chongqing skyline beside the riverAbout SKYDB

Photos of Allentown Center Square

Shown building: Allentown Center Square in Allentown, PA

View Allentown Center Square
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  1. Photo 904-460-667
    John W. Cahill
  2. Photo 941-709-766
    John W. Cahill
  3. Photo 651-219-803
    John W. Cahill
  4. Photo 488-983-800
    John W. Cahill
  5. Photo 830-699-339
    John W. Cahill
  6. Photo 846-131-800
    John W. Cahill
  7. Photo 570-551-007
    John W. Cahill
  8. Photo 581-403-889
    John W. Cahill
  9. Photo 260-491-521
    John W. Cahill
  10. Photo 633-899-031
    John W. Cahill
  11. Photo 947-974-955
    John W. Cahill
  12. Photo 163-437-127
    John W. Cahill
  13. Photo 495-040-357
    John W. Cahill
  14. Photo 450-353-030
    John W. Cahill
  15. Photo 932-610-828
    John W. Cahill
  16. Photo 470-292-982
    John W. Cahill