Voltaire is located close to the center of North Dakota. Voltaire is between the Mchenry, Mclean county. Voltaire has 0.40 square miles of land area and has no water area. As of 2010-2014, the total Voltaire population is 54, which has grown 5.88% since 2000. The population growth rate is lower than the state average rate of 9.77% and is much lower than the national average rate of 11.61%. Voltaire median household income is $31,250 in 2010-2014 and has has shrunk by 16.67% since 2000. The income growth rate is much lower than the state average rate of 60.61% and is much lower than the national average rate of 27.36%. Voltaire median house value is $80,000 in 2010-2014 and has shrunk by -106.19% since 2000. The house value growth rate is higher than the state average rate of 90.86% 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 Voltaire is much better than the state average in quality. The Voltaire area code is 701.