Fort Dodge, IA has a population of 24,626 and is the 1,768th largest city in the United States. The population density is 1,534 per sq mi which is 2708% higher than the Iowa average and 1593% higher than the national average. The median age in Fort Dodge is 37 which is approximately 2% lower than the Iowa average of 38. In Fort Dodge, 47% of the population over 15 years of age are married, 96% speak English and 2% speak Spanish. 76% of Fort Dodge residents were born in Iowa, 19% were born out of state, 0% were born outside of the United States and 4% were foreign born.