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Illinois ZIP Codes
Mchenry County
Mchenry, IL
60051
60051 ZIP Code — Mchenry, IL
Mchenry County, Illinois
ZIP code 60051 is located in
Mchenry ,
Illinois ,
within Mchenry County .
It covers approximately 33.18 square miles and serves a population of
23,598 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 779 .
About ZIP code 60051
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $255,500. Owner-occupancy is high at 84%, well above the national average.
The gap between median ($99,854) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 7% is below the national average.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 34 minutes is near the national average.
Educational attainment is near the national average, with 33% of residents holding a bachelor's degree or higher.
60051 ZIP code map
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Cities in ZIP code 60051
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Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
23,598
Population density
711 / sq mi
State FIPS
17
County FIPS
111
Geography
Land area
33.18 sq mi
Water area
2.93 sq mi
Latitude
42.3240
Longitude
-88.2129
Timezone
Central (CT)
Area code
779
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
23.4%
25.9%
37.2%
$50k – $100k
32.7%
30.8%
29.6%
$100k – $200k
33.8%
32.6%
24.4%
Over $200k
10.1%
10.6%
8.8%
Demographics & statistics
$99,854
Median household income
$255,500
Median home value
$1,582
Median monthly rent
33.0%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 4,787 20.3%
18 and over 18,811 79.7%
65 and over 3,437 14.6%
Median age 43.1 years
Race & ethnicity
Black or African American
0.2%
American Indian / Alaska Native
0.1%
Group Count %
White 21,366 86.3%
Hispanic or Latino 1,171 4.7%
Two or more races 1,128 4.6%
Asian 525 2.1%
Other race 505 2%
Black or African American 48 0.2%
American Indian / Alaska Native 26 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
23.4%
25.9%
37.2%
$50k – $100k
32.7%
30.8%
29.6%
$100k – $200k
33.8%
32.6%
24.4%
Over $200k
10.1%
10.6%
8.8%
Range % of households
Under $10k 2.8%
$10k–$15k 1.1%
$15k–$25k 5.1%
$25k–$35k 3.3%
$35k–$50k 6.6%
$50k–$75k 17.7%
$75k–$100k 13.5%
$100k–$150k 23.7%
$150k–$200k 9.9%
$200k+ 16.3%
Median income $99,854
Housing
Housing overview
Metric Value
Median home value $255,500
Median rent / month $1,582
Owner occupied 83.7%
Renter occupied 16.3%
Vacant 6.7%
Single-family detached 84.3%
Large apartment buildings 0.3%
Mobile homes 1.1%
Median rooms 6.3
Avg household size (owned) 2.61
Year built
Era %
2020 or later 0.0%
2010–2019 0.5%
2000–2009 20.7%
1990–1999 22.8%
1980–1989 8.8%
1970–1979 13.8%
1960–1969 7.1%
1950–1959 12.5%
1940–1949 4.0%
1939 or earlier 9.8%
Bedrooms
Size % of units
No bedroom (studio) 0.2%
1 bedroom 5.4%
2 bedrooms 19.1%
3 bedrooms 47.7%
4 bedrooms 23.6%
5+ bedrooms 4.0%
Vehicles per household
Vehicles % of households
No vehicle 2.2%
1 vehicle 24.5%
2 vehicles 41.8%
3 or more 31.6%
Heating fuel
Fuel type %
Utility gas 92.0%
Electricity 4.3%
Propane / LP gas 3.4%
Households & families
Household type Count %
Married-couple family 5,241 57.1%
Cohabiting couple 900 9.8%
Male householder, no spouse 1,544 16.8%
Female householder, no spouse 1,486 16.2%
Households with children under 18 2,775 30.3%
Households with seniors (65+) 2,504 27.3%
Average household size 2.57
Marital status
Status Male Female
Never married 29.7% 23.9%
Married 55.4% 56.3%
Separated 0.5% 0.4%
Widowed 2.9% 6.7%
Divorced 11.5% 12.7%
Education
Some college, no degree
22.9%
Graduate / professional
10.9%
Metric %
HS diploma or higher 93.9%
Bachelor's or higher 33.0%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 377 8.0%
Kindergarten 129 2.7%
Elementary school 1,981 42.1%
High school 1,181 25.1%
College / grad school 1,033 22.0%
Employment
Industry of employment
Education & healthcare
20.6%
Professional & management
9.3%
Arts, food & hospitality
7.1%
Finance & real estate
6.4%
Transportation & utilities
4.2%
Public administration
3.8%
Agriculture & mining
1.1%
Occupation
Category %
Management, business & arts 38.1%
Service 14.6%
Sales & office 22.8%
Natural resources & construction 13.3%
Production & transportation 11.2%
Employment type
Type %
Private sector 81.9%
Government 13.9%
Self-employed 3.8%
Unpaid family workers 0.3%
Commute
Method %
Drive alone 77.4%
Carpool 5.1%
Public transit 1.1%
Walk 0.4%
Work from home 15.2%
Other means 0.7%
Avg commute (minutes) 34.2
Poverty
Married-couple families
1.8%
Female-led households
26.4%
Income support
Source % of households
Social Security 28.1%
Retirement income 23.1%
Supplemental Security 4.2%
Cash public assistance 1.2%
Food stamps / SNAP 8.0%
Health indicators
Condition %
Obesity 34.9%
High blood pressure 28.2%
High cholesterol 30.3%
Diabetes 8.2%
Heart disease 5.0%
Stroke 2.3%
Asthma 9.3%
Arthritis 22.2%
Kidney disease 2.3%
Pulmonary disease 5.7%
Cancer 5.9%
Behavior / access %
Smoking 17.0%
Binge drinking 16.7%
No physical activity 21.5%
Less than 7 hrs sleep 32.7%
Depression 17.2%
Fair or poor health 11.4%
Poor mental health 12.5%
Poor physical health 8.4%
No health insurance 10.2%
Visited doctor (checkup) 74.4%
Visited dentist 70.7%
Cholesterol screening 89.9%
Teeth loss 11.1%
Veterans & disability
Veterans Count %
Civilian veterans 958 5.1%
Disability %
Any disability 11.7%
Under 18 4.2%
18–64 years 10.6%
65 and over 26.7%
Health insurance coverage
Type %
Private insurance 80.0%
Public insurance 27.4%
No insurance 4.0%
Uninsured under 19 1.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 22,257 94.3%
Spanish 491 2.2%
Other Indo-European 309 1.4%
Asian & Pacific Islander 125 0.6%
Other languages 57 0.3%
Place of birth & citizenship
Origin Count %
Native born (US) 22,448 95.1%
Born in same state 22,203 94.1%
Born in different state 18,551 78.6%
Foreign born 245 1.0%
Naturalized citizen 1,150 4.9%
Not a US citizen 581 50.5%
Ancestry
Ancestry Count %
Italian 4,356 18.5%
French 2,007 8.5%
Polish 491 2.1%
Arab 393 1.7%
English 260 1.1%
Ancestry Count %
Irish 251 1.1%
Norwegian 165 0.7%
Dutch 152 0.6%
German 70 0.3%
Technology access
Metric % of households
Computer access 38.9%
Internet access 97.5%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 60051
What city is ZIP code 60051 in?
ZIP code 60051 is primarily assigned to Mchenry, Illinois.
What county is ZIP code 60051 in?
ZIP code 60051 falls within Mchenry County, Illinois.
Is ZIP code 60051 mostly owner-occupied?
84% of occupied units in ZIP code 60051 are owner-occupied, well above the national average.
What is the population of ZIP code 60051?
ZIP code 60051 has an estimated population of 23,598 residents, with a density of 711 people per square mile.
What is the median household income in ZIP code 60051?
The median household income in ZIP code 60051 is $99,854, above the national median of ~$75,000.
What is the typical home value in ZIP code 60051?
The median home value in ZIP code 60051 is $255,500.
What timezone is ZIP code 60051 in?
ZIP code 60051 observes the CST timezone.
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