Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Mendocino County, CA was 57251.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Mendocino County, CA reached a record high of 61160.00000 in January of 2010 and a record low of 55847.00000 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Mendocino County, CA - last updated from the United States Federal Reserve on May of 2024.