St. Jacob TownshipIL
A town of 2,880, settled in 1851. Public schools that outperform most of Illinois.
What should you know before moving to St. Jacob Township?
St. Jacob Township's standout: the median household earns $121K. Overall it grades A, ranked 162nd of 767 in Illinois. Its schools rank ahead of 87% of Illinois towns and it is healthier than 85% of U.S. towns. 10% of residents are 65 or older in St. Jacob Township, against 19% in Illinois’ towns and 18% across U.S. towns. The biggest park or preserve is St. Jacob Township Park, at 20 acres. Most errands need a car: it is less walkable than 74% of U.S. towns.
What makes St. Jacob Township stand out
Where St. Jacob Township beats most towns.
St. Jacob Township has grown 12% since 2010
2,578 counted in 2010 and 2,910 in 2020; an estimated 2,880 in 2025.
Growth has leveled off: within 1% of 2020, after 12.9% in the decade before.
U.S. Census 2010 & 2020 counts · Census Bureau estimate, July 1, 2025
How St. Jacob Township grades
Each subject compared with towns across the country (schools within Illinois), ordered by how far St. Jacob Township is from typical.
How TownRatings grades towns →
Moving to St. Jacob Township: who provides what
Who provides power, water and the rest in St. Jacob 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. Jacob Township.
St. Jacob Township sends many workers across the state line to St. Louis and has less no health insurance than most of Illinois, but it has little public open land.
St. Jacob Township earns an A for schools
Its public schools are run by Triad CUSD 2. Its one school is below.
| School | Level | Students | Letter |
|---|---|---|---|
| St Jacob Elem SchoolLargest public elementary schoolGrades PK–5 | Grades PK–5 | 262 | A+ |
NCES · EDFacts · graded within IL on state tests and graduation
St. Jacob Township earns an A for health
Its widest gap with Illinois is no health insurance: 5.3% of those 18–64 have no health insurance, against 9.9% statewide. Against the 5,620 U.S. towns with household incomes like St. Jacob Township’s, it is healthier than 67%, a smaller edge than it has nationally: part of it comes with its incomes.
20% of adults binge drink in St. Jacob Township. Jacob Township beats the Illinois average on 13 of 32 CDC measures and trails it on 1. 17% of adults get no exercise outside work in St. Jacob Township.
| St. Jacob Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Binge drink (CDC PLACES) | 20% | 18% | 16% |
| Get no exercise (CDC PLACES) | 17% | 23% | 25% |
| Diabetes (CDC PLACES) | 9% | 11% | 12% |
| Fair or poor health (CDC PLACES) | 14% | 18% | 19% |
| What stands out | St. Jacob Township | IL |
|---|---|---|
| Fewer uninsured adults | 5.3% | 9.9% |
| Fewer adults facing food insecurity | 8.7% | 15.9% |
| More adults who have had cancer | 8.7% | 7.6% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Most working residents commute out of St. Jacob Township
22% of working residents cross a state line to work, St. Louis among the top destinations. St. Jacob Township has 273 jobs for its 1,395 working residents: even if every job went to a resident, most would still commute out.
Most working residents leave St. The median household income in St. Jacob Township is $121,000. Jobs based in St. Jacob Township grew to 273 in 2023, 103 more than in 2013.
| St. Jacob Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Median household income | $121,000 | $83,000 | $80,000 |
| Below the poverty line | 2.9% | 8.4% | 9.6% |
| Working residents who work in town | 2.3% | 8.4% | 8% |
Where working residents work
Census LEHD 2023 · ACS
More children than Illinois overall
St. Jacob Township’s median age is 34.4 years. 39% of adults 25 and older have a bachelor’s degree or more, vs 38% across Illinois.
| St. Jacob Township | Illinois towns | U.S. towns | |
|---|---|---|---|
| Median age | 34.4 years | 40.7 years | 40.5 years |
| Bachelor’s degree or more, 25+ | 39% | 29% | 29% |
Ages · share of residents
Education · adults 25 and older
Women and men · all residents
51% women, 49% men
That’s an even split within the survey’s margin of ±3.9 points. Across Illinois, 50.6% of residents are women.
| St. Jacob Township | IL | U.S. | |
|---|---|---|---|
| Under 10 | 14.7% | 11.5% | 11.6% |
| 10 to 17 | 17.1% | 10.4% | 10.3% |
| 18 to 24 | 5.3% | 9.1% | 9.1% |
| 25 to 34 | 15.1% | 13.6% | 13.7% |
| 35 to 44 | 16.2% | 13.3% | 13.2% |
| 45 to 54 | 12.2% | 12.4% | 12.2% |
| 55 to 64 | 9.2% | 12.8% | 12.7% |
| 65 to 74 | 6.6% | 10% | 10.2% |
| 75 and older | 3.5% | 7% | 7% |
| No diploma | 4.1% | 9.5% | 10.4% |
| High school | 20.5% | 25.1% | 26% |
| Some college | 24.2% | 19.2% | 19.1% |
| Associate’s | 12.5% | 8.3% | 8.8% |
| Bachelor’s | 23.5% | 22.6% | 21.6% |
| Graduate | 15.1% | 15.3% | 14.1% |
U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 2,900, single groups can be off by several points
St. Jacob Township has four seasons and hot summers
Jacob Township has chilly winters and warm summers. July afternoons reach 88°, January nights drop to 23° and about 10 inches of snow falls in a winter.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
Inland flooding leads a high hazard risk in St. Jacob Township
Expected storm and flood damage is higher than in 64% of U.S. communities. One flood insurance claim has been paid in St. Jacob Township since 2013.
FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA
0.4% of St. Jacob Township is conserved land
Just 98 of its 22,927 acres are conserved, so there is little public open land in St. Jacob Township itself; its outdoors grade is C−.
0.7 miles of trail in 2 parks and preserves.
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. St. Jacob Township Park | 0.6 mi | 20 |
| 2. Mills Pond Park | — | 2 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Cahokia and 50 more within 40 miles
Museums, parks, gardens and other places to visit around St. Jacob Township. Close and well known come first.
Big draw17 mi State parkCahokia
Big draw24 mi Stadium & arenaThe Dome at America's Center
24 mi Stadium & arenaBusch Stadium
17 mi LandmarkMonks Mound
23 mi National ParkGateway Arch National Park2.2M visitors a year
28 mi Ancient sitePiasaPhoto credits
Cahokia: Thank You (24 Millions ) views, CC BY 2.0 · The Dome at America's Center: Paul Sableman, CC BY 2.0 · Busch Stadium: Lee Ann Ratledge, CC BY 4.0 · Monks Mound: Skubasteve834, CC BY-SA 3.0 · Gateway Arch National Park: Daniel Schwen, CC BY-SA 4.0 · Piasa: Burfalcy, CC BY-SA 3.0
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Everything we know about St. Jacob Township
Colleges nearby
1 within 15 miles of the center of St. Jacob Township
About 4 of every 100 St. Jacob Township residents are enrolled in college, against 6 across Illinois.
98% of working residents leave St. Jacob Township for work
Where St. Jacob Township’s working residents go each day. Line width shows the share.
Census LEHD 2023
About St. Jacob Township
Village in Illinois, United States
St. Jacob or Saint Jacob is a village in Madison County, Illinois, United States. The population was 1,358 at the 2020 census, up from 1,098 in 2010.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 0.8 sq mi
- Elevation
- 515 ft
- ZIP code
- 62281
St. Jacob Township’s neighbors
5 towns share a border with St. Jacob Township.
All 3 graded towns on its borders grade higher than its A; Saline Township (A) is closest.
| Town | IL rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| St. Jacob Township | #162 | A | C+ | — | A | A |
| Helvetia Township | #131 | A | B+ | — | A− | A− |
| Marine Township | — | — | B+ | — | A | A− |
| Lebanon Township | — | — | — | — | — | — |
| Jarvis Township | #107 | A | B− | — | A | A− |
| Saline Township | #139 | A | B− | — | A− | B+ |
Marine Township has fewer than 2,500 residents, so it gets subject grades but no overall grade. St. Jacob Township, Helvetia Township, Marine Township, Jarvis Township and Saline Township report no FBI crime data of their own. Lebanon Township isn’t graded (fewer than 1,000 residents, or not enough data). Compare St. Jacob Township with a neighbor →
Questions about St. Jacob Township
Short answers, built from the data on this page.
Is St. Jacob Township, IL a good place to live?
By most measures, yes. St. Jacob Township grades A overall, better than 86% of U.S. towns and #162 of 767 in Illinois. It grades A for health and A for schools.
Is St. Jacob Township, IL expensive?
Louis, MO-IL metro area). Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades C+.