Long Lake, MN has a population of 1,704 and is the 11,957th largest city in the United States. The population density is 1,990 per sq mi which is 3117% higher than the Minnesota average and 2097% higher than the national average. The median age in Long Lake is 46 which is approximately 21% higher than the Minnesota average of 38. In Long Lake, 58% of the population over 15 years of age are married, 96% speak English and 2% speak Spanish. 70% of Long Lake residents were born in Minnesota, 28% were born out of state, 0% were born outside of the United States and 2% were foreign born.