La Salle County, IL - Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in LaSalle County, IL was 91651.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, La Salle County, IL - Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in LaSalle County, IL reached a record high of 101095.00000 in January of 2010 and a record low of 91651.00000 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for La Salle County, IL - Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in LaSalle County, IL - last updated from the United States Federal Reserve on May of 2024.