Diabetes Fast Facts
The Big Picture
- More than 37 million people in the United States have diabetes, and 1 in 5 of them don’t know they have it.
- 96 million US adults—over a third—have prediabetes, and more than 8 in 10 of them don’t know they have it.
- Diabetes is the 7th leading cause of death in the United States (and may be underreported).
- Type 2 diabetes accounts for approximately 90% to 95% of all diagnosed cases of diabetes; type 1 diabetes accounts for approximately 5-10%.
- In the last 20 years, the number of adults diagnosed with diabetes has more than doubled as the American population has aged and become more overweight or obese.
- Medical costs and lost work and wages for people with diagnosed diabetes total $327 billion yearly.
- Medical costs for people with diabetes are twice as high as for people who don’t have diabetes.
Page last reviewed: December 17, 2021
Content source: Centers for Disease Control and Prevention