Indiana · Census place 1802674

Auburn, Indiana

Auburn is a city in DeKalb County, Indiana with an estimated 13,989 residents on July 1, 2024. It is the 66th largest of 299 incorporated places of 1,000+ people in the state.

Population 2024: 13,989; #66 of 299 in Indiana
Change since 2020: +3.3%; +452 people
Land area: 8.6 sq mi; + 0.03 sq mi water
Density: 1,627 / sq mi; State median 1,645

Orange pin: Auburn. Shaded: its county. Dark pin: Indianapolis.

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Tools and pages that start from Auburn

Auburn population, 2020 to 2024

Auburn added 452 residents from July 2020 to July 2024, a change of +3.3%. In the latest year it moved by +117. Among 126 Indiana places of 5,000 or more, that growth ranks 35th; the median place changed by +1.0%. The median place of 5,000+ in Indiana has 14,565 people, so Auburn is 96% of it.

July 1 estimates. The April 2020 estimates base was 13,517. The axis starts above zero so yearly changes are visible.

Auburn covers 8.60 square miles of land and 0.03 of water, for 1,627 people per square mile of land. The median Indiana place of 5,000+ has 1,645, so Auburn is close to the typical town.

What county Auburn is in

All of Auburn's residents live in DeKalb County, which had 44,330 residents in 2024. Auburn holds 31.6% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Auburn

1 ZIP Code Tabulation Area (ZCTA) overlaps Auburn by at least 10% of the ZCTA's or the city's land: 46706. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Auburn is

The Census internal point of Auburn is at 41.367700, -85.056500. Indianapolis, the capital, is 124.7 miles SSW in a straight line. The nearest larger place is Fort Wayne, IN (273,203 people), 19.8 miles away.

Internal point

Decimal: 41.367700, -85.056500
DMS: 41°22'3.72"N 85°03'23.40"W
UTM: 16N 662543.6E 4581398.9N
Geohash: dp7e26z8r
Plus code: 86HP9W9V+39

Daylight in Auburn

At 41.37° N, Auburn gets about 15 h 10 min of daylight around the June solstice and 9 h 11 min around the December solstice, a swing of 5 h 59 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Auburn

The eight nearest incorporated places of 1,000+ in Indiana, measured between internal points. The closest is Garrett, 3.6 miles away, with 6,663 people.

Questions people ask

What is the population of Auburn, IN?

13,989 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 452 (3.3%) from 13,537 in July 2020.

What county is Auburn in?

DeKalb County. All of its residents live in that county.

What ZIP codes cover Auburn?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 46706.

How far is Auburn from Indianapolis?

124.7 miles (200.6 km) in a straight line, heading SSW from Auburn.

What is the nearest larger city to Auburn?

Fort Wayne, IN, with 273,203 residents, 19.8 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

How every number is computed: methodology. Spotted a wrong figure? Report an error.