Westville is a city located in Vermilion County Illinois. With a 2020 population of 2,865, it is the 422nd largest city in Illinois and the 6386th largest city in the United States . Westville is currently declining at a rate of -1.38% annually and its population has decreased by -10.52% since the most recent census, which recorded a population of 3,202 in 2010. Westville reached it's highest population of 4,241 in 1920. Spanning over 2 miles, Westville has a population density of 1,707 people per square mile.
The average household income in Westville is $59,298 with a poverty rate of 14.95%. The median rental costs in recent years comes to $592 per month, and the median house value is $76,700. The median age in Westville is 36.3 years, 33 years for males, and 36.6 years for females.