Eagle River, MI has a population of 80 and is the 27,397th largest city in the United States. The population density is 13 per sq mi which is 87% lower than the Michigan average and 86% lower than the national average. The median age in Eagle River is 64 which is approximately 61% higher than the Michigan average of 40. In Eagle River, 69% of the population over 15 years of age are married, 95% speak English and 3% speak Spanish. 69% of Eagle River residents were born in Michigan, 28% were born out of state, 0% were born outside of the United States and 4% were foreign born.