Winnebago County in northern Illinois has experienced steady population growth from 1950 to 2010, with its population increasing 93% during that time period. While Winnebago County remains a major population center in the region, its share of the regional population has decreased from around 40% in 1960-1980 to 32% currently, as surrounding counties like McHenry have grown more rapidly. Winnebago County's population is predominantly white but is becoming more diverse, with increases in the African American and Asian populations between 2000 and 2012. The county has a balanced workforce, with around half the population having a high school education or less and half having a bachelor's degree or higher.