CensusDepth
Home / Counties / Illinois / DeKalb County

DeKalb County, Illinois

County

Population: 100,512 (2023 estimate)

Located in Illinois

County-level Census Bureau data covering income, housing, demographics, education, employment, and more. Counties are the primary administrative division in the U.S. and the most common unit for comparing local conditions across a state.

← All counties in Illinois Illinois county income rankings

Data: U.S. Census Bureau, ACS 5-Year Estimates, 2023 (released December 2024).

Quick Facts — DeKalb County

What is the median household income in DeKalb County?
The median household income in DeKalb County is $71,141 (U.S. Census Bureau ACS 5-Year Estimates, 2023).
What is the poverty rate in DeKalb County?
The poverty rate in DeKalb County is 3.0% (U.S. Census Bureau ACS 2023).
What is the median home value in DeKalb County?
$215,800 (U.S. Census Bureau ACS 2023).
What is the average rent in DeKalb County?
The median gross rent in DeKalb County is $1,031 per month (U.S. Census Bureau ACS 2023).
What percentage of DeKalb County residents have a college degree?
14.4% of adults in DeKalb County hold a bachelor's degree or higher (U.S. Census Bureau ACS 2023).
Population
1,140
Median Income
$71,141
Median Home Value
$215,800
Poverty Rate
3.0%
Unemployment (ACS 2023)
3.3%
Median Age
27.0 yrs
Since 2019 Median Income: +$22,570 (+46.5%) Home Value: +$85,900 (+66.1%) Poverty Rate: -9.4 pp (-75.8%) Bachelor's+: +5.2 pp (+56.5%) Unemployment: +1.8 pp (+120%)

Demographics

Total Population 1,140
Median Age 27.0
Female 44.7%
Race & Ethnicity
Hispanic or Latino 1.7% White (non-Hisp.) 98.2% Two or More 1.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Income & Poverty

Median Household Income $71,141 ±$13,726
-$10,561 vs. state
Per Capita Income $86,069
Median Family Income $80,524
Poverty Rate 3.0%
-5.2 pp vs. state
Child Poverty Rate 3.3%
Working-Age Poverty Rate
SNAP Recipients 11.1%
Social Security Income
Retirement Income 17.3%
Household Income Distribution
< $10k
7.9%
$15–25k
5.6%
$25–35k
6.5%
$35–50k
5.9%
$50–75k
28.4%
$75–100k
18.2%
$100–150k
18.5%
$150–200k
6.5%
$200k+
2.6%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Housing

Total Housing Units 492
Owner-Occupied 81.8%
Renter-Occupied 18.2%
Vacancy Rate 30.7%
Median Home Value $215,800
-$34,700 vs. state
Median Gross Rent $1,031
Owner Cost Burden (30%+) 9.0%
Renter Cost Burden (30%+) 0.0%
Home Value Distribution
< $50k
7.5%
$50–100k
5.4%
$100–200k
9.3%
$200–300k
35.5%
$300–500k
12.2%
$500k–$1M
12.5%
Vehicle Availability
No vehicle
24.3%
1 vehicle
15.8%
2 vehicles
34.0%
3+
25.8%
Housing Type
Single-fam. det.
94.9%
Mobile home
5.1%
Housing Age
Pre-1940
20.1%
1940–1969
4.3%
1970–1999
16.5%
2000–2009
11.0%
2010+
2.4%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Education

High School or Higher 72.1%
Bachelor's or Higher 14.4%
-22.8 pp vs. state
Graduate Degree 1.5%
Some College / Associate 9.5%
Less Than High School 5.1%
Enrolled in School

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Employment

Labor Force Participation 62.2%
Unemployment Rate 3.3%
-2.5 pp vs. state
Work from Home 11.4%
Self-Employed 9.5%
Government Workers 9.2%
Private For-Profit 81.3%
Industry
Edu/Health
20.6%
Construction
19.6%
Retail
12.5%
Manufacturing
9.5%
Finance
5.1%
Public Admin
4.8%
Prof. Services
3.9%
Transportation
3.9%
Wholesale
3.5%
Arts/Entmt.
3.0%
Agriculture
1.6%
Occupation
Management
36.7%
Construction
20.8%
Sales
19.6%
Food Prep
12.9%
Production
9.9%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Commute

Median Travel Time 38.9 min
Drove Alone 58.5%
Carpool 21.2%
Public Transit 0.0%
Work from Home 11.4%
Walked 8.9%
Bicycle

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Households & Families

Total Households 341
Avg. Household Size 3.00
Avg. Family Size
Married-Couple Households 74.2%
Single-Mother Households
Single-Father Households
Living Alone
Households with Children 48.4%
Multigenerational

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Age Distribution

Under 5
14.8%
5–9
8.9%
10–14
10.7%
15–19
6.5%
20–24
5.6%
25–34
7.5%
35–44
18.2%
45–54
11.0%
55–64
6.0%
65–74
1.0%
75–84
5.2%
85+
3.3%
Under 18: 40.0% Working age (18–64): 60.0% 65 and over: 9.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Social Characteristics

Immigration

Foreign Born 0.2%
Naturalized Citizen 100.0%
Speaks English Less Than Very Well 1.0%

Veterans & Disability

Veteran 3.8%
With a Disability 6.6%
Cognitive Difficulty
Ambulatory Difficulty

Health Insurance

Insured 75.6%
Uninsured 24.4%
Employer Insurance
Medicaid
Medicare

Technology & Mobility

Broadband Internet 77.1%
Has a Computer 74.2%
Same House 1 Year Ago 97.7%
Moved from Abroad 0.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Compare DeKalb County

Compare to another county →

Where People Move From (IRS Migration Data)

Top origins of people who moved to DeKalb County in 2023, by number of tax returns filed (IRS SOI Migration Data).

Origin Tax Returns People (est.)
Kane County 621 1,043
Cook County 466 792
Other flows - South 271 456
Other flows - Midwest 269 445
DuPage County 256 446
Kendall County 208 374
Other flows - West 125 181
LaSalle County 114 177
Winnebago County 112 175
Ogle County 103 172