Rio is located in south Wisconsin. Rio is between the Columbia, Dane county. Rio has 1.26 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Rio population is 1,059, which has grown 12.90% since 2000. The population growth rate is much higher than the state average rate of 6.73% and is higher than the national average rate of 11.61%. Rio median household income is $53,654 in 2010-2014 and has grown by 26.87% since 2000. The income growth rate is higher than the state average rate of 20.43% and is about the same as the national average rate of 27.36%. Rio median house value is $130,600 in 2010-2014 and has grown by 39.83% since 2000. The house value growth rate is lower than the state average rate of 47.86% and is lower 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 Rio is close to the state average in quality. The Rio area code is 920.