| Index | Plum Grove | Texas | National |
| Income per capita | $29,137 | $41,777 | $44,883 |
| Median household income | $73,336 | $80,880 | $81,333 |
| Median income owner occupied | $81,400 | $107,635 | $106,172 |
| Median income renter occupied | $39,795 | $54,463 | $52,080 |
| Median earnings male | $52,695 | $53,620 | $54,343 |
| Median earnings female | $23,931 | $36,296 | $38,439 |
| Unemployment rate | 0.0% | 4.3% | 4.9% |
| Poverty level | 5.0% | 16.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 32.3% | 32.3% |
| Manufacturing sector | 23.6% | 23.6% |
| Financial & insurance services | 2.8% | 2.8% |
| Wholesale & retail services | 1.2% | 1.2% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 16.5% | 16.5% |
| Education, health & social services | 7.1% | 7.1% |
| Other | 16.5% | 16.5% |
| City | Population | Household Income | National Avg. |
| Porter Heights, TX | 1,394 | $202,089 | 148.5% |
| Roman Forest, TX | 1,886 | $152,787 | 87.9% |
| Woodbranch, TX | 1,737 | $103,541 | 27.3% |
| Patton Village, TX | 1,512 | $94,827 | 16.6% |
| Dayton, TX | 8,874 | $87,537 | 7.6% |
| Plum Grove, TX | 1,102 | $73,336 | 9.8% |
| City | Population | Household Income | National Avg. |
| Meigs, GA | 1,102 | $47,633 | 41.4% |
| Sudan, TX | 1,102 | $90,428 | 11.2% |
| Lot 23, PE | 1,102 | n/a | |
| Coats Bend, AL | 1,103 | $61,486 | 24.4% |
| Douglas, AL | 1,101 | $73,022 | 10.2% |
| Plum Grove, TX | 1,102 | $73,336 | 9.8% |