| Index | Boulder | Montana | National |
| Income per capita | $24,660 | $27,309 | $29,829 |
| Median household income | $47,813 | $48,380 | $55,322 |
| Median income owner occupied | $53,750 | $60,564 | $70,586 |
| Median income renter occupied | $36,786 | $30,651 | $35,192 |
| Median earnings male | $32,993 | $31,798 | $36,919 |
| Median earnings female | $23,750 | $21,711 | $26,250 |
| Unemployment rate | 2.9% | 3.6% | 4.7% |
| Poverty level | 15.0% | 14.9% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 27.9% | 27.9% |
| Manufacturing sector | 4.4% | 4.4% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 21.7% | 21.7% |
| Public administration | 7.4% | 7.4% |
| Transportation, warehousing & utilities | 1.1% | 1.1% |
| Education, health & social services | 17.3% | 17.3% |
| Other | 19.1% | 19.1% |
| City | Population | Household Income | National Avg. |
| Clancy, MT | 1,964 | $89,205 | 61.2% |
| Jefferson City, MT | 596 | $61,216 | 10.7% |
| Basin, MT | 267 | $0 | 100.0% |
| Elkhorn, MT | 0 | $0 | 100.0% |
| Boulder, MT | 1,027 | $47,813 | 13.6% |
| City | Population | Household Income | National Avg. |
| Glidden, IA | 1,027 | $65,833 | 19.0% |
| Monroe City, IN | 1,027 | $57,917 | 4.7% |
| Barataria, LA | 1,027 | $49,648 | 10.3% |
| Belgrade, MN | 1,027 | $52,955 | 4.3% |
| Walnut Grove, MS | 1,027 | $29,375 | 46.9% |
| Boulder, MT | 1,027 | $47,813 | 13.6% |
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