Percent of Population Below the Poverty Level (5-year estimate) in Zavala County, TX was 31.00% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Zavala County, TX reached a record high of 36.40 in January of 2012 and a record low of 29.70 in January of 2021. 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 Zavala County, TX - last updated from the United States Federal Reserve on May of 2024.