Percent of Population Below the Poverty Level (5-year estimate) in Willacy County, TX was 26.60% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Willacy County, TX reached a record high of 40.00 in January of 2013 and a record low of 25.60 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Percent of Population Below the Poverty Level (5-year estimate) in Willacy County, TX - last updated from the United States Federal Reserve on May of 2024.