Dekalb County, IL ZIP Codes
Illinois (IL) · 14 ZIP codes · 14 cities
14
ZIP codes
100,414
population (2021)
-4.5%
pop change since 2010
17037
FIPS code
Dekalb County ZIP code map
About Dekalb County
Dekalb County is located in Illinois and contains 14 ZIP codes across 14 cities and communities.
The county's population was 100,414 as of 2021,
a decrease of
4.5% from 105,160 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Dekalb County is 17037.
| Population | |
|---|---|
| 2021 population | 100,414 |
| 2010 population | 105,160 |
| Change | -4.5% |
| County details | |
|---|---|
| State | Illinois |
| FIPS code | 17037 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Dekalb County
Clare
Cortland
Dekalb
Esmond
Genoa
Hinckley
Kingston
Kirkland
Malta
Sandwich
Shabbona
Somonauk
Sycamore
Waterman
ZIP codes for Dekalb County, IL (14)
| ZIP code | City | County | Map |
|---|---|---|---|
| 60111 | Clare | Dekalb | View map |
| 60112 | Cortland | Dekalb | View map |
| 60115 | Dekalb | Dekalb | View map |
| 60129 | Esmond | Dekalb | View map |
| 60135 | Genoa | Dekalb | View map |
| 60145 | Kingston | Dekalb | View map |
| 60146 | Kirkland | Dekalb | View map |
| 60150 | Malta | Dekalb | View map |
| 60178 | Sycamore | Dekalb | View map |
| 60520 | Hinckley | Dekalb | View map |
| 60548 | Sandwich | Dekalb | View map |
| 60550 | Shabbona | Dekalb | View map |
| 60552 | Somonauk | Dekalb | View map |
| 60556 | Waterman | Dekalb | View map |
Demographics & statistics
106,270
Population
33.3
Median age
$71,012
Median household income
$34,686
Per capita income
$222,486
Median home value
$963
Median monthly rent
75.9%
Home ownership
8.6%
Poverty rate
5.5%
Unemployment
27,904
Housing units
28.1%
Bachelor's or higher
Age distribution
Male
Female
2,952
Under 5
2,864
3,097
5–9
3,004
3,517
10–14
3,412
4,617
15–19
4,478
7,507
20–24
7,283
6,874
25–34
6,668
6,221
35–44
6,034
5,715
45–54
5,544
3,178
55–59
3,082
2,770
60–64
2,688
4,461
65–74
4,327
2,180
75–84
2,115
854
85+
828
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 22,675 | 22.4% |
| 18 and over | 83,595 | 77.6% |
| 65 and over | 14,765 | 18.4% |
| Median age | 33.3 years | |
Race & ethnicity
White
75.4%
Black or African American
6.9%
Two or more races
5.9%
Hispanic or Latino
5.8%
Other race
3.4%
Asian
2.2%
American Indian / Alaska Native
0.4%
| Group | Count | % |
|---|---|---|
| White | 85,103 | 75.4% |
| Black or African American | 7,817 | 6.9% |
| Two or more races | 6,670 | 5.9% |
| Hispanic or Latino | 6,584 | 5.8% |
| Other race | 3,784 | 3.4% |
| Asian | 2,454 | 2.2% |
| American Indian / Alaska Native | 417 | 0.4% |
Household income
Under $10k
2.8%
$10k–$15k
2.3%
$15k–$25k
7.2%
$25k–$35k
5.5%
$35k–$50k
9.6%
$50k–$75k
15.4%
$75k–$100k
14.7%
$100k–$150k
24.2%
$150k–$200k
10.4%
$200k+
7.9%
| Range | % of households |
|---|---|
| Under $10k | 2.8% |
| $10k–$15k | 2.3% |
| $15k–$25k | 7.2% |
| $25k–$35k | 5.5% |
| $35k–$50k | 9.6% |
| $50k–$75k | 15.4% |
| $75k–$100k | 14.7% |
| $100k–$150k | 24.2% |
| $150k–$200k | 10.4% |
| $200k+ | 7.9% |
| Median income | $71,012 |
Housing
Home values
Under $50k
2.6%
$50k–$100k
3.8%
$100k–$150k
13.6%
$150k–$200k
23.9%
$200k–$300k
33.5%
$300k–$500k
17.3%
$500k–$1M
3.9%
$1M+
1.3%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $222,486 |
| Median rent / month | $963 |
| Owner occupied | 75.9% |
| Renter occupied | 24.1% |
| Vacant | 4.9% |
| Single-family detached | 79.2% |
| Large apartment buildings | 1.9% |
| Mobile homes | 1.8% |
| Median rooms | 6.5 |
| Avg household size (owned) | 2.64 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.3% |
| 2010–2019 | 1.6% |
| 2000–2009 | 17.0% |
| 1990–1999 | 15.1% |
| 1980–1989 | 7.5% |
| 1970–1979 | 11.9% |
| 1960–1969 | 7.8% |
| 1950–1959 | 7.6% |
| 1940–1949 | 2.5% |
| 1939 or earlier | 28.7% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.2% |
| 1 bedroom | 5.5% |
| 2 bedrooms | 18.7% |
| 3 bedrooms | 45.1% |
| 4 bedrooms | 23.7% |
| 5+ bedrooms | 5.8% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 4.8% |
| 1 vehicle | 22.8% |
| 2 vehicles | 42.6% |
| 3 or more | 29.7% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 61.7% |
| Electricity | 16.4% |
| Propane / LP gas | 19.9% |
| Fuel oil | 1.0% |
| Wood | 0.6% |
| No fuel used | 0.2% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 18,245 | 53.2% |
| Cohabiting couple | 4,169 | 11.2% |
| Male householder, no spouse | 8,200 | 18.3% |
| Female householder, no spouse | 10,577 | 17.4% |
| Households with children under 18 | 11,862 | 30.7% |
| Households with seniors (65+) | 10,330 | 31.5% |
| Average household size | 2.54 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 31.8% | 26.0% |
| Married | 52.7% | 53.1% |
| Separated | 0.8% | 0.7% |
| Widowed | 2.4% | 8.7% |
| Divorced | 12.3% | 11.5% |
Education
Less than 9th grade
2.2%
Some HS, no diploma
4.4%
HS graduate
26.5%
Some college, no degree
28.1%
Associate's degree
10.7%
Bachelor's degree
16.8%
Graduate / professional
11.3%
| Metric | % |
|---|---|
| HS diploma or higher | 93.4% |
| Bachelor's or higher | 28.1% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 1,482 | 5.0% |
| Kindergarten | 969 | 3.7% |
| Elementary school | 10,307 | 39.8% |
| High school | 5,708 | 22.3% |
| College / grad school | 15,707 | 29.3% |
Employment
Industry of employment
Education & healthcare
23.6%
Manufacturing
12.0%
Retail trade
11.0%
Professional & management
9.7%
Construction
8.6%
Arts, food & hospitality
7.2%
Transportation & utilities
7.1%
Agriculture & mining
5.2%
Finance & real estate
4.9%
Other services
3.5%
Public administration
2.5%
Wholesale trade
2.4%
Information
2.1%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 34.2% |
| Service | 15.4% |
| Sales & office | 21.2% |
| Natural resources & construction | 12.8% |
| Production & transportation | 16.3% |
Employment type
| Type | % |
|---|---|
| Private sector | 77.8% |
| Government | 15.6% |
| Self-employed | 6.5% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 78.7% |
| Carpool | 9.7% |
| Public transit | 0.4% |
| Walk | 2.0% |
| Other means | 1.2% |
| Avg commute (minutes) | 30.1 |
Poverty
All people
8.6%
Under 18 years
10.2%
18 and over
8.1%
Married-couple families
3.5%
Female-led households
15.1%
Income support
| Source | % of households |
|---|---|
| Social Security | 31.8% |
| Retirement income | 28.0% |
| Supplemental Security | 3.3% |
| Cash public assistance | 1.4% |
| Food stamps / SNAP | 9.1% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 29.6% |
| High cholesterol | 31.0% |
| Heart disease | 5.5% |
| Stroke | 2.6% |
| Asthma | 9.7% |
| Arthritis | 23.9% |
| Kidney disease | 2.5% |
| Pulmonary disease | 6.1% |
| Cancer | 6.1% |
| Behavior / access | % |
|---|---|
| Binge drinking | 16.4% |
| No physical activity | 21.8% |
| Less than 7 hrs sleep | 30.9% |
| Fair or poor health | 12.2% |
| Poor mental health | 13.1% |
| Poor physical health | 8.9% |
| No health insurance | 10.5% |
| Visited doctor (checkup) | 75.7% |
| Visited dentist | 64.9% |
| Cholesterol screening | 88.9% |
| Teeth loss | 12.2% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 5,183 | 8.5% |
| Disability | % |
|---|---|
| Any disability | 11.8% |
| Under 18 | 3.6% |
| 18–64 years | 9.8% |
| 65 and over | 29.5% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 77.5% |
| Public insurance | 32.8% |
| Uninsured under 19 | 2.1% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 100,454 | 93.9% |
| Spanish | 4,068 | 2.6% |
| Other Indo-European | 2,699 | 2.1% |
| Asian & Pacific Islander | 477 | 0.2% |
| Other languages | 715 | 0.2% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 99,589 | 96.7% |
| Born in same state | 98,631 | 96.1% |
| Born in different state | 82,405 | 83.5% |
| Foreign born | 958 | 0.6% |
| Naturalized citizen | 6,681 | 3.3% |
| Not a US citizen | 2,895 | 35.7% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 16,639 | 15.7% |
| French | 9,227 | 8.7% |
| Polish | 4,486 | 4.2% |
| Arab | 3,519 | 3.3% |
| English | 999 | 0.9% |
| Ancestry | Count | % |
|---|---|---|
| Irish | 529 | 0.5% |
| Dutch | 529 | 0.5% |
| Norwegian | 464 | 0.4% |
| German | 388 | 0.4% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 39.4% |
| Internet access | 96.8% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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