Mchenry County, IL ZIP Codes

Illinois (IL)  ·  19 ZIP codes  ·  16 cities
19
ZIP codes
311,122
population (2021)
+0.8%
pop change since 2010
17111
FIPS code
Mchenry County ZIP code map
About Mchenry County
Mchenry County is located in Illinois and contains 19 ZIP codes across 16 cities and communities. The county's population was 311,122 as of 2021, an increase of 0.8% from 308,760 in 2010. The timezone is Mountain Time (observes DST). The Federal Information Processing System (FIPS) code for Mchenry County is 17111.
Population
2021 population311,122
2010 population308,760
Change+0.8%
County details
StateIllinois
FIPS code17111
TimezoneMountain
Daylight savingYes
Cities in Mchenry County
Algonquin Cary Crystal Lake Fox River Grove Harvard Hebron Huntley Lake In The Hills Marengo Mchenry Richmond Ringwood Spring Grove Union Wonder Lake Woodstock
ZIP codes for Mchenry County, IL (19)
ZIP code City County Map
60012 Crystal Lake Mchenry View map
60013 Cary Mchenry View map
60014 Crystal Lake Mchenry View map
60021 Fox River Grove Mchenry View map
60033 Harvard Mchenry View map
60034 Hebron Mchenry View map
60039 Crystal Lake Mchenry View map
60050 Mchenry Mchenry View map
60051 Mchenry Mchenry View map
60071 Richmond Mchenry View map
60072 Ringwood Mchenry View map
60081 Spring Grove Mchenry View map
60097 Wonder Lake Mchenry View map
60098 Woodstock Mchenry View map
60102 Algonquin Mchenry View map
60142 Huntley Mchenry View map
60152 Marengo Mchenry View map
60156 Lake In The Hills Mchenry View map
60180 Union Mchenry View map

Demographics & statistics

326,513
Population
41.2
Median age
$101,383
Median household income
$46,393
Per capita income
$273,928
Median home value
$1,346
Median monthly rent
82.9%
Home ownership
6.5%
Poverty rate
4.6%
Unemployment
105,993
Housing units
33.8%
Bachelor's or higher

Age distribution

Male Female
8,674
Under 5
8,470
9,815
5–9
9,583
11,450
10–14
11,181
11,568
15–19
11,296
9,648
20–24
9,420
18,789
25–34
18,347
20,870
35–44
20,379
23,038
45–54
22,496
13,010
55–59
12,703
10,985
60–64
10,727
16,019
65–74
15,641
8,400
75–84
8,202
2,936
85+
2,866
← Male
Female →

Age summary

GroupCount%
Under 1873,83623.3%
18 and over252,67776.7%
65 and over54,06416.4%
Median age41.2 years

Race & ethnicity

White 80.1%
Hispanic or Latino 6.8%
Two or more races 6.6%
Asian 2.7%
Other race 2.1%
Black or African American 1.4%
American Indian / Alaska Native 0.2%
GroupCount%
White280,78080.1%
Hispanic or Latino23,9746.8%
Two or more races23,1226.6%
Asian9,5332.7%
Other race7,3652.1%
Black or African American4,9281.4%
American Indian / Alaska Native7730.2%

Household income

Under $10k 2.7%
$10k–$15k 2.1%
$15k–$25k 4.6%
$25k–$35k 4.6%
$35k–$50k 8.1%
$50k–$75k 13.8%
$75k–$100k 13.3%
$100k–$150k 22.4%
$150k–$200k 13.4%
$200k+ 15.0%
Range% of households
Under $10k2.7%
$10k–$15k2.1%
$15k–$25k4.6%
$25k–$35k4.6%
$35k–$50k8.1%
$50k–$75k13.8%
$75k–$100k13.3%
$100k–$150k22.4%
$150k–$200k13.4%
$200k+15.0%
Median income$101,383

Housing

Home values

Under $50k 2.1%
$50k–$100k 2.4%
$100k–$150k 6.3%
$150k–$200k 15.2%
$200k–$300k 33.3%
$300k–$500k 33.9%
$500k–$1M 6.3%
$1M+ 0.5%

Housing overview

MetricValue
Median home value$273,928
Median rent / month$1,346
Owner occupied82.9%
Renter occupied17.1%
Vacant4.7%
Single-family detached81.0%
Large apartment buildings2.0%
Mobile homes0.7%
Median rooms6.6
Avg household size (owned)2.74

Year built

Era%
2020 or later0.4%
2010–20193.5%
2000–200921.6%
1990–199920.9%
1980–198911.7%
1970–197913.7%
1960–19696.7%
1950–19598.0%
1940–19492.7%
1939 or earlier10.8%

Bedrooms

Size% of units
No bedroom (studio)0.9%
1 bedroom5.4%
2 bedrooms19.9%
3 bedrooms40.7%
4 bedrooms26.4%
5+ bedrooms6.6%

Vehicles per household

Vehicles% of households
No vehicle4.0%
1 vehicle23.1%
2 vehicles42.7%
3 or more30.2%

Heating fuel

Fuel type%
Utility gas83.6%
Electricity10.2%
Propane / LP gas4.8%
Fuel oil0.6%
Wood0.3%
No fuel used0.3%

Households & families

Household typeCount%
Married-couple family71,98559.8%
Cohabiting couple7,6576.2%
Male householder, no spouse17,46714.5%
Female householder, no spouse25,75219.6%
Households with children under 1840,97934.3%
Households with seniors (65+)38,89231.2%
Average household size2.68

Marital status

StatusMaleFemale
Never married29.7%25.4%
Married58.8%55.6%
Separated0.6%0.6%
Widowed3.0%7.4%
Divorced7.9%11.0%

Education

Less than 9th grade 2.1%
Some HS, no diploma 3.5%
HS graduate 28.3%
Some college, no degree 22.9%
Associate's degree 9.4%
Bachelor's degree 22.2%
Graduate / professional 11.6%
Metric%
HS diploma or higher94.4%
Bachelor's or higher33.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool4,6296.2%
Kindergarten4,1225.5%
Elementary school32,77042.8%
High school19,12924.6%
College / grad school17,43920.9%

Employment

Industry of employment

Education & healthcare 20.2%
Manufacturing 15.2%
Retail trade 12.2%
Professional & management 10.3%
Construction 9.6%
Arts, food & hospitality 7.8%
Finance & real estate 5.6%
Transportation & utilities 4.7%
Other services 4.4%
Public administration 3.7%
Wholesale trade 3.5%
Information 1.5%
Agriculture & mining 1.4%

Occupation

Category%
Management, business & arts39.3%
Service14.6%
Sales & office22.0%
Natural resources & construction11.1%
Production & transportation13.1%

Employment type

Type%
Private sector82.8%
Government13.2%
Self-employed3.9%
Unpaid family workers0.2%

Commute

Method%
Drive alone76.3%
Carpool6.3%
Public transit1.5%
Walk1.0%
Other means1.0%
Avg commute (minutes)31.5

Poverty

All people 6.5%
Under 18 years 8.8%
18 and over 5.8%
Married-couple families 2.2%
Female-led households 14.2%

Income support

Source% of households
Social Security30.6%
Retirement income25.5%
Supplemental Security3.6%
Cash public assistance2.5%
Food stamps / SNAP6.4%

Health indicators

Condition%
High blood pressure28.9%
High cholesterol31.1%
Heart disease5.2%
Stroke2.4%
Asthma9.2%
Arthritis22.7%
Kidney disease2.4%
Pulmonary disease5.7%
Cancer6.2%
Behavior / access%
Binge drinking16.1%
No physical activity21.4%
Less than 7 hrs sleep32.3%
Fair or poor health11.5%
Poor mental health12.0%
Poor physical health8.4%
No health insurance9.9%
Visited doctor (checkup)75.2%
Visited dentist71.3%
Cholesterol screening90.6%
Teeth loss10.9%

Veterans & disability

VeteransCount%
Civilian veterans15,2406.8%
Disability%
Any disability9.5%
Under 182.9%
18–64 years7.5%
65 and over26.0%

Health insurance coverage

Type%
Private insurance80.1%
Public insurance27.5%
Uninsured under 193.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only309,36994.1%
Spanish13,7443.6%
Other Indo-European8,7902.4%
Asian & Pacific Islander3,3910.9%
Other languages1,4710.3%

Place of birth & citizenship

OriginCount%
Native born (US)297,22992.6%
Born in same state294,86792.0%
Born in different state240,14174.7%
Foreign born2,3620.6%
Naturalized citizen29,2847.4%
Not a US citizen16,42852.4%

Ancestry

AncestryCount%
Italian52,50316.1%
French27,0988.3%
Arab9,7493%
Polish6,5162%
English4,0801.2%
AncestryCount%
Norwegian2,3390.7%
Dutch2,1640.7%
Irish1,7000.5%
German1,5130.5%

Technology access

Metric% of households
Computer access37.3%
Internet access96.6%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

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