South Flannigan TownshipIL
A town of 139, settled in 1885.
Is South Flannigan Township a good place to live?
South Flannigan Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
139 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Moving to South Flannigan Township: who provides what
Who provides power, water and the rest in South Flannigan 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 South Flannigan Township.
With 0.0 jobs for every working resident, most of South Flannigan Township’s workers commute out
Half commute less than 19 miles. In South Flannigan Township, just over one in ten residents live below the poverty line. The top destinations are McLeansboro (29%), Mount Vernon (12%) and Marion (7%).
Where working residents work
Census LEHD 2023 · ACS
Young adults are more common in South Flannigan Township than in Illinois
South Flannigan Township’s age of the median resident stands at 37.5 years, where Illinois’ towns sit at 40.7 years and U.S. towns at 40.5 years. Adults 18 to 34 are just over a third of residents (23% statewide); adults 35 to 64 are 30% of residents (39% statewide). A bachelor’s degree or higher: 29% of adults 25 and older, vs 38% across Illinois.
| South Flannigan Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Median age | 37.5 years | 40.7 years | 40.5 years |
| Bachelor’s degree or more, 25+ | 29% | 29% | 29% |
Ages · share of residents
Education · adults 25 and older
Women and men · all residents
Somewhere between 21% and 90% women
The Census survey reached too few of South Flannigan Township’s residents to say more: its margin here is ±34.9 points. Across Illinois, 50.6% of residents are women.
| South Flannigan Township | IL | U.S. | |
|---|---|---|---|
| Under 10 | 2.7% | 11.5% | 11.6% |
| 10 to 17 | 11.6% | 10.4% | 10.3% |
| 18 to 24 | 17.9% | 9.1% | 9.1% |
| 25 to 34 | 16.1% | 13.6% | 13.7% |
| 35 to 44 | 19.6% | 13.3% | 13.2% |
| 45 to 54 | 4.5% | 12.4% | 12.2% |
| 55 to 64 | 6.3% | 12.8% | 12.7% |
| 65 to 74 | 15.2% | 10% | 10.2% |
| 75 and older | 6.3% | 7% | 7% |
| No diploma | 6.6% | 9.5% | 10.4% |
| High school | 34.2% | 25.1% | 26% |
| Some college | 23.7% | 19.2% | 19.1% |
| Associate’s | 6.6% | 8.3% | 8.8% |
| Bachelor’s | 17.1% | 22.6% | 21.6% |
| Graduate | 11.8% | 15.3% | 14.1% |
U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 100, single groups can be off by several points
Four seasons and pleasant summers: that is South Flannigan Township’s year
The town’s typical July afternoon high stands at 88°F, above both the Illinois town median (84°F) and the median of U.S. towns (85°F).
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
Natural hazards: high risk in South Flannigan Township, mostly earthquakes
The FEMA risk score for South Flannigan Township comes to 64 of 100. FEMA puts 62% of the town’s expected hazard losses down to earthquakes, and 14% to inland flooding.
FEMA National Risk Index · OpenFEMA
How healthy South Flannigan Township is
Among adults in South Flannigan Township, 39% have obesity. This Illinois town beats the Illinois average on 2 of 32 CDC measures and trails it on 10.
| South Flannigan Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Smoke cigarettes (CDC PLACES) | 16% | 13% | 14% |
| Obesity (CDC PLACES) | 39% | 37% | 35% |
| Frequent physical distress (CDC PLACES) | 15% | 13% | 14% |
| High blood pressure (CDC PLACES) | 37% | 35% | 35% |
| What stands out | South Flannigan Township | IL |
|---|---|---|
| Fewer uninsured adults | 7.5% | 9.9% |
| Fewer adults facing housing insecurity | 10.7% | 13.2% |
| More adults with COPD | 8.9% | 6.3% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
0% of South Flannigan Township is conserved land
6.1 miles of trail. South Flannigan Township’s trail density comes in at 0.3 miles per square mile.
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Everything we know about South Flannigan Township
Colleges nearby
None within 15 miles of South Flannigan Township; the nearest are
About 7 of every 100 South Flannigan Township residents are enrolled in college, about the same as Illinois.
100% of working residents leave South Flannigan Township for work
Where South Flannigan Township’s working residents go each day. Line width shows the share.
Census LEHD 2023
About South Flannigan Township
Township in Illinois, United States
South Flannigan Township is one of twelve townships in Hamilton County, Illinois, USA. As of the 2020 census, its population was 148 and it contained 67 housing units. It was formed from Flannigan Township.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Established
- 1885
- Area
- 18 sq mi
- Elevation
- 531 ft
Questions about South Flannigan Township
Short answers, built from the data on this page.
Is South Flannigan Township, IL a good place to live?
South Flannigan Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.