| Index | Thunderbird Bay | Texas | National |
| Income per capita | $41,774 | $41,777 | $44,883 |
| Median household income | $52,384 | $80,880 | $81,333 |
| Median income owner occupied | $70,278 | $107,635 | $106,172 |
| Median income renter occupied | $40,220 | $54,463 | $52,080 |
| Median earnings male | $128,562 | $53,620 | $54,343 |
| Median earnings female | $0 | $36,296 | $38,439 |
| Unemployment rate | 6.3% | 4.3% | 4.9% |
| Poverty level | 16.8% | 16.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 15.5% | 15.5% |
| Manufacturing sector | 25.5% | 25.5% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 10.9% | 10.9% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 48.2% | 48.2% |
| City | Population | Household Income | National Avg. |
| Early, TX | 3,234 | $81,654 | 0.4% |
| Lake Brownwood, TX | 1,491 | $79,892 | 1.8% |
| Brownwood, TX | 18,977 | $62,926 | 22.6% |
| Bangs, TX | 1,559 | $62,348 | 23.3% |
| Cross Plains, TX | 1,202 | $58,014 | 28.7% |
| Thunderbird Bay, TX | 637 | $52,384 | 35.6% |
| City | Population | Household Income | National Avg. |
| Pimaco Two, AZ | 637 | $49,159 | 39.6% |
| Mermentau, LA | 637 | $57,885 | 28.8% |
| Lidgerwood, ND | 637 | $65,677 | 19.2% |
| Harrisville, NY | 637 | $61,361 | 24.6% |
| Sharon Springs, NY | 637 | $69,717 | 14.3% |
| Thunderbird Bay, TX | 637 | $52,384 | 35.6% |