Carroll, IA 51401




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U.S. Highway 30 is the longest road in the State of Iowa, running a distance of 331 miles from the Mississippi to Missouri River.  The U.S. 30 corridor spans 12 counties and 39 cities.  According to the 2010 U.S. Census, over 551,000 people live in the 12 counties along the U.S. 30 corridor; representing nearly 20% of the population of the State of Iowa.  The population of these 12 counties increased over 5.5% from 2000 to 2010 and this growth trend is continuing.  Each of the communities along the corridor have seen positive changes in population and positive things are happening in these communities in terms of economic and community development that will enable these areas to grow and prosper in the future.