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Colorectal Cancer clinical trials recruiting in the U.S.

336 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, TX102 studies
• New York City, NY77 studies
• Nashville, TN69 studies
• Boston, MA63 studies
• Los Angeles, CA59 studies
• Arlington, VA52 studies
• St. Louis, MO50 studies
• San Antonio, TX46 studies
• Philadelphia, PA44 studies
• Grand Rapids, MI40 studies
• Baldwin Park, CA38 studies
• Seattle, WA34 studies
• Tampa, FL33 studies
• Chicago, IL33 studies
• Dallas, TX33 studies
• Aurora, CO32 studies
• Pittsburgh, PA32 studies
• Queens, NY31 studies
• Baltimore, MD31 studies
• Washington, DC29 studies
• Atlanta, GA29 studies
• Rochester, MN29 studies
• Durham, NC28 studies
• Portland, OR28 studies
• Jacksonville, FL27 studies
• Detroit, MI26 studies
• Phoenix, AZ25 studies
• San Diego, CA25 studies
• Cleveland, OH24 studies
• Columbus, OH24 studies
• Ann Arbor, MI23 studies
• Edison, NJ23 studies
• Santa Monica, CA23 studies
• Denver, CO23 studies
• Madison, WI22 studies
• Oklahoma City, OK22 studies
• Salt Lake City, UT21 studies
• Cincinnati, OH21 studies
• New Haven, CT20 studies
• Minneapolis, MN19 studies

By state

• Alabama12 studies
• Alaska4 studies
• Arizona54 studies
• Arkansas14 studies
• California137 studies
• Colorado56 studies
• Connecticut23 studies
• Delaware9 studies
• District of Columbia17 studies
• Florida99 studies
• Georgia38 studies
• Hawaii5 studies
• Idaho6 studies
• Illinois51 studies
• Indiana27 studies
• Iowa15 studies
• Kansas19 studies
• Kentucky19 studies
• Louisiana18 studies
• Maine4 studies
• Maryland47 studies
• Massachusetts63 studies
• Michigan72 studies
• Minnesota45 studies
• Mississippi6 studies
• Missouri58 studies
• Montana6 studies
• Nebraska22 studies
• Nevada9 studies
• New Hampshire6 studies
• New Jersey36 studies
• New Mexico8 studies
• New York99 studies
• North Carolina44 studies
• North Dakota7 studies
• Ohio63 studies
• Oklahoma22 studies
• Oregon29 studies
• Pennsylvania69 studies
• Rhode Island5 studies
• South Carolina13 studies
• South Dakota11 studies
• Tennessee76 studies
• Texas145 studies
• Utah36 studies
• Vermont4 studies
• Virginia76 studies
• Washington46 studies
• West Virginia5 studies
• Wisconsin36 studies
• Wyoming3 studies

Recently updated studies

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.