Equifax Subprime Credit Population for King County, WA was 12.27% in October of 2023, according to the United States Federal Reserve. Historically, Equifax Subprime Credit Population for King County, WA reached a record high of 28.01 in April of 1999 and a record low of 11.88 in April of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Equifax Subprime Credit Population for King County, WA - last updated from the United States Federal Reserve on May of 2024.