Housing Inventory: Median Days on Market Year-Over-Year in Sumter County, FL was 4.35% in April of 2026, according to the United States Federal Reserve. Historically, Housing Inventory: Median Days on Market Year-Over-Year in Sumter County, FL reached a record high of 82.98 in February of 2023 and a record low of -46.64 in June of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for Housing Inventory: Median Days on Market Year-Over-Year in Sumter County, FL - last updated from the United States Federal Reserve on June of 2026.