St. John is a city located in Lake County and Porter County Indiana. St. John has a 2024 population of 25,178. St. John is currently growing at a rate of 4.86% annually and its population has increased by 22.72% since the most recent census, which recorded a population of 20,516 in 2020.
The average household income in St. John is $145,925 with a poverty rate of 1.97%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in St. John is 42 years, 41.6 years for males, and 42.9 years for females.
According to the most recent ACS, the racial composition of St. John was:
White
Other race
Two or more races
Black or African American
Asian
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 7,329 | 2.82 | 97.4 | 2.6 |
| Married | 5,328 | 3.24 | 100 | 0 |
| Non Family | 1,397 | 1.12 | 89.8 | 10.2 |
| Female | 378 | 3.12 | 87.8 | 12.2 |
| Male | 226 | 3.05 | 100 | 0 |
3.18
Average Family Size
2.82
Average Household Size
97.4%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 55.36%.
All
Male
Female
$76,641
Average Earnings
$95,813
Average Male
$58,327
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
89.87% of St. John residents speak only English, while 10.13% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.67% of the population.
rate
1.97%
Overall Poverty Rate
1.32%
Male Poverty Rate
2.61%
Female Poverty Rate
The race most likely to be in poverty in St. John is Asian, with 3.16% below the poverty level.
The race least likely to be in poverty in St. John is Hispanic, with 0.47% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 2.07%, and for those that did not work, the poverty rate was 5.37%.
Married
Widowed
Divorced
Separated
NeverMarried
64.6%
Overall Marriage Rate
66.6%
Male Marriage Rate
62.8%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
3.71%
Veteran Poverty Rate
20.61%
Veteran Disability Rate
LaborForceParticipation
64.8%
Labor Force Participation
62.5%
Employment Rate
3.5%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
48.05%
Born in St. John
94.36%
Native Born
5.64%
Foreign Born
0.84%
Non Citizen
4.8%
Naturalized
94.36% of St. John residents were born in the United States, with 48.05% having been born in Indiana. 0.84% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 31,005 | 1,165 | 3.9% |
| 2028 | 29,840 | 1,166 | 4.07% |
| 2027 | 28,674 | 1,165 | 4.23% |
| 2026 | 27,509 | 1,166 | 4.43% |
| 2025 | 26,343 | 1,165 | 4.63% |
| 2024 | 25,178 | 1,166 | 4.86% |
| 2023 | 24,012 | 1,165 | 5.1% |
| 2022 | 22,847 | 1,317 | 6.12% |
| 2021 | 21,530 | 1,014 | 4.94% |
| 2020 | 20,516 | 1,714 | 9.12% |
| 2019 | 18,802 | 822 | 4.57% |
| 2018 | 17,980 | 850 | 4.96% |
| 2017 | 17,130 | 428 | 2.56% |
| 2016 | 16,702 | 308 | 1.88% |
| 2015 | 16,394 | 319 | 1.98% |
| 2014 | 16,075 | 472 | 3.03% |
| 2013 | 15,603 | 342 | 2.24% |
| 2012 | 15,261 | 144 | 0.95% |
| 2011 | 15,117 | 244 | 1.64% |
| 2010 | 14,873 | 6,491 | 77.44% |
| 2000 | 8,382 | 3,461 | 70.33% |
| 1990 | 4,921 | 947 | 23.83% |
| 1980 | 3,974 | 0 | 0% |