Auburn Flag

Auburn

County:
DeKalb County
County Seat:
Yes
Area (mi²):
8.721
State:
Indiana

Auburn is a city located in DeKalb County, Indiana. Auburn has a 2026 population of 14,215. It is also the county seat of DeKalb County. Auburn is currently growing at a rate of 0.8% annually and its population has increased by 5.01% since the most recent census, which recorded a population of 13,537 in 2020.

The median household income in Auburn is $68,750 with a poverty rate of 9.78%. The median age in Auburn is 35.6 years: 34.8 years for males, and 36.5 years for females. For every 100 females there are 92.2 males.

14.2K
Total Population
1,630
Density (mi²)
113 0.8%
Growth

Auburn Population

Auburn Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202614,2151130.8%
202514,1021130.81%
202413,9891170.84%
202313,8721240.9%
202213,7481441.06%
202113,604670.49%
202013,537200.15%
201913,5271320.99%
201813,3952281.73%
201713,1671351.04%
201613,032810.63%
201512,951440.34%
201412,907420.33%
201312,865140.11%
201212,851-44-0.34%
201112,895750.59%
201012,820890.7%
200012,0742,69528.73%
19909,3791,25715.48%
19808,12278510.7%
19707,33798715.54%
19606,3504718.01%
19505,8794648.57%
19405,4153276.43%
19305,0884389.42%
19204,65073118.65%
19103,91952315.4%
19003,39600%

Median Age

Overall: 35.6 years
Female: 36.5 years
Male: 34.8 years

Auburn Adults

There are 10,223 adults, (2,397 of whom are seniors) in Auburn.

Sex Ratio

Female: 7,059 (52%)
Male: 6,506 (48%)

Demographics

The racial composition of Auburn includes 96.09% White, and smaller percentages for other race, Asian, Black or African American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White13,03496.09%
Two or more races4493.31%
Other race640.47%
Asian120.09%
Black or African American60.04%
Race
Population ↓
Percentage (of total)
White1300.96%
Two or more races900.66%
Other race640.47%
Race
Population ↓
Percentage (of total)
White12,90495.13%
Two or more races3592.65%
Asian120.09%
Black or African American60.04%

Auburn Marital Status

Economics and Income Statistics

Auburn 's average per capita income is $49,156. Household income levels show a median of $68,750. The poverty rate stands at 9.78%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$102,913-
Families$87,930$104,886
Households$68,750$86,494
Non Families$34,828$48,020

$49,156

Average Income

$68,750

Median Household Income

9.78%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)