Byron is a village in Burns Township, Shiawassee County in the U.S. state of Michigan. The population was 595 at the 2000 census. According to the United States Census Bureau, the village has a total area of 0.8 square miles (2.0 km²), of which, 0.7 square miles (1.9 km²) of it is land and 0.04 square miles (0.1 km²) of it (2.63%) is water.