Byron Center, MI has a population of 6,840 and is the 5,254th largest city in the United States. The population density is 1,346 per sq mi which is 1234% higher than the Michigan average and 1385% higher than the national average. The median age in Byron Center is 39 which is approximately 1% lower than the Michigan average of 40. In Byron Center, 71% of the population over 15 years of age are married, 95% speak English and 1% speak Spanish. 84% of Byron Center residents were born in Michigan, 13% were born out of state, 1% were born outside of the United States and 2% were foreign born.