IF Bancorp, Inc. operates as the savings and loan holding company for Iroquois Federal Savings and Loan Association that provides a range of banking and financial services to individual and corporate clients. The company offers various deposit accounts, including savings accounts, certificates of deposit, money market accounts, commercial and personal checking accounts, individual retirement accounts, and health savings accounts. It provides loans comprising one- to four-family residential mortgage loans; multifamily mortgage loans; commercial real estate loans, such as farm loans; home equity lines of credit; commercial business loans; and consumer loans primarily comprising automobile loans, as well as construction loans and land development loans. In addition, the company sells property and casualty insurance, as well as offers annuities; mutual funds; individual and group retirement plans; life, disability, and health insurance; individual securities; managed accounts; and other financial services. Further, it invests in securities; and provides ATMs, online banking and bill pay, mobile banking with mobile deposit and bill pay, ACH origination, remote deposit capture and telephone banking. IF Bancorp, Inc. was founded in 1883 and is headquartered in Watseka, Illinois. As of March 12, 2026, IF Bancorp, Inc. operates as a subsidiary of ServBanc Holdco, Inc.