Population Estimate, Total, Hispanic or Latino (5-year estimate) in Fresno County, CA was 547669.00000 Persons in January of 2023, according to the United States Federal Reserve. Historically, Population Estimate, Total, Hispanic or Latino (5-year estimate) in Fresno County, CA reached a record high of 547669.00000 in January of 2023 and a record low of 428139.00000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Hispanic or Latino (5-year estimate) in Fresno County, CA - last updated from the United States Federal Reserve on September of 2025.