Winnebago County Data: Census information.
Winnebago County Extension Unit: Provides practical, research-based information and programs to help individuals, families, farms, businesses and communities in Illinois.
Winnebago County Health Department: Services include disease prevention and control, and family planning. It is strictly confidential. Office located in Rockford.
Winnebago County Illinois: Features directory of services, county and court administration information, and property tax inquiry.
Winnebago County Service Directory: Departments, descriptions and contact information for many county services.