| Index | Flat Rock | Illinois | National |
| Income per capita | $33,091 | $47,397 | $44,883 |
| Median household income | $61,649 | $88,967 | $81,333 |
| Median income owner occupied | $61,923 | $111,557 | $106,172 |
| Median income renter occupied | $63,220 | $52,117 | $52,080 |
| Median earnings male | $60,423 | $60,185 | $54,343 |
| Median earnings female | $35,143 | $40,368 | $38,439 |
| Unemployment rate | 5.9% | 6.6% | 4.9% |
| Poverty level | 15.7% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 36.7% | 36.7% |
| Manufacturing sector | 29.4% | 29.4% |
| Financial & insurance services | 4.6% | 4.6% |
| Wholesale & retail services | 0.9% | 0.9% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 2.8% | 2.8% |
| Education, health & social services | 7.3% | 7.3% |
| Other | 18.3% | 18.3% |
| City | Population | Household Income | National Avg. |
| Stoy, IL | 149 | $114,231 | 40.4% |
| Bruceville, IN | 415 | $86,878 | 6.8% |
| Carlisle, IN | 566 | $86,871 | 6.8% |
| Bridgeport, IL | 1,978 | $85,972 | 5.7% |
| Oblong, IL | 1,557 | $70,565 | 13.2% |
| Flat Rock, IL | 477 | $61,649 | 24.2% |
| City | Population | Household Income | National Avg. |
| Akiachak, AK | 477 | $56,918 | 30.0% |
| Coaldale, CO | 477 | $0 | 100.0% |
| Burdett, KS | 477 | $57,765 | 29.0% |
| Seagrove, NC | 477 | $82,926 | 2.0% |
| Blanco, NM | 477 | $0 | 100.0% |
| Flat Rock, IL | 477 | $61,649 | 24.2% |