McHenry County, IL

County

Demographics of McHenry

Median Age

Bachelor's Degree+

35.3%

Households with Children

33.0%

School Enrollment K-12

35,817

Age Distribution

Population breakdown by life stage — from children to seniors. Reveals the generational mix of the community.

Early Childhood (0-4): 5.3%
School Age (5-17): 17.5%
Young Adults (18-34): 19.7%
Working Age (35-54): 26.6%
Pre-Retirement (55-64): 14.5%
Seniors (65+): 16.5%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Educational Attainment

Highest level of education completed by residents 25 and older. Reflects the academic profile of the area.

Less than High School: 6.3%
High School / GED: 26.7%
Some College or Associate's: 31.7%
Bachelor's Degree or Higher: 35.2%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Household Type

Household composition by family type and presence of children. Helps understand the family character of the area.

Families with Kids: 24.5%
Single Parents: 8.4%
Couples & Adults: 39.1%
Living Alone: 27.9%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Racial & Ethnic Composition

Racial and ethnic composition based on U.S. Census self-identification. Hispanic or Latino is an ethnicity that may overlap with any race.

White: 76.1%
Hispanic or Latino: 16.1%
Asian: 3.0%
Black or African American: 1.4%
Other Race / Two or More Races: 3.4%
American Indian and Alaska Native: 0.0%
Native Hawaiian and Pacific Islander: 0.0%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources·Fair Housing Policy

Hispanic Population by Origin

Hispanic or Latino origin is asked separately from race — a person can be both Hispanic and any race.

Mexican: 78.3%
Puerto Rican: 8.2%
Cuban: 2.0%
Dominican: 0.3%
Central American: 3.8%
South American: 4.3%
Other Hispanic or Latino: 3.1%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

White Population by Ancestry

Ancestry reflects how residents self-identify culturally, not necessarily country of birth.

European: 39.3%
Middle Eastern or North African: 0.4%
Other White: 60.3%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Place of Birth

Where residents were born — in-state, from other U.S. states, or from abroad. Reflects the community's migration patterns.

Born in Same State: 73.0%
Born in Other U.S. State: 16.3%
Born Outside U.S. (American): 0.8%
Foreign-Born Naturalized: 5.4%
Foreign-Born Non-Citizen: 4.6%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Language Spoken at Home

Languages spoken by residents at home. Shows the linguistic diversity and cultural makeup of the area.

English Only: 83.9%
Spanish: 10.6%
European & Indo-European: 3.9%
East & Southeast Asian: 1.3%
Arabic: 0.1%
Other: 0.2%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

School Enrollment

Current school enrollment levels from pre-K through graduate school. Useful for families evaluating local education demand.

Preschool / Kindergarten: 2.7%
Elementary (1-4): 4.9%
Middle School (5-8): 5.6%
High School (9-12): 6.0%
College / Graduate: 5.2%
Not Enrolled: 75.5%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Cities in McHenry County

Neighborhoods in McHenry County

Neighborhood

McHenry, IL

Coyne / Franklinville

McHenry Shores / Barreville

Lilymoor / Eastwood Manor

Creekside of Algonquin / Villas of Creekside

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources