| Index | Monmouth | California | National |
| Income per capita | $13,845 | $45,980 | $44,883 |
| Median household income | $43,425 | $95,535 | $81,333 |
| Median income owner occupied | $51,254 | $130,228 | $106,172 |
| Median income renter occupied | $0 | $64,137 | $52,080 |
| Median earnings male | $0 | $52,776 | $54,343 |
| Median earnings female | $20,100 | $38,938 | $38,439 |
| Unemployment rate | 12.8% | 6.8% | 4.9% |
| Poverty level | 8.8% | 15.8% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 0.0% | 0.0% |
| 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 | 100.0% | 100.0% |
| City | Population | Household Income | National Avg. |
| Centerville, CA | 2,218 | $154,368 | 89.8% |
| Sunnyside, CA | 4,658 | $146,090 | 79.6% |
| Easton, CA | 2,294 | $110,007 | 35.3% |
| Kingsburg, CA | 12,458 | $107,508 | 32.2% |
| West Park, CA | 1,048 | $98,510 | 21.1% |
| Monmouth, CA | 115 | $43,425 | 46.6% |
| City | Population | Household Income | National Avg. |
| Peterman, AL | 115 | $0 | 100.0% |
| Gum Springs, AR | 115 | $56,806 | 30.2% |
| McNab, AR | 115 | $0 | 100.0% |
| Sehili, AZ | 115 | $0 | 100.0% |
| Orchard, CO | 115 | $73,151 | 10.1% |
| Monmouth, CA | 115 | $43,425 | 46.6% |