Dimondale, MI has a population of 1,134 and is the 14,382nd largest city in the United States. The population density is 1,273 per sq mi which is 1163% higher than the Michigan average and 1306% higher than the national average. The median age in Dimondale is 48 which is approximately 21% higher than the Michigan average of 40. In Dimondale, 64% of the population over 15 years of age are married, 94% speak English and 1% speak Spanish. 85% of Dimondale residents were born in Michigan, 13% were born out of state, 0% were born outside of the United States and 3% were foreign born.