Vermilion is a city located in Erie County Ohio. With a 2020 population of 10,328, it is the 171st largest city in Ohio and the 3024th largest city in the United States . Vermilion is currently declining at a rate of -0.32% annually and its population has decreased by -2.51% since the most recent census, which recorded a population of 10,594 in 2010. Vermilion reached it's highest population of 11,127 in 1990. Spanning over 11 miles, Vermilion has a population density of 971 people per square mile.
The average household income in Vermilion is $92,350 with a poverty rate of 7.68%. The median rental costs in recent years comes to $890 per month, and the median house value is $140,800. The median age in Vermilion is 49.8 years, 49.3 years for males, and 50 years for females.