Kendall County is part of the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area. It is the fastest-growing county in the United States. The county seat is Yorkville.

The county government is composed of a Board of County Commissioners, which is the legislative branch, and an executive branch headed by the County Administrator. The County Board is composed of 18 members, each elected from a single-member district. The County Board is responsible for setting policy and enacting ordinances and resolutions.

The County Administrator is responsible for the day-to-day operations of the county government. The County Administrator is appointed by the County Board and is responsible for the implementation of the Board's policies and ordinances.

The County Clerk is responsible for the maintenance of all county records, including birth, death, and marriage certificates, as well as property records. The County Clerk is also responsible for the administration of elections.

The Sheriff is responsible for the enforcement of laws and the protection of citizens. The Sheriff's Office also provides court security and jail services.

The County Treasurer is responsible for the collection of taxes and the management of county funds.

The County Assessor is responsible for the assessment of property values for taxation purposes.

The County Health Department is responsible for the promotion of public health and the prevention of disease. The Health Department also provides immunizations and other health services.

The County Highway Department is responsible for the maintenance of county roads and bridges.

The County Zoning Department is responsible for the enforcement of zoning regulations.

For the most up-to-date and in-depth information, please check the public records links below.