Auburn ZIP Codes — Dekalb County, IN

There is one unique ZIP code in Auburn, Indiana and it is 46706. Area code: 260.

ZIP codes

87.90

sq mi land

0.31

sq mi water

260

area code

Auburn, IN ZIP code map

About Auburn, IN

Auburn, Indiana is a charming city nestled in Dekalb County. Known for its rich history and vibrant community, Auburn exudes small-town warmth with modern amenities. With a single ZIP code, 46706, this city offers a unique blend of rural and urban living.

Location & geography

Auburn is located in northeastern Indiana, approximately 30 miles northwest of Fort Wayne and about 10 miles southeast of the small town of Angola. The city covers a total area of 87.90 square miles, with a minor water area of 0.31 square miles. The terrain is primarily flat, typical of the Midwest, making it ideal for agriculture and outdoor activities.

Community & economy

The community in Auburn is characterized by its close-knit atmosphere and friendly residents, making it a welcoming place for families and newcomers alike. The local economy is supported primarily by manufacturing, agriculture, and retail, contributing to a steady employment rate. Daily life in Auburn is enriched by numerous local events, parks, and recreational facilities, fostering a strong sense of community involvement.

Transportation

Auburn is conveniently accessed via major highways, including Interstate 69, which runs to the east of the city, facilitating easy travel to nearby urban centers. The nearest airport is Fort Wayne International Airport, located about 30 miles southwest of Auburn. Public transit options are limited, but residents often rely on personal vehicles for commuting and travel.

History

Auburn was founded in the early 19th century and quickly grew as a vital part of Dekalb County’s development. The city became known for its significant contributions to the automotive industry, especially during the early 1900s when it housed several automobile manufacturers. Notable events include the annual Auburn Cord Duesenberg Festival, which celebrates the city's rich automotive heritage.

Did you know?

One surprising fact about Auburn is that it is home to the National Automotive and Truck Museum, which showcases the history and evolution of the automotive industry. This museum attracts car enthusiasts and tourists from all over, highlighting Auburn's unique place in automotive history.

ZIP codes for Auburn, IN (1)

ZIP code	City	County	Map
46706	Auburn	Dekalb	View map

Demographics & statistics

20,000

Population

36.7

Median age

$73,165

Median household income

$34,398

Per capita income

$172,100

Median home value

$782

Median monthly rent

79.4%

Home ownership

8.4%

Poverty rate

4.7%

Unemployment

6,673

Housing units

24.7%

Bachelor's or higher

Age distribution

Male Female

597

Under 5

592

637

5–9

630

738

10–14

730

681

15–19

674

701

20–24

695

1,241

25–34

1,228

1,351

35–44

1,337

1,204

45–54

1,192

646

55–59

640

611

60–64

604

961

65–74

952

481

75–84

477

201

85+

199

← Male

Female →

Age summary

Group	Count	%
Under 18	4,828	24.1%
18 and over	15,172	75.9%
65 and over	3,271	16.4%
Median age	36.7 years

Race & ethnicity

White 96.3%

Two or more races 2.3%

Hispanic or Latino 0.9%

Other race 0.2%

Black or African American 0.1%

Asian 0.1%

Group	Count	%
White	19,454	96.3%
Two or more races	469	2.3%
Hispanic or Latino	191	0.9%
Other race	31	0.2%
Black or African American	26	0.1%
Asian	20	0.1%

Household income

Under $10k 2.5%

$10k–$15k 2.4%

$15k–$25k 7.0%

$25k–$35k 10.3%

$35k–$50k 13.6%

$50k–$75k 15.7%

$75k–$100k 16.8%

$100k–$150k 20.5%

$150k–$200k 6.5%

$200k+ 4.7%

Range	% of households
Under $10k	2.5%
$10k–$15k	2.4%
$15k–$25k	7.0%
$25k–$35k	10.3%
$35k–$50k	13.6%
$50k–$75k	15.7%
$75k–$100k	16.8%
$100k–$150k	20.5%
$150k–$200k	6.5%
$200k+	4.7%
Median income	$73,165

Housing

Home values

Under $50k 10.0%

$50k–$100k 8.3%

$100k–$150k 23.1%

$150k–$200k 18.9%

$200k–$300k 20.1%

$300k–$500k 14.7%

$500k–$1M 4.4%

$1M+ 0.5%

Housing overview

Metric	Value
Median home value	$172,100
Median rent / month	$782
Owner occupied	79.4%
Renter occupied	20.6%
Vacant	4.6%
Single-family detached	76.3%
Large apartment buildings	4.6%
Mobile homes	9.7%
Median rooms	6.1
Avg household size (owned)	2.57

Year built

Era	%
2020 or later	0.6%
2010–2019	8.0%
2000–2009	12.2%
1990–1999	18.0%
1980–1989	14.1%
1970–1979	11.2%
1960–1969	9.8%
1950–1959	7.9%
1940–1949	3.6%
1939 or earlier	14.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.1%
1 bedroom	3.8%
2 bedrooms	22.9%
3 bedrooms	53.5%
4 bedrooms	15.5%
5+ bedrooms	3.3%

Vehicles per household

Vehicles	% of households
No vehicle	6.9%
1 vehicle	31.2%
2 vehicles	33.6%
3 or more	28.3%

Heating fuel

Fuel type	%
Utility gas	62.7%
Electricity	25.9%
Propane / LP gas	9.0%
Fuel oil	0.3%
Wood	0.7%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	4,199	53.0%
Cohabiting couple	486	6.1%
Male householder, no spouse	1,551	19.6%
Female householder, no spouse	1,689	21.3%
Households with children under 18	2,727	34.4%
Households with seniors (65+)	2,408	30.4%
Average household size	2.49

Marital status

Status	Male	Female
Never married	30.1%	21.3%
Married	52.8%	53.6%
Separated	1.0%	0.5%
Widowed	4.7%	7.8%
Divorced	11.4%	16.8%

Education

Less than 9th grade 1.2%

Some HS, no diploma 5.2%

HS graduate 40.8%

Some college, no degree 17.9%

Associate's degree 10.1%

Bachelor's degree 17.1%

Graduate / professional 7.6%

Metric	%
HS diploma or higher	93.5%
Bachelor's or higher	24.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	287	6.2%
Kindergarten	279	6.0%
Elementary school	2,110	45.5%
High school	1,266	27.3%
College / grad school	697	15.0%

Employment

Industry of employment

Manufacturing 37.4%

Education & healthcare 20.9%

Retail trade 6.6%

Arts, food & hospitality 6.4%

Professional & management 5.2%

Transportation & utilities 4.7%

Finance & real estate 4.7%

Other services 4.6%

Construction 4.0%

Public administration 3.4%

Wholesale trade 1.1%

Information 0.7%

Agriculture & mining 0.3%

Occupation

Category	%
Management, business & arts	33.2%
Service	15.8%
Sales & office	14.6%
Natural resources & construction	5.3%
Production & transportation	31.1%

Employment type

Type	%
Private sector	86.3%
Government	10.5%
Self-employed	3.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.5%
Carpool	9.8%
Public transit	0.1%
Walk	1.9%
Other means	1.3%
Avg commute (minutes)	18.3

Poverty

All people 8.4%

Under 18 years 13.5%

18 and over 6.8%

Married-couple families 2.8%

Female-led households 38.7%

Income support

Source	% of households
Social Security	31.1%
Retirement income	23.9%
Supplemental Security	2.4%
Cash public assistance	0.8%
Food stamps / SNAP	5.2%

Health indicators

Condition	%
High blood pressure	35.8%
High cholesterol	34.3%
Heart disease	6.7%
Stroke	3.0%
Asthma	9.8%
Arthritis	26.6%
Kidney disease	2.9%
Pulmonary disease	7.9%
Cancer	7.0%

Behavior / access	%
Binge drinking	16.1%
No physical activity	24.6%
Less than 7 hrs sleep	31.2%
Fair or poor health	14.8%
Poor mental health	15.1%
Poor physical health	10.9%
No health insurance	12.4%
Visited doctor (checkup)	73.9%
Visited dentist	65.4%
Cholesterol screening	89.1%
Teeth loss	14.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,013	6.7%

Disability	%
Any disability	11.7%
Under 18	7.2%
18–64 years	8.0%
65 and over	32.1%

Health insurance coverage

Type	%
Private insurance	74.3%
Public insurance	30.4%
Uninsured under 19	6.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	18,811	94.1%
Spanish	115	0.6%
Other Indo-European	59	0.3%
Asian & Pacific Islander	42	0.2%
Other languages	14	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	19,843	99.2%
Born in same state	19,772	98.9%
Born in different state	15,725	78.6%
Foreign born	71	0.4%
Naturalized citizen	157	0.8%
Not a US citizen	40	25.5%

Ancestry

Ancestry	Count	%
French	3,013	15.1%
Italian	2,124	10.6%
Arab	1,374	6.9%
English	503	2.5%
Polish	121	0.6%

Ancestry	Count	%
German	53	0.3%
Norwegian	36	0.2%
Irish	32	0.2%
Dutch	6	0%

Technology access

Metric	% of households
Computer access	39.6%
Internet access	90.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Auburn, IN have?

Auburn, IN has one ZIP code: 46706. Each ZIP code serves a distinct delivery area within the city and surrounding region.