Beloit is located in south Wisconsin. Beloit is part of Rock County. Beloit has 17.37 square miles of land area and 0.33 square miles of water area. As of 2010-2014, the total Beloit population is 36,876, which has grown 3.08% since 2000. The population growth rate is lower than the state average rate of 6.73% and is much lower than the national average rate of 11.61%. Beloit median household income is $36,384 in 2010-2014 and has has shrunk by 0.08% since 2000. The income growth rate is lower than the state average rate of 20.43% and is lower than the national average rate of 27.36%. Beloit median house value is $85,500 in 2010-2014 and has shrunk by -25.37% since 2000. The house value growth rate is much lower than the state average rate of 47.86% and is much 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 Beloit is worse than the state average in quality. The Beloit area code is 608.