CLOSED STORE AND GAS STATION IN LA PRAIRIE CENTER, 1973
La Prairie Township’s story
La Prairie Township in pictures
The archive holds 1 old photo or paper going back to 1973 and 2 maps from 1945 on.
Explore the history →La Prairie TownshipIL
A town of 338.
Population
338
2025 Census estimate · −2.3% since 2020
Median home value
$206K
Census ACS
Household income
$135K
median
Median age
54.1
years
Jobs based here
31
A commuter town
Is La Prairie Township a good place to live?
La Prairie Township’s median age is 54.1 years, where Illinois’ towns sit at 40.7 years and U.S. towns at 40.5 years. La Prairie Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
Small town
338 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Nearby towns
Hallock TownshipSteuben TownshipValley TownshipSaratoga TownshipLa Prairie Township
Getting set up
The full setup list →Moving to La Prairie Township: who provides what
Who provides power, water and the rest in La Prairie Township, and how to reach them.
PowerAmeren Illinois Company16.7¢/kWh · EIA 2025HIFLD · EIA
WaterSanta Fe Estates Water AssociationNo health-based violations in 5 years · EPAEPA
InternetProviders and speedsData pending · D4
Trash & dumpNot on file yetWe don’t have La Prairie Township’s trash rules yet
Register to voteOnlineIn Illinois you can register online until 16 days before Election Day, in person up to and including Election Day, or by mail (postmarked 28 days before).vote.govWho runs elections hereMarshall County ClerkMarshall County; contacts on the Handbook page.FVAP, Jun 2025
ZIP codes61565, 61526, 61479, 6152361565 45% · 61526 21% · 61479 15% · 61523 14%Census 2020
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 La Prairie Township.
Who lives here
More middle-aged adults than Illinois overall
Adults 35 to 64 are 61% of residents (39% statewide); adults 18 to 34 are 4% of residents (23% statewide). La Prairie Township has lost 2.3% of its people since 2020, down to 338 in the Census Bureau’s 2025 estimate. 31% of adults 25 and older have a bachelor’s degree or more, vs 38% across Illinois.
54.1median age · IL 39
La Prairie TownshipIllinoisUnited States
Ages · share of residents
28%
Education · adults 25 and older
No diploma6%
High school28%
Some college18%
Associate’s18%
Bachelor’s20%
Graduate11%
Women and men · all residents
Somewhere between 38% and 59% women
The Census survey reached too few of La Prairie Township’s residents to say more: its margin here is ±10.2 points. Across Illinois, 50.6% of residents are women.
| La Prairie Township | IL | U.S. | |
|---|---|---|---|
| Under 10 | 0% | 11.5% | 11.6% |
| 10 to 17 | 16.8% | 10.4% | 10.3% |
| 18 to 24 | 3.9% | 9.1% | 9.1% |
| 25 to 34 | 0% | 13.6% | 13.7% |
| 35 to 44 | 15.1% | 13.3% | 13.2% |
| 45 to 54 | 17.5% | 12.4% | 12.2% |
| 55 to 64 | 28.1% | 12.8% | 12.7% |
| 65 to 74 | 10.2% | 10% | 10.2% |
| 75 and older | 8.4% | 7% | 7% |
| No diploma | 5.8% | 9.5% | 10.4% |
| High school | 27.9% | 25.1% | 26% |
| Some college | 17.7% | 19.2% | 19.1% |
| Associate’s | 18.1% | 8.3% | 8.8% |
| Bachelor’s | 19.5% | 22.6% | 21.6% |
| Graduate | 11.1% | 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
Work & commute
La Prairie Township has 0.2 jobs for every working resident, so most commute out
Most working residents leave La Prairie Township for work: only 2% work in town. At $135,000, La Prairie Township’s median household income is above both Illinois’ towns ($83,000) and U.S. towns ($80,000). 4.2% of La Prairie Township residents live below the poverty line.
2%work in town
| La Prairie Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Median household income | $135,000 | $83,000 | $80,000 |
| Below the poverty line | 4.2% | 8.4% | 9.6% |
| Working residents who work in town | 2.3% | 8.3% | 8% |
| Average trip to work | 27 minutes | 26 minutes | 25 minutes |
Where working residents work
In La Prairie Township2%
Peoria17%
Lacon5%
Limestone Township4%
Chillicothe3%
23 mi
median commute distance
31
jobs based in La Prairie Township
A commuter town
jobs vs. working residents
Census LEHD 2023 · ACS
Climate
La Prairie Township has four seasons and pleasant summers
La Prairie Township has chilly winters and warm summers. July afternoons reach 85°, January nights drop to 16° and about 20 inches of snow falls in a winter.
20″snow a winter
Typical low → high °F
Winter19–35°
Spring40–62°
Summer62–83°
Fall42–64°
Oct 14
typical first frost
Apr 22
typical last frost
+1.0°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020
Natural hazards
La Prairie Township faces a low natural-hazard risk, led by inland flooding
Expected storm and flood damage is lower than in 66% of U.S. communities.
34risk score of 100
FEMA risk score
Inland floodingDroughtStrong wind
3
federal disasters paid out here
FEMA National Risk Index · OpenFEMA
Health
How healthy La Prairie Township is
La Prairie Township beats the Illinois average on 7 of 32 CDC measures and trails it on 9. 39% of adults have high blood pressure in La Prairie Township.
| La Prairie Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| High blood pressure (CDC PLACES) | 39% | 35% | 35% |
| Diabetes (CDC PLACES) | 13% | 11% | 12% |
| Frequent mental distress (CDC PLACES) | 16% | 17% | 17% |
| Feel lonely (CDC PLACES) | 31% | 33% | 33% |
32 measures vs. Illinois
7 better16 too close to call9 worse
| What stands out | La Prairie Township | IL |
|---|---|---|
| Fewer uninsured adults | 6.6% | 9.9% |
| Fewer adults facing housing insecurity | 8.9% | 13.2% |
| More adults who have had cancer | 10.9% | 7.6% |
Saint Francis Medical Center
In Peoria · emergency room
2 of 3
care shortages: primary care, mental health
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Outdoors
La Prairie Township has set aside 0% of its land for conservation
5.2 miles of trail in 0 parks and preserves.
0%conserved
0%
conserved · 0 of 22,912 acres
5.2 mi
of trails · 0.1 per sq mi
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Keep exploring
Everything we know about La Prairie Township
17pages on La Prairie Township
The big questions
Out and about
Day to day
After high school
Colleges nearby
None within 15 miles of La Prairie Township; the nearest are
Methodist CollegeUniversity or college · Private nonprofit · Peoria17.2 mi$18,008 tuitionIllinois Central CollegeCommunity college · Public · East Peoria21.5 mi$4,800 in-state tuitionIllinois State UniversityUniversity or college · Public · Normal46.5 mi$16,144 in-state tuition
About 2 of every 100 La Prairie Township residents are enrolled in college, against 6 across Illinois.
A commuter town
98% of working residents leave La Prairie Township for work
Where La Prairie Township’s working residents go each day. Line width shows the share.
31jobs based in La Prairie Township
2%of working residents work in town
23 mimedian commute distance
Census LEHD 2023
About La Prairie Township
Township in Illinois, United States
La Prairie Township is located in Marshall County, Illinois. As of the 2010 census, its population was 364 and it contained 158 housing units. La Prairie Township was originally named Fairfield Township, but changed its name in December, 1850.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 36 sq mi
Questions about La Prairie Township
Short answers, built from the data on this page.
Is La Prairie Township, IL a good place to live?
La Prairie Township has fewer than 1,000 residents, too few for fair grades; the figures below are still real.