Cedar Rapids is the second-largest city in Iowa and is the county seat of Linn County. The city lies on both banks of the Cedar River, 20 miles north of Iowa City and 100 miles northeast of Des Moines, the state's capital and largest city. It is a part of the Cedar Rapids/Iowa City Corridor of Linn, Benton, Cedar, Jones, Johnson, and Washington counties.
As of the 2010 United States Census, the city population was 126,326. The estimated population of the three-county Metropolitan Statistical Area, which includes the nearby cities of Marion and Hiawatha, was 255,452 in 2008. Cedar Rapids is an economic hub of the state, located in the core of the Interstate 380.
The Cedar Rapids Metropolitan Statistical Area is also a part of a Combined Statistical Area with the Iowa City MSA. This CSA plus two additional counties are known as the Iowa City-Cedar Rapids Corridor and collectively have a population of over 450,000.