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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 Philadelphia File 020-522-095

Philadelphia city

structure #974602511building

3001 Walnut Street

existing

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Location of 3001 Walnut Street
Height Rankings

Object dataJoin to edit

Smart Address3001–3021 Walnut Street
Smart Address138 South 30th Street
1st Level DistrictWest Philadelphia
2nd Level DistrictUniversity City
CityPhiladelphia
CountryUnited States
Source: SKYDB | As of: 2026-09-24

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 815-530-955
    Photo 815-530-955
    John W. Cahill
  2. Photo 350-426-802
    Photo 350-426-802
    John W. Cahill
  3. Photo 137-700-979
    Photo 137-700-979
    John W. Cahill
  4. Photo 903-615-600
    Photo 903-615-600
    John W. Cahill
  5. Photo 874-148-200
    Photo 874-148-200
    John W. Cahill
  6. Photo 966-201-256
    Photo 966-201-256
    John W. Cahill
  7. Photo 191-804-189
    Photo 191-804-189
    John W. Cahill
  8. Photo 606-850-161
    Photo 606-850-161
    Chris Patriarca