County

DeKalb County, IN

8 ZIP codes  ·  8 cities  ·  Indiana

👥46,924Population
💰$74,308Median HH Income≈ Avg
🎂37.3Median Age
🏠$182,188Median Home Value▼ 35% below avg
🎓34.3%College Grads▼ 12% below avg
📊4.1%Unemployment▼ 16% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.9% Female 50.1% ♀

Race & Ethnicity

White: 93.9%Hispanic: 2.8%Black: 0.2%Asian: 0.6%Other: 2.4%Race
White93.9%
Hispanic2.8%
Black0.2%
Asian0.6%
Other2.4%

Age Breakdown

Under 5
7%
5–17
19%
18–24
8%
25–44
25%
45–64
25%
65+
7%

Key Indicators

Median Age37.3 yrs
Avg HH Size2.65
Below Poverty9.4% ≈ Avg
College Grads34.3% ▼ 12% below avg
Unemployment4.1% ▼ 16% below avg
No HS Diploma280 (1%)
HS Graduate10,327 (35.9%)
Some College4,925 (17.1%)
Associates3,476 (12.1%)
Bachelors3,243 (11.3%)
Graduate Degree6,496 (22.6%)

Education

No HS: 1%HS Grad: 35.9%Some College: 17.1%Associates: 12.1%Bachelors: 11.3%Graduate: 22.6%Edu
No HS1.0%
HS Grad35.9%
Some College17.1%
Associates12.1%
Bachelors11.3%
Graduate22.6%
Housing & Income

Housing Tenure

Owner: 83.7%Renter: 16.3%Tenure
Owner83.7%
Renter16.3%

Home Value Distribution

Under $50k
9%
$50k–$100k
10%
$100k–$150k
20%
$150k–$200k
16%
$200k–$300k
23%
$300k–$500k
15%
Over $500k
6%

Financials

Median HH Income$74,308 ≈ Avg
Median Home Value$182,187 ▼ 35% below avg
Home/Income Ratio2.5x (nat avg ~3.5x)
Median Rent$949/mo
Total Housing Units19,031
Vacant Units1,289

Income Distribution

Under $25k
13%
$25k–$50k
18%
$50k–$75k
19%
$75k–$100k
18%
$100k–$150k
19%
$150k–$200k
7%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
94%
Public Transit
0%
Walked
1%
Work From Home
5%

Commute Time

Under 15 min
38%
15–30 min
36%
30–45 min
17%
Over 45 min
9%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
9%
1960s–1970s
12%
1980s–1990s
16%
2000+
63%
About DeKalb County, IN

DeKalb County is located in Indiana and encompasses 8 ZIP codes spanning 8 cities and communities. The county has an estimated population of 46,924 residents. With a median age of 37.31, it is a relatively young county.

DeKalb County has a solidly middle-class economic profile. The median household income of $74,308 is near the national average. Unemployment stands at 4.1%, below the national average. The poverty rate of 9.4% is near the national average.

Housing in DeKalb County is an affordable housing market, with a median home value of $182,187 — below the national average. Monthly median rent is approximately $948. Homeownership rates are high at 83.7%, reflecting a largely residential, stable population.

The residents of DeKalb County are primarily White (93.88%). Educational attainment is moderately educated — 34.3% of adults hold a bachelor's degree or higher, near the national average.

DeKalb County, IN is a solidly middle-class area in Indiana. The 8 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in DeKalb County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
46705 Ashley 1,988 $62,232 $144,100 $711 0.3% 30.2%
46706 Auburn 20,277 $76,288 $194,900 $829 4.6% 38.3%
46721 Butler 4,890 $67,969 $124,300 $810 1.4% 25.4%
46730 Corunna 1,183 $95,625 $279,200 0.0% 40.4%
46738 Garrett 8,462 $62,212 $156,300 $855 4.0% 27.9%
46785 Saint Joe 1,630 $68,958 $182,100 $788 11.5% 11.7%
46788 Spencerville 4,372 $97,250 $233,600 $2,111 5.3% 49.2%
46793 Waterloo 4,122 $74,412 $177,500 $840 4.5% 31.1%