Resident Population in Kane County, IL was 514.98200 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Kane County, IL reached a record high of 532.83800 in January of 2018 and a record low of 251.00500 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Kane County, IL - last updated from the United States Federal Reserve on May of 2024.