| Index | Mammoth Spring | Arkansas | National |
| Income per capita | $31,434 | $34,533 | $44,883 |
| Median household income | $66,173 | $64,269 | $81,333 |
| Median income owner occupied | $74,216 | $78,259 | $106,172 |
| Median income renter occupied | $36,226 | $39,884 | $52,080 |
| Median earnings male | $44,431 | $46,339 | $54,343 |
| Median earnings female | $29,731 | $33,396 | $38,439 |
| Unemployment rate | 1.2% | 4.2% | 4.9% |
| Poverty level | 21.8% | 18.8% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 22.3% | 22.3% |
| Manufacturing sector | 7.6% | 7.6% |
| Financial & insurance services | 2.0% | 2.0% |
| Wholesale & retail services | 18.8% | 18.8% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 21.8% | 21.8% |
| Education, health & social services | 12.2% | 12.2% |
| Other | 15.2% | 15.2% |
| City | Population | Household Income | National Avg. |
| Cherokee Village, AR | 5,026 | $51,229 | 37.0% |
| Hardy, AR | 795 | $48,498 | 40.4% |
| Thayer, MO | 2,670 | $43,928 | 46.0% |
| Koshkonong, MO | 157 | $38,429 | 52.8% |
| Alton, MO | 656 | $36,770 | 54.8% |
| Mammoth Spring, AR | 1,157 | $66,173 | 18.6% |
| City | Population | Household Income | National Avg. |
| Clay, CA | 1,157 | $132,554 | 63.0% |
| Morningside, MD | 1,157 | $91,898 | 13.0% |
| Parkers Prairie, MN | 1,157 | $78,966 | 2.9% |
| Cairo, NE | 1,157 | $87,419 | 7.5% |
| Twin Lakes, NM | 1,157 | $34,267 | 57.9% |
| Mammoth Spring, AR | 1,157 | $66,173 | 18.6% |