Cave is located in northeast Missouri. Cave has 0.96 square miles of land area and 0.03 square miles of water area. As of 2010-2014, the total Cave population is 1, which has shrunk 85.71% since 2000. The population growth rate is much lower than the state average rate of 7.74% and is much lower than the national average rate of 11.61%. Cave median household income is $41,250 in 2000. On average, the public school district that covers Cave is close to the state average in quality.