| Index | Marlborough | New Hampshire | National |
| Income per capita | $69,072 | $52,737 | $44,883 |
| Median household income | $83,196 | $104,022 | $81,333 |
| Median income owner occupied | $159,833 | $125,944 | $106,172 |
| Median income renter occupied | $50,840 | $61,008 | $52,080 |
| Median earnings male | $75,451 | $62,075 | $54,343 |
| Median earnings female | $44,438 | $44,274 | $38,439 |
| Unemployment rate | 0.0% | 3.6% | 4.9% |
| Poverty level | 6.9% | 8.5% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 15.6% | 15.6% |
| Manufacturing sector | 29.2% | 29.2% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 21.7% | 21.7% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 1.7% | 1.7% |
| Education, health & social services | 5.8% | 5.8% |
| Other | 26.1% | 26.1% |
| City | Population | Household Income | National Avg. |
| Peterborough, NH | 2,805 | $121,239 | 49.1% |
| Westminster, VT | 442 | $117,742 | 44.8% |
| West Swanzey, NH | 1,204 | $110,647 | 36.0% |
| Bennington, NH | 270 | $100,889 | 24.0% |
| Jaffrey, NH | 2,852 | $92,923 | 14.3% |
| Marlborough, NH | 1,115 | $83,196 | 2.3% |
| City | Population | Household Income | National Avg. |
| Mendon, IL | 1,115 | $84,840 | 4.3% |
| Victoria, KS | 1,115 | $97,788 | 20.2% |
| Red Cloud, NE | 1,115 | $63,062 | 22.5% |
| Woodway, WA | 1,115 | $287,633 | 253.6% |
| Avilla, AR | 1,116 | $144,117 | 77.2% |
| Marlborough, NH | 1,115 | $83,196 | 2.3% |