County Bank is an Iowa chartered bank first organized in 1884. In 2009 County Bank celebrated 125 years as a community partner in Sigourney, Keokuk County and the state of Iowa. In October 2006 the convenience of the County Bank partnership expanded to Williamsburg and Iowa County with the opening of a full-service branch office and in January 2010 full-service branches in Deep River, Gibson and Keswick became part of County Bank. Our current locations are Sigourney, Williamsburg, Deep River and Gibson.