Hamilton County Health Department is a public health organization based in McLeansboro, Illinois. It works with residents, health care providers, community agencies, organizations, and the wider community to monitor and protect local health and safety and support community well-being. The department offers a range of services for individuals and families, including immunizations, the Women, Infants and Children (WIC) program, family case management, and breastfeeding peer counseling.

Its public health programs also cover communicable diseases and tuberculosis, emergency preparedness, and the Medical Reserve Corps. Environmental health services include food sanitation, nuisance control, information about bed bugs, oversight of private sewage and water supplies, and tanning bed regulation and inspection. The department also provides access to birth and death certificates and promotes smoke-free environments through Smoke Free Illinois.

Residents can contact the department to ask about services or schedule an appointment by calling 618-643-3522. Through its programs and partnerships, Hamilton County Health Department serves as a local resource for public health information, prevention, and community safety