Population Estimate, Total, Not Hispanic or Latino, Asian Alone (5-year estimate) in Rock County, WI was 1872.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, Asian Alone (5-year estimate) in Rock County, WI reached a record high of 2018.00000 in January of 2019 and a record low of 1534.00000 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Not Hispanic or Latino, Asian Alone (5-year estimate) in Rock County, WI - last updated from the United States Federal Reserve on May of 2024.