South Lyon is a city located in Michigan. With a 2020 population of 11,889, it is the 77th largest city in Michigan and the 2743rd largest city in the United States. South Lyon is currently growing at a rate of 0.24% annually and its population has increased by 4.96% since the most recent census, which recorded a population of 11,327 in 2010. Spanning over 4 miles, South Lyon has a population density of 3,178 people per square mile.
The average household income in South Lyon is $86,890 with a poverty rate of 4.79%. The median rental costs in recent years comes to $970 per month, and the median house value is $178,400. The median age in South Lyon is 42.2 years, 40.4 years for males, and 43.5 years for females. For every 100 females there are 85.4 males.