St. John, Indiana
Quick Statistics
St. John is a community in Lake County, Indiana, home to about 22,567 people spread across 12.7 square miles of land. The median personal income here is $62,426 a year, and a typical home is worth about $406,300. About 52.2% of adults hold a college degree, and 92.6% of residents under 65 have health insurance. The population has grown about 52 percent over the past decade.
See how St. John has changed over the past 15 years »
Among the Indiana towns GeoStat tracks, St. John ranks number 45 of 967 in population, number 32 in median household income, number 26 in median home value. See how it stacks up on the trends page or compare it with another town.
Summers around St. John typically top out near 84°F in July, while January nights average about 15°F. The area sees roughly 30 inches of snow a year. Full normals are on the climate page.
| # | Town | Distance | Population |
|---|---|---|---|
| 1. | Schererville, IN | 3.3 mi. | 29,701 |
| 2. | Willowbrook, IL | 3.3 mi. | 1,913 |
| 3. | Dyer, IN | 4.4 mi. | 16,400 |
| 4. | Cedar Lake, IN | 5.0 mi. | 15,295 |
| 5. | Sauk Village, IL | 6.3 mi. | 9,678 |
| 6. | Griffith, IN | 6.4 mi. | 16,273 |
| 7. | Crown Point, IN | 6.7 mi. | 34,393 |
| 8. | Lynwood, IL | 7.0 mi. | 9,083 |
What is the population of St. John, Indiana?
St. John has a population of about 22,567 people, according to the latest Census Bureau estimates.
What county is St. John, Indiana in?
St. John is located in Lake County, Indiana.
What is the median home value in St. John, Indiana?
The median home value in St. John is about $406,300, based on American Community Survey data.
What is the median income in St. John, Indiana?
The median personal income in St. John is about $62,426 per year.
How many tornadoes have hit near St. John, Indiana?
Since 1950, 34 tornadoes have been recorded in Lake County. See the tornado page for maps and details of each one.
What is the weather like in St. John, Indiana?
Typical July highs run about 84 degrees and January lows about 15 degrees, with around 30 inches of snow a year. Figures are 30-year NOAA climate normals.
Use the menu on the left to find more detailed statistics on St. John, Indiana.