Fort Mohave, AZ has a population of 14,230 and is the 2,955th largest city in the United States. The population density is 852 per sq mi which is 1382% higher than the Arizona average and 841% higher than the national average. The median age in Fort Mohave is 50 which is approximately 34% higher than the Arizona average of 37. In Fort Mohave, 66% of the population over 15 years of age are married, 88% speak English and 10% speak Spanish. 16% of Fort Mohave residents were born in Arizona, 76% were born out of state, 1% were born outside of the United States and 7% were foreign born.