| Index | Petersburg | Indiana | National |
| Income per capita | $38,940 | $39,271 | $44,883 |
| Median household income | $78,546 | $75,463 | $81,333 |
| Median income owner occupied | $100,832 | $93,561 | $106,172 |
| Median income renter occupied | $27,875 | $44,330 | $52,080 |
| Median earnings male | $70,680 | $53,211 | $54,343 |
| Median earnings female | $31,058 | $34,936 | $38,439 |
| Unemployment rate | 0.2% | 4.6% | 4.9% |
| Poverty level | 17.2% | 15.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 3.9% | 3.9% |
| Manufacturing sector | 28.9% | 28.9% |
| Financial & insurance services | 3.0% | 3.0% |
| Wholesale & retail services | 9.5% | 9.5% |
| Public administration | 3.3% | 3.3% |
| Transportation, warehousing & utilities | 11.5% | 11.5% |
| Education, health & social services | 5.2% | 5.2% |
| Other | 24.7% | 24.7% |
| City | Population | Household Income | National Avg. |
| Montgomery, IN | 1,048 | $93,349 | 14.8% |
| Monroe City, IN | 1,065 | $85,376 | 5.0% |
| Francisco, IN | 562 | $79,857 | 1.8% |
| Somerville, IN | 362 | $70,895 | 12.8% |
| Winslow, IN | 930 | $70,021 | 13.9% |
| Petersburg, IN | 2,393 | $78,546 | 3.4% |
| City | Population | Household Income | National Avg. |
| Kouts, IN | 2,393 | $95,166 | 17.0% |
| Brighton, IL | 2,392 | $89,983 | 10.6% |
| Coopersburg, PA | 2,392 | $93,252 | 14.7% |
| Saint George, NB | 2,392 | n/a | |
| Bellevue, IL | 2,394 | $75,987 | 6.6% |
| Petersburg, IN | 2,393 | $78,546 | 3.4% |