St. Mary TownshipIL
A town of 532, settled in 1836.
Is St. Mary Township a good place to live?
35% of residents are 65 or older in St. Mary Township, above both the Illinois town median (19%) and the median of U.S. towns (18%). Of the 769 Illinois towns we compare, none has a higher typical journey to work than St. Mary Township. St. Mary Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
532 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Moving to St. Mary Township: who provides what
Who provides power, water and the rest in St. Mary 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 St. Mary Township.
St. Mary Township has 0.2 jobs for every working resident, so most commute out
The median commute is under 23 miles. The share of residents in St. Mary Township who live below the poverty line: 17%. Even so, in St. Mary Township, the middle household income is $56,000, against $83,000 in Illinois’ towns and $80,000 across U.S. towns. Between 2013 and 2023, jobs in St. Mary Township dropped by 23, to 31.
| St. Mary Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Below the poverty line | 17% | 8.4% | 9.6% |
| Median household income | $56,000 | $83,000 | $80,000 |
| Work from home | 13% | 11% | 11% |
Where working residents work
Census LEHD 2023 · ACS
St. Mary Township has four seasons and pleasant summers
In July, afternoons reach 86°; in January, nights fall to 18°, and about 24 inches of snow falls in a winter.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
How healthy St. Mary Township is
In St. Mary Township, 38% of adults have high blood pressure, and 16% smoke cigarettes. On the CDC’s 32 measures, St. Mary Township is ahead of Illinois on 3 and behind on 14. For adults here, the share who report frequent physical distress is 15%.
| St. Mary Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Frequent physical distress (CDC PLACES) | 15% | 13% | 14% |
| High blood pressure (CDC PLACES) | 38% | 35% | 35% |
| Smoke cigarettes (CDC PLACES) | 16% | 13% | 14% |
| Diabetes (CDC PLACES) | 13% | 11% | 12% |
| What stands out | St. Mary Township | IL |
|---|---|---|
| Fewer uninsured adults | 7.9% | 9.9% |
| Fewer adults facing housing insecurity | 10.8% | 13.2% |
| More adults with COPD | 9.5% | 6.3% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Natural hazards: moderate risk in St. Mary Township, mostly cold waves
Expected damage from storms and floods is higher here than in 52% of U.S. communities. FEMA puts just over a fifth of St. Mary Township’s expected hazard losses down to cold waves, and 20% to drought. One declared disaster, in 2011, has brought federal aid to St. Mary Township households.
FEMA disaster declarations and aid · FEMA National Risk Index · OpenFEMA
Everything we know about St. Mary Township
Colleges nearby
None within 15 miles of St. Mary Township; the nearest are
About 5 of every 100 St. Mary Township residents are enrolled in college, about the same as Illinois.
100% of working residents leave St. Mary Township for work
Where St. Mary Township’s working residents go each day. Line width shows the share.
Census LEHD 2023
About St. Mary Township
Unincorporated community in Illinois, United States
St. Mary is an unincorporated community in St. Mary's Township, Hancock County, Illinois, United States. The community is located along County Route 6 3.9 miles (6.3 km) north of Plymouth.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Questions about St. Mary Township
Short answers, built from the data on this page.
Is St. Mary Township, IL a good place to live?
St. Mary Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.