Shelbyville is a city located in Shelby County Illinois. It is also the county seat of Shelby County. With a 2020 population of 4,668, it is the 350th largest city in Illinois and the 6902nd largest city in the United States. Shelbyville is currently declining at a rate of -0.06% annually and its population has decreased by -0.13% since the most recent census, which recorded a population of 4,674 in 2020. Spanning over 4 miles, Shelbyville has a population density of 1,145 people per square mile.
The average household income in Shelbyville is $50,947 with a poverty rate of 13.36%. The median rental costs in recent years comes to $687 per month, and the median house value is $86,500. The median age in Shelbyville is 45.7 years, 37.9 years for males, and 49.7 years for females.
According to the most recent ACS, the racial composition of Shelbyvillewas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among black people with a rate of 100.00%.
The highest rate of bachelors degrees is among black people with a rate of 88.37%.
98.27% of Shelbyville residents speak only English, while 1.73% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.36% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in Shelbyville is White, with 13.83% below the poverty level.
The race least likely to be in poverty in Shelbyville is Hispanic, with 8.33% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 4.85%. Among those working part-time, it was 32.35%, and for those that did not work, the poverty rate was 16.60%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in Shelbyville
99.62% of Shelbyville residents were born in the United States, with 89.26% having been born in Illinois. 0.38% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.