Hatfield, MN has a population of 44 and is the 28,288th largest city in the United States. The population density is 16 per sq mi which is 75% lower than the Minnesota average and 83% lower than the national average. The median age in Hatfield is 50 which is approximately 33% higher than the Minnesota average of 38. In Hatfield, 74% of the population over 15 years of age are married, 93% speak English and 7% speak Spanish. 70% of Hatfield residents were born in Minnesota, 30% were born out of state, 0% were born outside of the United States and 0% were foreign born.