Clinton is located in east Iowa. Clinton is part of Clinton County. Clinton has 35.15 square miles of land area and 2.86 square miles of water area. As of 2010-2014, the total Clinton population is 26,611, which has shrunk 4.18% since 2000. The population growth rate is much lower than the state average rate of 5.19% and is much lower than the national average rate of 11.61%. Clinton median household income is $41,848 in 2010-2014 and has grown by 22.51% since 2000. The income growth rate is lower than the state average rate of 33.56% and is lower than the national average rate of 27.36%. Clinton median house value is $92,100 in 2010-2014 and has grown by 50.24% since 2000. The house value growth rate is lower than the state average rate of 53.09% and is higher than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Clinton is much better than the state average in quality. The Clinton area code is 563.