North Iowa Area Community College is a public community college in Mason City, Iowa. NIACC began as Mason City Junior College in 1918, becoming the first public two-year college in Iowa. The college was located in the high school until 1953, when it moved to the Memorial University Building. In 1965, Mason City Junior College transformed into North I…North Iowa Area Community College is a public community college in Mason City, Iowa. NIACC began as Mason City Junior College in 1918, becoming the first public two-year college in Iowa. The college was located in the high school until 1953, when it moved to the Memorial University Building. In 1965, Mason City Junior College transformed into North Iowa Area Community College and moved into the former high school in downtown Mason City. In 1970, the college moved to its current campus on the east edge of Mason City.