Franklin is located in Johnson County, Indiana. Franklin has a 2025 population of 4,171 . It is also the county seat of Johnson County . Franklin is currently declining at a rate of -0.14% annually but its population has increased by 0.31% since the most recent census, which recorded a population of 4,158 in 2020.
The average household income in Franklin is $114,026 with a poverty rate of 1.06%. The median age in Franklin is 39.2 years: 37.7 years for males, and 42.2 years for females. For every 100 females there are 95.6 males.
Data after 2023 is projected based on recent change
The racial composition of Franklin includes 95.16% White, 3.42% Asian, and smaller percentages for Two or more races, Black or African American, other race, Native American and multiracial populations.
White (95.16%)
Asian (3.42%)
Two or more races (0.7%)
Black or African American (0.29%)
Other race (0.24%)
Native American (0.19%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,956 | 95.16% |
| Asian | 142 | 3.42% |
| Two or more races | 29 | 0.7% |
| Black or African American | 12 | 0.29% |
| Other race | 10 | 0.24% |
| Native American | 8 | 0.19% |
Married
Widowed
Divorced
Separated
Never Married
Franklin's average per capita income is $65,044. Household income levels show a median of $84,079. The poverty rate stands at 1.06%.
Name | Median | Mean |
|---|---|---|
| Married Families | $109,816 | - |
| Families | $108,422 | $133,918 |
| Households | $84,079 | $114,026 |
| Non Families | $52,891 | $65,960 |
Average Income
Median Household Income
Poverty Rate