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Map of All Studies on ClinicalTrials.gov

On the map below, click on a region to show a more detailed map (when available) or see a list of studies with locations in that region (when a detailed map is not available).
Map Legend
Source:https://ClinicalTrials.gov
Region Name Number of Studies
World   308,830
North America   135,740
United States   122,310
Alabama   8,826
Alaska   655
Arizona   10,467
Arkansas   4,766
California   32,326
Colorado   10,765
Connecticut   7,778
Delaware   1,862
District of Columbia   5,110
Florida   21,654
Georgia   12,696
Hawaii   1,827
Idaho   2,568
Illinois   16,441
Indiana   9,190
Iowa   4,781
Kansas   6,338
Kentucky   6,843
Louisiana   6,802
Maine   1,799
Maryland   17,169
Massachusetts   17,768
Michigan   13,082
Minnesota   11,345
Mississippi   2,916
Missouri   12,640
Montana   2,107
Nebraska   5,391
Nevada   4,304
New Hampshire   2,379
New Jersey   10,407
New Mexico   3,242
New York   26,157
North Carolina   17,394
North Dakota   1,898
Ohio   18,651
Oklahoma   5,935
Oregon   7,913
Pennsylvania   20,404
Rhode Island   3,589
South Carolina   8,655
South Dakota   1,921
Tennessee   12,420
Texas   26,134
Utah   6,853
Vermont   1,889
Virginia   10,285
Washington   11,605
West Virginia   1,985
Wisconsin   7,369
Wyoming   456
Tips:

Click on a region name link to show a map of that region

Click on a study count link to see a list of studies in that region. Use your browser's back button to return to this list and view studies in another region.

Studies with no locations are not included in the study counts or on the maps.

Studies with multiple locations are included in each region where the study has locations.