Odessa, MN has a population of 184 and is the 24,816th largest city in the United States. The population density is 191 per sq mi which is 208% higher than the Minnesota average and 110% higher than the national average. The median age in Odessa is 36 which is approximately 4% lower than the Minnesota average of 38. In Odessa, 58% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 88% of Odessa residents were born in Minnesota, 13% were born out of state, 0% were born outside of the United States and 0% were foreign born.