Gilbert, MN has a population of 1,734 and is the 11,872nd largest city in the United States. The population density is 146 per sq mi which is 136% higher than the Minnesota average and 61% higher than the national average. The median age in Gilbert is 47 which is approximately 25% higher than the Minnesota average of 38. In Gilbert, 57% of the population over 15 years of age are married, 97% speak English and 1% speak Spanish. 82% of Gilbert residents were born in Minnesota, 16% were born out of state, 0% were born outside of the United States and 1% were foreign born.