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Colorectal Cancer clinical trials recruiting in the U.S.

338 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, TN68 studies
• Boston, MA63 studies
• Los Angeles, CA59 studies
• Arlington, VA52 studies
• St. Louis, MO49 studies
• San Antonio, TX46 studies
• Philadelphia, PA44 studies
• Grand Rapids, MI40 studies
• Baldwin Park, CA38 studies
• Seattle, WA34 studies
• Dallas, TX33 studies
• Tampa, FL33 studies
• Pittsburgh, PA32 studies
• Aurora, CO32 studies
• Chicago, IL32 studies
• Queens, NY31 studies
• Baltimore, MD31 studies
• Washington, DC29 studies
• Rochester, MN29 studies
• Atlanta, GA29 studies
• Portland, OR28 studies
• Durham, NC28 studies
• Jacksonville, FL27 studies
• Detroit, MI27 studies
• Phoenix, AZ25 studies
• Cleveland, OH24 studies
• Edison, NJ24 studies
• San Diego, CA24 studies
• Denver, CO23 studies
• Ann Arbor, MI23 studies
• Columbus, OH23 studies
• Santa Monica, CA22 studies
• Madison, WI22 studies
• Oklahoma City, OK22 studies
• New Haven, CT21 studies
• Cincinnati, OH21 studies
• Salt Lake City, UT21 studies
• Omaha, NE19 studies

By state

• Alabama13 studies
• Alaska4 studies
• Arizona54 studies
• Arkansas14 studies
• California136 studies
• Colorado56 studies
• Connecticut24 studies
• Delaware9 studies
• District of Columbia17 studies
• Florida99 studies
• Georgia38 studies
• Hawaii5 studies
• Idaho7 studies
• Illinois51 studies
• Indiana27 studies
• Iowa14 studies
• Kansas19 studies
• Kentucky20 studies
• Louisiana18 studies
• Maine4 studies
• Maryland47 studies
• Massachusetts63 studies
• Michigan73 studies
• Minnesota45 studies
• Mississippi6 studies
• Missouri57 studies
• Montana6 studies
• Nebraska23 studies
• Nevada9 studies
• New Hampshire6 studies
• New Jersey35 studies
• New Mexico8 studies
• New York98 studies
• North Carolina44 studies
• North Dakota7 studies
• Ohio62 studies
• Oklahoma22 studies
• Oregon29 studies
• Pennsylvania69 studies
• Rhode Island5 studies
• South Carolina13 studies
• South Dakota10 studies
• Tennessee75 studies
• Texas145 studies
• Utah36 studies
• Vermont3 studies
• Virginia76 studies
• Washington47 studies
• West Virginia5 studies
• Wisconsin36 studies
• Wyoming3 studies

Recently updated studies

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.