Tri-County Financial Group, Inc. operates as a bank holding company for First State Bank, providing various banking and mortgage banking services, and insurance services to individuals and businesses in the United States. It operates through two segments: Commercial Banking and Mortgage Banking. The Commercial Banking segment provides loan and deposit products to individual consumers and businesses in all markets through retail lending, deposit services, online banking, mobile banking, private banking, commercial lending, commercial real estate lending, agricultural lending, and other banking services. The Mortgage Banking segment offers residential mortgage banking products. It also provides commercial loans, such as commercial and industrial loans; real estate loans, including commercial real estate, agricultural real estate, and one-to-four family residential mortgage loans; and agricultural loans, comprising agricultural operating loans, farm products, livestock and machinery purchases and other agricultural improvements. In addition, the company offers demand, savings, money market, and time deposits, as well as individual retirement accounts. Further, the company provides insurance services, including home, auto, motorcycle, health, and life insurance; and the agency also serves the agricultural community with farm policies, crop hail and multi-peril insurance. Tri-County Financial Group, Inc. was incorporated in 1986 and is headquartered in Mendota, Illinois.