Petty is located in Lawrence County, Illinois. Petty has a 2025 population of 583 . Petty is currently declining at a rate of -1.52% annually and its population has decreased by -8.04% since the most recent census, which recorded a population of 634 in 2020.
The average household income in Petty is $57,441 with a poverty rate of 12.77%. The median age in Petty is 50.9 years: 51.7 years for males, and 35.6 years for females. For every 100 females there are 80.9 males.
Data after 2023 is projected based on recent change
The racial composition of Petty includes 96.3% White, and smaller percentages for and multiracial populations.
White (96.3%)
Two or more races (3.7%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 573 | 96.3% |
| Two or more races | 22 | 3.7% |
Married
Widowed
Divorced
Separated
Never Married
Petty's average per capita income is $37,831. Household income levels show a median of $42,396. The poverty rate stands at 12.77%.
Name | Median | Mean |
|---|---|---|
| Married Families | $69,375 | - |
| Families | $68,580 | $74,857 |
| Households | $42,396 | $57,441 |
| Non Families | $33,462 | $31,168 |
Average Income
Median Household Income
Poverty Rate