| Index | Shamrock | Texas | National |
| Income per capita | $24,339 | $27,828 | $29,829 |
| Median household income | $42,250 | $54,727 | $55,322 |
| Median income owner occupied | $53,403 | $70,980 | $70,586 |
| Median income renter occupied | $24,052 | $36,330 | $35,192 |
| Median earnings male | $37,250 | $36,153 | $36,919 |
| Median earnings female | $20,761 | $25,035 | $26,250 |
| Unemployment rate | 4.5% | 4.1% | 4.7% |
| Poverty level | 24.6% | 16.7% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 10.7% | 10.7% |
| Manufacturing sector | 2.1% | 2.1% |
| Financial & insurance services | 0.9% | 0.9% |
| Wholesale & retail services | 6.2% | 6.2% |
| Public administration | 3.4% | 3.4% |
| Transportation, warehousing & utilities | 22.6% | 22.6% |
| Education, health & social services | 2.4% | 2.4% |
| Other | 51.7% | 51.7% |
| City | Population | Household Income | National Avg. |
| Texola, OK | 6 | $0 | 100.0% |
| Samnorwood, TX | 33 | $0 | 100.0% |
| Shamrock, TX | 1,958 | $42,250 | 23.6% |
| City | Population | Household Income | National Avg. |
| Elberta, AL | 1,958 | $47,473 | 14.2% |
| Lake Summerset, IL | 1,958 | $91,538 | 65.5% |
| Gaylord, MN | 1,958 | $48,654 | 12.1% |
| South Creek, WA | 1,958 | $61,441 | 11.1% |
| Pecatonica, IL | 1,957 | $62,250 | 12.5% |
| Shamrock, TX | 1,958 | $42,250 | 23.6% |
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