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Map of All Studies in ClinicalTrials.gov
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend

Region Name   Number of Studies
World   [map]   72442
North America 43039
United States 39810   [studies]
Alabama 3629   [studies]
Alaska 239   [studies]
Arizona 3662   [studies]
Arkansas 1944   [studies]
California 11088   [studies]
Colorado 3760   [studies]
Connecticut 2816   [studies]
Delaware 910   [studies]
District of Columbia 2482   [studies]
Florida 7302   [studies]
Georgia 4585   [studies]
Hawaii 894   [studies]
Idaho 857   [studies]
Illinois 6515   [studies]
Indiana 3828   [studies]
Iowa 2108   [studies]
Kansas 2398   [studies]
Kentucky 2561   [studies]
Louisiana 2857   [studies]
Maine 815   [studies]
Maryland 7576   [studies]
Massachusetts 6320   [studies]
Michigan 4910   [studies]
Minnesota 4119   [studies]
Mississippi 1243   [studies]
Missouri 4776   [studies]
Montana 1007   [studies]
Nebraska 2221   [studies]
Nevada 1590   [studies]
New Hampshire 967   [studies]
New Jersey 4200   [studies]
New Mexico 1353   [studies]
New York 9648   [studies]
North Carolina 6251   [studies]
North Dakota 970   [studies]
Ohio 6847   [studies]
Oklahoma 2436   [studies]
Oregon 3040   [studies]
Pennsylvania 7549   [studies]
Rhode Island 1544   [studies]
South Carolina 3312   [studies]
South Dakota 776   [studies]
Tennessee 4433   [studies]
Texas 9439   [studies]
Utah 2192   [studies]
Vermont 991   [studies]
Virginia 3797   [studies]
Washington 4463   [studies]
West Virginia 888   [studies]
Wisconsin 3071   [studies]
Wyoming 128   [studies]
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Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.