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St. Johns, IL
Village in Perry County, Illinois.
Population
184
Land area
0.7sq mi
People per sq mi
254
ZIP codes
0
St. Johns and its ZIP codes
Local data for St. Johns, IL
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Perry County. PPP loans are for St. Johns.
Unemployment rate
4.4%
Aug 2026, -0.8 pts in a year
Average annual pay
$50,979
4,433 jobs, 2025
Income per person
$49,885
BEA, 2024
Federal spending
$138M
FY 2026, $6,565 per person
Environment and hazard risk
St. Johns, IL, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: earthquake
Storm events since 1996
741
Countywide, mostly thunderstorm wind
Flood insurance policies
10
0.1% of homes, county
July high / Jan low
87° / 24°F
47.7 inches of rain a year
Health statistics
Share of adults in St. Johns, IL, CDC PLACES estimates
Obesity
42.9%
U.S. 33.3% +9.6 pts
Diabetes
16.4%
U.S. 12.1% +4.3 pts
Smoking
20.5%
U.S. 12.8% +7.7 pts
Uninsured (18-64)
9.5%
U.S. 11.1% -1.6 pts
Cities near St. Johns
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Du QuoinCity | 2.4 mi | 7 |
| DowellVillage | 6.5 mi | 0.4 |
| TamaroaVillage | 7 mi | 1 |
| PinckneyvilleCity | 8.3 mi | 4.1 |
| MulkeytownCensus-designated place | 8.3 mi | 0.3 |
| ElkvilleVillage | 8.6 mi | 0.8 |
| North CityVillage | 10 mi | 2.2 |
| VergennesVillage | 11 mi | 0.4 |
| ValierVillage | 11 mi | 1.1 |
| SesserCity | 11 mi | 1.1 |
| ChristopherCity | 11 mi | 1.6 |
| BucknerVillage | 13 mi | 0.9 |
| Du BoisVillage | 13 mi | 1.1 |
| RoyaltonVillage | 13 mi | 1.1 |
| ZeiglerCity | 14 mi | 1.4 |
| BushVillage | 15 mi | 0.5 |
Frequently asked questions
- What county is St. Johns, IL in?
- St. Johns is in Perry County, Illinois.
- What is the population of St. Johns, IL?
- About 184 people live in St. Johns, based on American Community Survey 5-year estimates.
- What cities are near St. Johns?
- Nearby places include Du Quoin (2.4 mi), Dowell (6.5 mi), Tamaroa (7 mi), Pinckneyville (8.3 mi), Mulkeytown (8.3 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023