Hartland, MN has a population of 303 and is the 22,438th largest city in the United States. The population density is 1,089 per sq mi which is 1660% higher than the Minnesota average and 1102% higher than the national average. The median age in Hartland is 40 which is approximately 7% higher than the Minnesota average of 38. In Hartland, 66% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 91% of Hartland residents were born in Minnesota, 8% were born out of state, 0% were born outside of the United States and 1% were foreign born.