Utica, MS has a population of 825 and is the 16,385th largest city in the United States. The population density is 275 per sq mi which is 347% higher than the Mississippi average and 204% higher than the national average. The median age in Utica is 30 which is approximately 18% lower than the Mississippi average of 37. In Utica, 46% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 94% of Utica residents were born in Mississippi, 6% were born out of state, 0% were born outside of the United States and 0% were foreign born.