Auburn is a city located in DeKalb County, Indiana. Auburn has a 2025 population of 14,102 . It is also the county seat of DeKalb County . Auburn is currently growing at a rate of 0.81% annually and its population has increased by 4.17% since the most recent census, which recorded a population of 13,537 in 2020.
The average household income in Auburn is $77,584 with a poverty rate of 11.3%. The median age in Auburn is 35.7 years: 34.5 years for males, and 36.6 years for females. For every 100 females there are 94.0 males.
Data after 2023 is projected based on recent change
The racial composition of Auburn includes 96.22% White, and smaller percentages for Two or more races, other race, Asian, Black or African American and multiracial populations.
White (96.22%)
Two or more races (2.98%)
Other race (0.69%)
Asian (0.07%)
Black or African American (0.04%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 12,955 | 96.22% |
| Two or more races | 401 | 2.98% |
| Other race | 93 | 0.69% |
| Asian | 9 | 0.07% |
| Black or African American | 6 | 0.04% |
Married
Widowed
Divorced
Separated
Never Married
Auburn's average per capita income is $47,774. Household income levels show a median of $62,339. The poverty rate stands at 11.3%.
Name | Median | Mean |
|---|---|---|
| Married Families | $97,083 | - |
| Families | $82,921 | $93,581 |
| Households | $62,339 | $77,584 |
| Non Families | $35,060 | $44,796 |
Average Income
Median Household Income
Poverty Rate