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Illinois ZIP Codes
Stephenson County
Dakota, IL
61018
61018 ZIP Code — Dakota, IL
Stephenson County, Illinois
ZIP code 61018 is located in
Dakota ,
Illinois ,
within Stephenson County .
It covers approximately 33.50 square miles and serves a population of
953 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 815 .
About ZIP code 61018
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $153,800. Owner-occupancy is high at 81%, well above the national average.
Median household income is $73,828. The poverty rate of 6% is below the national average. 37% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with retail trade as the leading industry. The average commute of 23 minutes is near the national average.
College attainment at 17% is below the national average, consistent with a trades and production-oriented local economy.
Overall, ZIP code 61018 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.
61018 ZIP code map
View map of 61018
Cities in ZIP code 61018
Below are the cities the US Postal Service accepts for ZIP code 61018. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
953
Population density
28 / sq mi
State FIPS
17
County FIPS
177
Geography
Land area
33.50 sq mi
Water area
0.00 sq mi
Latitude
42.4144
Longitude
-89.5579
Timezone
Central (CT)
Area code
815
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
39.9%
48.9%
37.2%
$50k – $100k
37.9%
31.3%
29.6%
$100k – $200k
20.3%
17.0%
24.4%
Over $200k
1.9%
2.7%
8.8%
Demographics & statistics
$73,828
Median household income
$153,800
Median home value
17.1%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 225 23.6%
18 and over 728 76.4%
65 and over 204 21.4%
Median age 43.7 years
Race & ethnicity
Group Count %
White 922 94.5%
Two or more races 31 3.2%
Hispanic or Latino 23 2.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
39.9%
48.9%
37.2%
$50k – $100k
37.9%
31.3%
29.6%
$100k – $200k
20.3%
17.0%
24.4%
Over $200k
1.9%
2.7%
8.8%
Range % of households
Under $10k 2.4%
$10k–$15k 2.4%
$15k–$25k 4.9%
$25k–$35k 8.7%
$35k–$50k 10.3%
$50k–$75k 23.3%
$75k–$100k 17.1%
$100k–$150k 25.2%
$150k–$200k 3.8%
$200k+ 1.9%
Median income $73,828
Housing
Housing overview
Metric Value
Median home value $153,800
Median rent / month $788
Owner occupied 80.8%
Renter occupied 19.2%
Vacant 21.7%
Single-family detached 94.1%
Large apartment buildings 0.0%
Mobile homes 0.0%
Median rooms 6.7
Avg household size (owned) 2.41
Year built
Era %
2020 or later 0.0%
2010–2019 0.0%
2000–2009 4.7%
1990–1999 8.7%
1980–1989 8.3%
1970–1979 10.2%
1960–1969 10.2%
1950–1959 8.9%
1940–1949 5.5%
1939 or earlier 43.5%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 0.8%
2 bedrooms 11.7%
3 bedrooms 60.7%
4 bedrooms 21.4%
5+ bedrooms 5.3%
Vehicles per household
Vehicles % of households
No vehicle 4.9%
1 vehicle 19.2%
2 vehicles 52.3%
3 or more 23.6%
Heating fuel
Fuel type %
Utility gas 55.3%
Electricity 8.4%
Propane / LP gas 33.9%
No fuel used 2.4%
Households & families
Household type Count %
Married-couple family 243 65.9%
Cohabiting couple 24 6.5%
Male householder, no spouse 45 12.2%
Female householder, no spouse 57 15.4%
Households with children under 18 112 30.4%
Households with seniors (65+) 123 33.3%
Average household size 2.58
Marital status
Status Male Female
Never married 32.0% 30.7%
Married 63.0% 58.4%
Separated 0.0% 0.0%
Widowed 0.7% 7.9%
Divorced 4.3% 3.0%
Education
Some college, no degree
27.7%
Graduate / professional
5.9%
Metric %
HS diploma or higher 94.2%
Bachelor's or higher 17.1%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 12 4.2%
Kindergarten 5 1.7%
Elementary school 73 25.5%
High school 102 35.7%
College / grad school 94 32.9%
Employment
Industry of employment
Education & healthcare
18.5%
Agriculture & mining
5.2%
Finance & real estate
4.7%
Professional & management
4.3%
Transportation & utilities
1.8%
Public administration
0.5%
Arts, food & hospitality
0.2%
Occupation
Category %
Management, business & arts 31.6%
Service 7.4%
Sales & office 24.6%
Natural resources & construction 14.7%
Production & transportation 21.7%
Employment type
Type %
Private sector 76.7%
Government 9.0%
Self-employed 12.6%
Unpaid family workers 1.6%
Commute
Method %
Drive alone 71.5%
Carpool 12.1%
Public transit 3.2%
Walk 2.1%
Work from home 10.3%
Other means 0.9%
Avg commute (minutes) 23.1
Poverty
Married-couple families
0.0%
Female-led households
35.1%
Income support
Source % of households
Social Security 36.9%
Retirement income 34.7%
Supplemental Security 4.3%
Cash public assistance 0.8%
Food stamps / SNAP 5.4%
Health indicators
Condition %
Obesity 33.2%
High blood pressure 31.5%
High cholesterol 33.6%
Diabetes 9.2%
Heart disease 6.3%
Stroke 2.8%
Asthma 9.6%
Arthritis 26.0%
Kidney disease 2.7%
Pulmonary disease 6.8%
Cancer 7.0%
Behavior / access %
Smoking 17.2%
Binge drinking 16.3%
No physical activity 22.4%
Less than 7 hrs sleep 31.2%
Depression 18.0%
Fair or poor health 12.7%
Poor mental health 12.8%
Poor physical health 9.3%
No health insurance 9.4%
Visited doctor (checkup) 76.4%
Visited dentist 68.0%
Cholesterol screening 89.9%
Teeth loss 13.0%
Veterans & disability
Veterans Count %
Civilian veterans 35 4.8%
Disability %
Any disability 9.4%
Under 18 3.6%
18–64 years 6.3%
65 and over 24.0%
Health insurance coverage
Type %
Private insurance 72.1%
Public insurance 37.3%
No insurance 3.8%
Uninsured under 19 3.5%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 917 96.2%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 953 100.0%
Born in same state 953 100.0%
Born in different state 661 69.4%
Foreign born 0 0.0%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Italian 222 23.3%
English 68 7.1%
Arab 61 6.4%
French 46 4.8%
Ancestry Count %
Polish 36 3.8%
Irish 14 1.5%
German 2 0.2%
Technology access
Metric % of households
Computer access 38.7%
Internet access 94.3%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 61018
What city is ZIP code 61018 in?
ZIP code 61018 is primarily assigned to Dakota, Illinois.
What county is ZIP code 61018 in?
ZIP code 61018 falls within Stephenson County, Illinois.
Is ZIP code 61018 mostly owner-occupied?
81% of occupied units in ZIP code 61018 are owner-occupied, well above the national average.
Does ZIP code 61018 have a large retiree population?
37% of households in ZIP code 61018 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 61018?
The median home value in ZIP code 61018 is $153,800.
What is the population of ZIP code 61018?
ZIP code 61018 has an estimated population of 953 residents, with a density of 28 people per square mile.
What timezone is ZIP code 61018 in?
ZIP code 61018 observes the CST timezone.
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