Huntley: Demographics & People
Huntley's population stands at 28,005 people, in 12,213 households. Population grew 0.5% from 27,859 (2022) to 28,005 (2024). Median age 49.7 years. (9.0y older than McHenry County; 12.0y older than Illinois). Children under 18 are 20% of the population. Population is 78% White (non-Hispanic) and 11% Hispanic or Latino. The community is somewhat diverse (Simpson index 0.35). 61% of households are family-led. County is losing 3,975 residents per year (2022-2023). County health: 37% adult obesity, 12% smoke.
- 2.3 people per household (vs Illinois avg 2.5).
- 39% non-family households (singles, roommates) (vs Illinois 38%).
- 117 dependents per 100 working-age (youth + seniors / 18-64) (vs Illinois 64).
Population & Trend
Population grew 0.5% from 27,859 (2022) to 28,005 (2024) — close to the U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~28,150 (extrapolated at 0.3%/yr trend). Census Bureau Vintage estimate: 28,344.
| Census data vintage | 2024 |
|---|---|
| Population | 516,522 people |
| Annual growth rate · Population change | 0.5% |
| Annual growth rate · Population (2022) | 27,859 |
| Annual growth rate · Population (2024) | 28,005 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | stable |
| Population | 28,005 people (vs Illinois 39,460) |
| Population Estimate | 28,344 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 49.7y is 10.8 years older than the U.S. median (38.9y). Children under 18 make up 20% — below the U.S. share of ~22%.
| Age Summary · Median age | 49.7 years (vs Illinois 37.7y) |
|---|---|
| Age Summary · Children Pct | 19.8% |
| Age Summary · Character | established |
| Age Summary · Total Pop | 28,005 |
| Age Summary · Under 18 | 5,552 |
| Age Summary · 18 To 34 | 3,660.0× |
| Age Summary · 35 To 64 | 9,257.0× |
| Age Summary · 65 Plus | 9,536 |
| Population under 18 | 5,552 |
| Median age | 49.7 years (vs Illinois 37.7y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 28,005 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.35 (0 = single group, 1 = perfectly even distribution); this is read as somewhat diverse.
| White residents | 22,682 |
|---|---|
| Black residents | 1,393 |
| Asian residents | 1,613 |
| Hispanic or Latino residents | 2,672 |
| Diversity Index · Diversity index (Simpson) | 34.6% |
| Diversity Index · Diversity label | somewhat diverse |
| Diversity Index · Groups counted | 4 |
| Diversity Index · Largest group share | 80.0% |
| Asian population | 5.1% (vs Illinois 6.1%) |
| Black population | 4.1% (vs Illinois 9.3%) |
| Hispanic or Latino population | 11.1% (vs Illinois 17.6%) |
| White (non-Hispanic) population | 77.8% (vs Illinois 54.8%) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Ancestry
Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.
Top (8)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS). 0.7% are foreign-born — below the U.S. average of 13.9%. 11% have naturalized to U.S. citizenship.
| Residents born in this state | 20,123 |
|---|---|
| Residents born in another state | 4,680 |
| Share born in this state | 71.9% |
| Share born in another state | 28.1% |
| Native-born U.S. citizens | 16.7% |
| Foreign-born residents | 0.7% |
| Naturalized citizens | 10.7% |
| Total foreign-born residents | 2,773 |
| From Europe | 635 |
| From Africa | 1,024 |
| From Latin America | 68 |
Households & Family Composition
12,213 households. Averaging 2.3 people each — smaller than the U.S. average of 2.5. 61% are family households — below the U.S. share of ~65%. Of 7,491 families, 28% are married couples with children.
| Children under 18 | 5,663 |
|---|---|
| Total families | 7,491 |
| Married couples with children | 2,106 |
| Single-parent households | 114 |
| Average household size | 2.29 |
| Women who gave birth (past year) | 12.2% |
| Grandparents living with grandchildren | 134 |
| Grandparents responsible for grandchildren | 39 |
| Family households | 7,410 households (vs Illinois 9,709) |
| Households that are families | 60.7% (vs Illinois 62.4%) |
| Total households | 12,213 households (vs Illinois 14,867) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 8.2% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 3,975 residents per year on net (IRS migration data).
| Moved within the county (past year) | 8.2% |
|---|---|
| Migration · People moving in (annual) | 503,069 |
| Migration · People moving out (annual) | 507,044 |
| Migration · Net migration (in − out) | -3,975 |
| Migration · Year | 2022-2023 |
Sources: IRS SOI Migration 2021-2022 · Refreshed 2026-04-12
Disability
Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.
| Residents with a disability | 2,039 |
|---|---|
| Disability rate | 7.4% |
Group Quarters
Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 36 residents live in group quarters (0.1% of population).
| Living in group quarters | 36 |
|---|
Other
| Congressional District · District | 14 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 17089 |
| Cdc Birth Rate · State Fips | 17 |
| Cdc Birth Rate · County Fips | 089 |
| Cdc Birth Rate · County | Kane |
| Cdc Birth Rate · Birth Rate | 13.8% |
| Cdc Birth Rate · Lower Ci | 12.90 |
| Cdc Birth Rate · Upper Ci | 14.70 |
| Cdc Mortality · Fips | 17089 |
| Cdc Mortality · County | Kane County |
| Cdc Mortality · Urban Rural | Large fringe metro |
| Cdc Mortality · Total Deaths 2020 2023 | 13,660 |
| Cdc Vaccination · Fips | 17089 |
| Cdc Vaccination · County | Kane County |
| Cdc Vaccination · Dose1 Pop Pct | 74.8% |
| Cdc Vaccination · Series Complete Pct | 69.1% |
| Cdc Vaccination · Booster Pct | 56.0% |
| Cdc Vaccination · Population 2019 | 532,403 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 3.90 |
| Family Score · Schools | 2 |
| Family Score · Childcare Centers | 3 |
| Family Score · Youth Sports Orgs | 2 |
| Family Score · Children Pct | 19.8% |
| Family Score · Rating | fair |
| Town Summary · Key Facts | population 28,005, stable, established, upper-middle, white collar |
| Town Summary · Population | 28,005 people (vs Illinois 39,460) |
| Town Summary · County | Kane County |
Sources: NCES school congressional district assignment · federal dataset cascade