Belvidere is located close to the center of South Dakota. Belvidere is between the Jackson, Mellette county. Belvidere has 0.76 square miles of land area and 0.07 square miles of water area. As of 2010-2014, the total Belvidere population is 51, which has shrunk 10.53% since 2000. The population growth rate is much lower than the state average rate of 10.58% and is much lower than the national average rate of 11.61%. Belvidere median household income is $38,750 in 2010-2014 and has grown by 47.62% since 2000. The income growth rate is higher than the state average rate of 42.67% and is much higher than the national average rate of 27.36%. Belvidere median house value is $45,000 in 2010-2014 and has grown by 350.05% since 2000. The house value growth rate is much higher than the state average rate of 70.48% and is much 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 Belvidere is much better than the state average in quality. The Belvidere area code is 605.