Housing Inventory: Total Listing Count Year-Over-Year in Orange County, CA was 4.85% in February of 2026, according to the United States Federal Reserve. Historically, Housing Inventory: Total Listing Count Year-Over-Year in Orange County, CA reached a record high of 57.84 in January of 2019 and a record low of -45.81 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Housing Inventory: Total Listing Count Year-Over-Year in Orange County, CA - last updated from the United States Federal Reserve on April of 2026.