This report–part of an annual series–presents estimates of the percentage of eligible persons, by state, who participated in the U.S. Department of Agriculture's Supplemental Nutrition Assistance Program (SNAP) during an average month in fiscal year (FY) 2019 and in the two previous fiscal years. SNAP eligibility criteria include maximum income and resource thresholds, as well as certain nonfinancial criteria, such as age and disability status.