The percentage of Americans with Disability Insurance varies depending on the source and the specific type of disability insurance being considered. According to the Social Security Administration, about 1 in 4 of today's 20-year-olds will become disabled before reaching retirement age. This statistic underscores the importance of disability insurance coverage. However, the exact percentage of Americans with disability insurance may fluctuate due to factors such as employment status, age, and individual preferences. It's important to consult reliable sources and insurance professionals to obtain the most accurate and up-to-date information on disability insurance coverage in the United States.