Resident Population in Sarasota County, FL was 479.95800 Thous. of Persons in January of 2025, according to the United States Federal Reserve. Historically, Resident Population in Sarasota County, FL reached a record high of 479.95800 in January of 2025 and a record low of 120.41300 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Sarasota County, FL - last updated from the United States Federal Reserve on June of 2026.