Prevalence of inflammatory bowel disease in the United States in 2015-2016, by age

Number of adults with Crohn's disease or ulcerative colitis in the U.S. in 2015-2016, by age

The data displays the number of adults in the United States who had been told by a doctor or other health professional that they had Crohn's disease or ulcerative colitis in 2015-2016, by age. As of that period, an estimated 3.1 million people had been diagnosed with one of these inflammatory bowel diseases.

18 to 24 years 152000
25 to 44 years 798000
45 to 64 years 1394000
65 years and older 777000
Total 3121000