| Index | Smithville | Texas | National |
| Income per capita | $51,468 | $41,777 | $44,883 |
| Median household income | $83,547 | $80,880 | $81,333 |
| Median income owner occupied | $129,307 | $107,635 | $106,172 |
| Median income renter occupied | $50,280 | $54,463 | $52,080 |
| Median earnings male | $54,584 | $53,620 | $54,343 |
| Median earnings female | $45,017 | $36,296 | $38,439 |
| Unemployment rate | 3.7% | 4.3% | 4.9% |
| Poverty level | 8.6% | 16.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.1% | 10.1% |
| Manufacturing sector | 7.1% | 7.1% |
| Financial & insurance services | 0.8% | 0.8% |
| Wholesale & retail services | 35.6% | 35.6% |
| Public administration | 8.0% | 8.0% |
| Transportation, warehousing & utilities | 17.3% | 17.3% |
| Education, health & social services | 6.0% | 6.0% |
| Other | 15.1% | 15.1% |
| City | Population | Household Income | National Avg. |
| Circle D-KC Estates, TX | 2,819 | $98,500 | 21.1% |
| Camp Swift, TX | 6,688 | $76,417 | 6.0% |
| Bastrop, TX | 9,433 | $74,604 | 8.3% |
| Giddings, TX | 5,206 | $63,228 | 22.3% |
| Smithville, TX | 4,596 | $83,547 | 2.7% |
| City | Population | Household Income | National Avg. |
| Manlius, NY | 4,596 | $96,249 | 18.3% |
| Perryville, MD | 4,595 | $122,304 | 50.4% |
| Rockford, MN | 4,595 | $107,823 | 32.6% |
| Spurgeon, TN | 4,595 | $80,712 | 0.8% |
| Belton, SC | 4,597 | $48,947 | 39.8% |
| Smithville, TX | 4,596 | $83,547 | 2.7% |