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Colorectal Cancer clinical trials recruiting in the U.S.

332 studies for Colorectal Cancer are recruiting participants at sites across the United States.

Colorectal cancer starts in the colon or rectum. It may not cause symptoms at first. Screening tests can help find it early, when treatment is most effective.

Cities with the most studies

• Houston, TX101 studies
• New York City, NY86 studies
• Nashville, TN67 studies
• Boston, MA62 studies
• Los Angeles, CA61 studies
• Arlington, VA54 studies
• St. Louis, MO51 studies
• San Antonio, TX43 studies
• Philadelphia, PA41 studies
• Grand Rapids, MI40 studies
• Baldwin Park, CA37 studies
• Tampa, FL36 studies
• Seattle, WA35 studies
• Dallas, TX34 studies
• Queens, NY33 studies
• Aurora, CO33 studies
• Chicago, IL32 studies
• Pittsburgh, PA31 studies
• Durham, NC30 studies
• Baltimore, MD30 studies
• Atlanta, GA29 studies
• Portland, OR28 studies
• Washington, DC28 studies
• Rochester, MN27 studies
• Detroit, MI25 studies
• Edison, NJ25 studies
• Cleveland, OH25 studies
• Jacksonville, FL25 studies
• Phoenix, AZ24 studies
• Columbus, OH24 studies
• New Haven, CT23 studies
• Ann Arbor, MI22 studies
• Salt Lake City, UT22 studies
• San Diego, CA22 studies
• Madison, WI22 studies
• Oklahoma City, OK22 studies
• Denver, CO22 studies
• Orlando, FL21 studies
• Cincinnati, OH20 studies
• Minneapolis, MN20 studies

By state

• Alabama11 studies
• Alaska4 studies
• Arizona55 studies
• Arkansas14 studies
• California135 studies
• Colorado55 studies
• Connecticut27 studies
• Delaware9 studies
• District of Columbia16 studies
• Florida99 studies
• Georgia38 studies
• Hawaii5 studies
• Idaho7 studies
• Illinois49 studies
• Indiana24 studies
• Iowa15 studies
• Kansas18 studies
• Kentucky19 studies
• Louisiana17 studies
• Maine4 studies
• Maryland45 studies
• Massachusetts62 studies
• Michigan70 studies
• Minnesota44 studies
• Mississippi6 studies
• Missouri59 studies
• Montana6 studies
• Nebraska22 studies
• Nevada10 studies
• New Hampshire6 studies
• New Jersey38 studies
• New Mexico8 studies
• New York103 studies
• North Carolina47 studies
• North Dakota7 studies
• Ohio62 studies
• Oklahoma22 studies
• Oregon28 studies
• Pennsylvania66 studies
• Rhode Island5 studies
• South Carolina14 studies
• South Dakota12 studies
• Tennessee74 studies
• Texas145 studies
• Utah35 studies
• Vermont5 studies
• Virginia77 studies
• Washington48 studies
• West Virginia6 studies
• Wisconsin35 studies
• Wyoming3 studies

Recently updated studies

From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.