| Index | West Union | Illinois | National |
| Income per capita | $27,226 | $47,397 | $44,883 |
| Median household income | $73,923 | $88,967 | $81,333 |
| Median income owner occupied | $98,250 | $111,557 | $106,172 |
| Median income renter occupied | $0 | $52,117 | $52,080 |
| Median earnings male | $0 | $60,185 | $54,343 |
| Median earnings female | $5,980 | $40,368 | $38,439 |
| Unemployment rate | 0.0% | 6.6% | 4.9% |
| Poverty level | 15.0% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 9.1% | 9.1% |
| Manufacturing sector | 50.0% | 50.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 40.9% | 40.9% |
| City | Population | Household Income | National Avg. |
| Marshall, IL | 3,744 | $75,096 | 7.7% |
| Martinsville, IL | 1,300 | $71,108 | 12.6% |
| Oblong, IL | 1,557 | $70,565 | 13.2% |
| Hutsonville, IL | 585 | $70,386 | 13.5% |
| Robinson, IL | 7,675 | $68,549 | 15.7% |
| West Union, IL | 247 | $73,923 | 9.1% |
| City | Population | Household Income | National Avg. |
| Patterson, IA | 247 | $82,602 | 1.6% |
| Rose Hill, IA | 247 | $80,529 | 1.0% |
| Walshville, IL | 247 | $76,050 | 6.5% |
| West Harrison, IN | 247 | $55,884 | 31.3% |
| Harveyville, KS | 247 | $86,102 | 5.9% |
| West Union, IL | 247 | $73,923 | 9.1% |