Cornwall TownshipIL
A town of 254, settled in 1879.
Is Cornwall Township a good place to live?
Cornwall Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
254 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Moving to Cornwall Township: who provides what
Who provides power, water and the rest in Cornwall Township, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Sep 12, 2025.
The data
Ordered by what stands out in Cornwall Township.
Fewer adults under 35 in Cornwall Township than across Illinois
Cornwall Township’s median age is 43.3 years, above both Illinois’ towns (40.7 years) and U.S. towns (40.5 years). 38% of adults 25 and older hold a bachelor’s degree or more locally. Since 2020, Cornwall Township has lost 2.3% of its people, to 254 in the Census Bureau’s 2025 estimate.
| Cornwall Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Bachelor’s degree or more, 25+ | 38% | 29% | 29% |
| Median age | 43.3 years | 40.7 years | 40.5 years |
Ages · share of residents
Education · adults 25 and older
Women and men · all residents
Somewhere between 42% and 64% women
The Census survey reached too few of Cornwall Township’s residents to say more: its margin here is ±11.2 points. Across Illinois, 50.6% of residents are women.
| Cornwall Township | IL | U.S. | |
|---|---|---|---|
| Under 10 | 3.3% | 11.5% | 11.6% |
| 10 to 17 | 29.7% | 10.4% | 10.3% |
| 18 to 24 | 0% | 9.1% | 9.1% |
| 25 to 34 | 0% | 13.6% | 13.7% |
| 35 to 44 | 27.2% | 13.3% | 13.2% |
| 45 to 54 | 9.6% | 12.4% | 12.2% |
| 55 to 64 | 4.2% | 12.8% | 12.7% |
| 65 to 74 | 21.8% | 10% | 10.2% |
| 75 and older | 4.2% | 7% | 7% |
| No diploma | 4.4% | 9.5% | 10.4% |
| High school | 23.1% | 25.1% | 26% |
| Some college | 23.1% | 19.2% | 19.1% |
| Associate’s | 11.3% | 8.3% | 8.8% |
| Bachelor’s | 30% | 22.6% | 21.6% |
| Graduate | 8.1% | 15.3% | 14.1% |
Census population estimates, 2025 · U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 300, single groups can be off by several points
With 0.5 jobs for every working resident, most of Cornwall Township’s workers commute out
Most working residents leave Cornwall Township for work: only 1% work in town. Cornwall Township’s typical journey to work comes in at 15 minutes. 4.2% of residents live below the poverty line in the town, below both the Illinois town median (8.4%) and the median of U.S. towns (9.6%). Half of commuters travel less than 20 miles.
| Cornwall Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Average trip to work | 15 minutes | 26 minutes | 25 minutes |
| Below the poverty line | 4.2% | 8.4% | 9.6% |
| Working residents who work in town | 1.1% | 8.3% | 8% |
Where working residents work
Census LEHD 2023 · ACS
Cornwall Township: four seasons and pleasant summers
A winter brings about 28 inches of snow, with January nights at 14° and July afternoons at 84°.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
How healthy Cornwall Township is
In Cornwall Township, 14% of adults report frequent physical distress. CDC measures, 32 in all: Cornwall Township beats Illinois on 7 and trails on 7.
| Cornwall Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| High blood pressure (CDC PLACES) | 38% | 35% | 35% |
| Frequent physical distress (CDC PLACES) | 14% | 13% | 14% |
| Diabetes (CDC PLACES) | 12% | 11% | 12% |
| Smoke cigarettes (CDC PLACES) | 15% | 13% | 14% |
| What stands out | Cornwall Township | IL |
|---|---|---|
| Fewer adults facing housing insecurity | 9.7% | 13.2% |
| Fewer adults facing food insecurity | 12.1% | 15.9% |
| More adults who have had cancer | 10.5% | 7.6% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
The biggest natural risk in Cornwall Township is inland flooding, at a moderate overall level
Compared with 50% of U.S. communities, expected storm and flood damage in Cornwall Township is higher. Expected losses in Cornwall Township break down as 33% from inland flooding and 23% from drought.
FEMA National Risk Index · OpenFEMA
Everything we know about Cornwall Township
Colleges nearby
None within 15 miles of Cornwall Township; the nearest are
About 3 of every 100 Cornwall Township residents are enrolled in college, against 6 across Illinois.
99% of working residents leave Cornwall Township for work
Where Cornwall Township’s working residents go each day. Line width shows the share.
Census LEHD 2023
About Cornwall Township
Township in Illinois, United States
Cornwall Township is one of twenty-four townships in Henry County, Illinois, US. At the 2020 census, its population was 222 and it contained 110 housing units.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 36 sq mi
- Elevation
- 659 ft
Questions about Cornwall Township
Short answers, built from the data on this page.
Is Cornwall Township, IL a good place to live?
Cornwall Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.