Shelbyville is located in Shelby County, Illinois. Shelbyville has a 2025 population of 4,322. It is also the county seat of Shelby County. Shelbyville is currently declining at a rate of -0.85% annually and its population has decreased by -3.61% since the most recent census, which recorded a population of 4,484 in 2020.
The average household income in Shelbyville is $71,831 with a poverty rate of 10.36%.The median age in Shelbyville is 43.4 years: 42.2 years for males, and 49.2 years for females.
Data after 2023 is projected based on recent change
The racial composition of Shelbyville includes 98.06% White, and smaller percentages for Two or more races, Native American, Black or African American, other race and multiracial populations.
White (98.1%)
Two or more races (1.3%)
Native American (0.4%)
Black or African American (0.2%)
Other race (0.0%)
Race | Population | Percentage (of total) |
---|---|---|
White | 4,389 | 98.06% |
Two or more races | 56 | 1.25% |
Native American | 20 | 0.45% |
Black or African American | 9 | 0.2% |
Other race | 2 | 0.04% |
Married
Widowed
Divorced
Separated
Never Married
Shelbyville's average per capita income is $44,979. Household income levels show a median of $54,545. The poverty rate stands at 10.36%.
Name | Median | Mean |
---|---|---|
Married Families | $98,264 | - |
Families | $88,984 | $95,154 |
Households | $54,545 | $71,831 |
Non Families | $41,641 | $47,084 |
Average Income
Median Household Income
Poverty Rate