Stephenson County, IL ZIP Codes
Illinois (IL) · 14 ZIP codes · 14 cities
14
ZIP codes
44,021
population (2021)
-7.7%
pop change since 2010
17177
FIPS code
Stephenson County ZIP code map
About Stephenson County
Stephenson County is located in Illinois and contains 14 ZIP codes across 14 cities and communities.
The county's population was 44,021 as of 2021,
a decrease of
7.7% from 47,711 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Stephenson County is 17177.
| Population | |
|---|---|
| 2021 population | 44,021 |
| 2010 population | 47,711 |
| Change | -7.7% |
| County details | |
|---|---|
| State | Illinois |
| FIPS code | 17177 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Stephenson County
Cedarville
Dakota
Davis
Eleroy
Freeport
German Valley
Kent
Lena
Mc Connell
Orangeville
Pearl City
Ridott
Rock City
Winslow
ZIP codes for Stephenson County, IL (14)
| ZIP code | City | County | Map |
|---|---|---|---|
| 61013 | Cedarville | Stephenson | View map |
| 61018 | Dakota | Stephenson | View map |
| 61019 | Davis | Stephenson | View map |
| 61027 | Eleroy | Stephenson | View map |
| 61032 | Freeport | Stephenson | View map |
| 61039 | German Valley | Stephenson | View map |
| 61044 | Kent | Stephenson | View map |
| 61048 | Lena | Stephenson | View map |
| 61050 | Mc Connell | Stephenson | View map |
| 61060 | Orangeville | Stephenson | View map |
| 61062 | Pearl City | Stephenson | View map |
| 61067 | Ridott | Stephenson | View map |
| 61070 | Rock City | Stephenson | View map |
| 61089 | Winslow | Stephenson | View map |
Demographics & statistics
44,905
Population
45.4
Median age
$59,964
Median household income
$33,173
Per capita income
$159,350
Median home value
$683
Median monthly rent
83.3%
Home ownership
7.4%
Poverty rate
3.3%
Unemployment
15,819
Housing units
24.2%
Bachelor's or higher
Age distribution
Male
Female
1,256
Under 5
1,206
1,208
5–9
1,161
1,433
10–14
1,376
1,383
15–19
1,329
1,338
20–24
1,285
2,300
25–34
2,210
2,461
35–44
2,365
2,710
45–54
2,604
1,601
55–59
1,538
1,762
60–64
1,693
3,087
65–74
2,965
1,578
75–84
1,516
785
85+
755
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 9,566 | 21.7% |
| 18 and over | 35,339 | 78.3% |
| 65 and over | 10,686 | 22.2% |
| Median age | 45.4 years | |
Race & ethnicity
White
81.5%
Black or African American
8.3%
Two or more races
5.7%
Hispanic or Latino
2.5%
Other race
1%
Asian
0.9%
American Indian / Alaska Native
0.2%
| Group | Count | % |
|---|---|---|
| White | 37,520 | 81.5% |
| Black or African American | 3,808 | 8.3% |
| Two or more races | 2,630 | 5.7% |
| Hispanic or Latino | 1,150 | 2.5% |
| Other race | 464 | 1% |
| Asian | 405 | 0.9% |
| American Indian / Alaska Native | 78 | 0.2% |
Household income
Under $10k
2.1%
$10k–$15k
2.1%
$15k–$25k
7.3%
$25k–$35k
8.1%
$35k–$50k
12.0%
$50k–$75k
20.4%
$75k–$100k
14.8%
$100k–$150k
21.7%
$150k–$200k
5.4%
$200k+
6.0%
| Range | % of households |
|---|---|
| Under $10k | 2.1% |
| $10k–$15k | 2.1% |
| $15k–$25k | 7.3% |
| $25k–$35k | 8.1% |
| $35k–$50k | 12.0% |
| $50k–$75k | 20.4% |
| $75k–$100k | 14.8% |
| $100k–$150k | 21.7% |
| $150k–$200k | 5.4% |
| $200k+ | 6.0% |
| Median income | $59,964 |
Housing
Home values
Under $50k
5.4%
$50k–$100k
20.2%
$100k–$150k
20.5%
$150k–$200k
17.2%
$200k–$300k
20.9%
$300k–$500k
11.1%
$500k–$1M
3.2%
$1M+
1.6%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $159,350 |
| Median rent / month | $683 |
| Owner occupied | 83.3% |
| Renter occupied | 16.7% |
| Vacant | 12.8% |
| Single-family detached | 90.0% |
| Large apartment buildings | 0.9% |
| Mobile homes | 1.1% |
| Median rooms | 6.6 |
| Avg household size (owned) | 2.50 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.1% |
| 2010–2019 | 2.0% |
| 2000–2009 | 8.3% |
| 1990–1999 | 11.1% |
| 1980–1989 | 8.9% |
| 1970–1979 | 12.7% |
| 1960–1969 | 7.3% |
| 1950–1959 | 7.2% |
| 1940–1949 | 5.8% |
| 1939 or earlier | 36.6% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.5% |
| 1 bedroom | 3.7% |
| 2 bedrooms | 19.1% |
| 3 bedrooms | 51.9% |
| 4 bedrooms | 20.6% |
| 5+ bedrooms | 4.2% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.3% |
| 1 vehicle | 23.4% |
| 2 vehicles | 43.0% |
| 3 or more | 30.4% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 41.5% |
| Electricity | 16.0% |
| Propane / LP gas | 35.6% |
| Fuel oil | 2.6% |
| Wood | 3.6% |
| No fuel used | 0.5% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 9,304 | 60.9% |
| Cohabiting couple | 1,454 | 6.9% |
| Male householder, no spouse | 3,312 | 13.7% |
| Female householder, no spouse | 5,382 | 18.5% |
| Households with children under 18 | 4,861 | 27.3% |
| Households with seniors (65+) | 7,304 | 34.1% |
| Average household size | 2.47 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 25.8% | 19.1% |
| Married | 61.9% | 61.0% |
| Separated | 0.6% | 0.6% |
| Widowed | 1.7% | 8.9% |
| Divorced | 10.0% | 10.5% |
Education
Less than 9th grade
2.1%
Some HS, no diploma
5.2%
HS graduate
32.7%
Some college, no degree
24.9%
Associate's degree
11.0%
Bachelor's degree
17.4%
Graduate / professional
6.8%
| Metric | % |
|---|---|
| HS diploma or higher | 92.7% |
| Bachelor's or higher | 24.2% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 821 | 10.8% |
| Kindergarten | 528 | 6.7% |
| Elementary school | 3,888 | 41.6% |
| High school | 2,231 | 20.6% |
| College / grad school | 1,680 | 20.4% |
Employment
Industry of employment
Education & healthcare
20.5%
Manufacturing
17.5%
Agriculture & mining
10.5%
Retail trade
10.0%
Construction
8.3%
Professional & management
7.4%
Transportation & utilities
6.9%
Other services
6.8%
Finance & real estate
4.5%
Public administration
2.5%
Arts, food & hospitality
2.4%
Wholesale trade
2.0%
Information
0.8%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 36.8% |
| Service | 11.8% |
| Sales & office | 17.1% |
| Natural resources & construction | 14.2% |
| Production & transportation | 20.1% |
Employment type
| Type | % |
|---|---|
| Private sector | 74.9% |
| Government | 10.8% |
| Self-employed | 14.1% |
| Unpaid family workers | 0.3% |
Commute
| Method | % |
|---|---|
| Drive alone | 76.9% |
| Carpool | 5.4% |
| Public transit | 0.4% |
| Walk | 4.4% |
| Other means | 2.7% |
| Avg commute (minutes) | 23.9 |
Poverty
All people
7.4%
Under 18 years
13.3%
18 and over
6.3%
Married-couple families
1.9%
Female-led households
21.4%
Income support
| Source | % of households |
|---|---|
| Social Security | 35.4% |
| Retirement income | 28.4% |
| Supplemental Security | 2.9% |
| Cash public assistance | 2.2% |
| Food stamps / SNAP | 6.8% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 33.7% |
| High cholesterol | 35.1% |
| Heart disease | 6.9% |
| Stroke | 3.1% |
| Asthma | 9.6% |
| Arthritis | 27.8% |
| Kidney disease | 2.9% |
| Pulmonary disease | 7.3% |
| Cancer | 7.4% |
| Behavior / access | % |
|---|---|
| Binge drinking | 15.4% |
| No physical activity | 23.7% |
| Less than 7 hrs sleep | 31.3% |
| Fair or poor health | 13.7% |
| Poor mental health | 12.5% |
| Poor physical health | 9.9% |
| No health insurance | 9.7% |
| Visited doctor (checkup) | 77.3% |
| Visited dentist | 67.1% |
| Cholesterol screening | 90.6% |
| Teeth loss | 13.4% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 2,654 | 5.6% |
| Disability | % |
|---|---|
| Any disability | 14.8% |
| Under 18 | 5.6% |
| 18–64 years | 12.5% |
| 65 and over | 33.2% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 72.9% |
| Public insurance | 38.0% |
| Uninsured under 19 | 1.0% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 42,443 | 94.6% |
| Spanish | 404 | 1.6% |
| Other Indo-European | 242 | 0.5% |
| Asian & Pacific Islander | 60 | 1.1% |
| Other languages | 102 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 43,859 | 96.9% |
| Born in same state | 43,712 | 96.7% |
| Born in different state | 31,952 | 67.4% |
| Foreign born | 147 | 0.2% |
| Naturalized citizen | 1,046 | 3.1% |
| Not a US citizen | 556 | 46.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 5,071 | 11.3% |
| French | 3,793 | 8.4% |
| Arab | 3,258 | 7.3% |
| English | 1,396 | 3.1% |
| Polish | 834 | 1.9% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 181 | 0.4% |
| Norwegian | 127 | 0.3% |
| German | 124 | 0.3% |
| Irish | 67 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.9% |
| Internet access | 92.6% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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