| ECONOMY | St. Charles township | Smyrna | United States |
| Unemployment Rate | 9.60% | 7.10% | 8.60% |
| Recent Job Growth | -0.33% | 2.00% | 0.35% |
| Future Job Growth | 29.74% | 36.90% | 32.10% |
| Sales Taxes | 8.25% | 9.75% | 5.00% |
| Income Taxes | 5.00% | 6.00% | 4.70% |
| Income per Cap. | $38,341 | $21,925 | $26,154 |
| Household Income | $79,380 | $50,851 | $50,935 |
| ESTIMATED HOUSEHOLDS BY HOUSEHOLD INCOME | | | |
| Income Less Than 15K | 4.24% | 9.29% | 12.37% |
| Income between 15K and 25K | 5.30% | 9.78% | 10.53% |
| Income between 25K and 35K | 6.20% | 12.17% | 10.88% |
| Income between 35K and 50K | 10.81% | 17.84% | 15.37% |
| Income between 50K and 75K | 20.21% | 23.65% | 20.14% |
| Income between 75K and 100K | 16.25% | 14.34% | 12.41% |
| Income between 100K and 150K | 19.03% | 9.96% | 11.27% |
| Income between 150K and 250K | 12.33% | 2.28% | 5.01% |
| Income between 250K and 500K | 5.20% | 0.63% | 1.86% |
| Income greater than 500K | 0.43% | 0.07% | 0.16% |
| POPULATION BY OCCUPATION | | | |
| Management, Business, and Financial Operations | 20.52% | 13.85% | 14.04% |
| Professional and Related Occupations | 21.62% | 15.66% | 20.61% |
| Service | 9.62% | 10.98% | 14.45% |
| Sales and Office | 31.61% | 28.54% | 26.75% |
| Farming, Fishing, and Forestry | 0.16% | 0.20% | 0.70% |
| Construction, Extraction, and Maintenance | 7.04% | 11.01% | 9.42% |
| Production, Transportation, and Material Moving | 9.43% | 19.75% | 14.05% |