| Index | St. John | Indiana | National |
| Income per capita | $68,834 | $39,271 | $44,883 |
| Median household income | $156,293 | $75,463 | $81,333 |
| Median income owner occupied | $153,690 | $93,561 | $106,172 |
| Median income renter occupied | $129,273 | $44,330 | $52,080 |
| Median earnings male | $114,097 | $53,211 | $54,343 |
| Median earnings female | $59,227 | $34,936 | $38,439 |
| Unemployment rate | 2.8% | 4.6% | 4.9% |
| Poverty level | 3.0% | 15.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 18.4% | 18.4% |
| Manufacturing sector | 18.1% | 18.1% |
| Financial & insurance services | 6.0% | 6.0% |
| Wholesale & retail services | 9.3% | 9.3% |
| Public administration | 3.3% | 3.3% |
| Transportation, warehousing & utilities | 11.3% | 11.3% |
| Education, health & social services | 9.3% | 9.3% |
| Other | 23.5% | 23.5% |
| City | Population | Household Income | National Avg. |
| Ogden Dunes, IN | 1,159 | $207,632 | 155.3% |
| Winfield, IN | 6,057 | $164,088 | 101.7% |
| Flossmoor, IL | 9,604 | $161,299 | 98.3% |
| Lake Dalecarlia, IN | 1,847 | $150,381 | 84.9% |
| Lakes of the Four Seasons, IN | 7,233 | $141,469 | 73.9% |
| St. John, IN | 18,872 | $156,293 | 92.2% |
| City | Population | Household Income | National Avg. |
| White Oak, OH | 18,862 | $99,299 | 22.1% |
| Oak Bay, BC | 18,885 | n/a | |
| San Carlos Park, FL | 18,854 | $100,884 | 24.0% |
| Rutherford, NJ | 18,891 | $160,818 | 97.7% |
| Maumelle, AR | 18,898 | $127,493 | 56.8% |
| St. John, IN | 18,872 | $156,293 | 92.2% |