ACNB Corporation, through its subsidiaries, provides various banking and financial services to individuals and businesses in the United States. It accepts various deposit products, including money market accounts, interest-bearing transaction accounts, non-interest bearing demand, savings, and time deposits. The company also provides commercial lending products comprising commercial mortgages, real estate development and construction loans, accounts receivable and inventory financing, agricultural, and governmental loans; consumer lending products, such as home equity loans and lines of credit, automobile and recreational vehicle loans, manufactured housing loans, and personal lines of credit; and mortgage lending products, which include personal residential mortgages, residential construction loans, and investment mortgage loans. In addition, it offers institutional and personal trust and investment management services; estate settlement services; and other services that are related to testamentary trusts, life insurance trusts, charitable remainder trusts, guardianships, powers of attorney, custodial accounts, and investment management and advisory accounts. Further, the company operates as an insurance agency that provides a range of property and casualty, life, and health insurance to commercial and individual clients. As of March 3, 2016, it operated a network of 21 retail banking offices located in Adams, Cumberland, Franklin, and York counties, Pennsylvania, as well as 1 loan production office in York County, Pennsylvania. The company was founded in 1857 and is headquartered in Gettysburg, Pennsylvania.