| Index | Alton | New Hampshire | National |
| Income per capita | $66,709 | $52,737 | $44,883 |
| Median household income | $0 | $104,022 | $81,333 |
| Median income owner occupied | $0 | $125,944 | $106,172 |
| Median income renter occupied | $0 | $61,008 | $52,080 |
| Median earnings male | $3,730 | $62,075 | $54,343 |
| Median earnings female | $0 | $44,274 | $38,439 |
| Unemployment rate | 0.0% | 3.6% | 4.9% |
| Poverty level | 0.0% | 8.5% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 3.8% | 3.8% |
| 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 | 36.3% | 36.3% |
| Other | 60.0% | 60.0% |
| City | Population | Household Income | National Avg. |
| Loudon, NH | 849 | $167,396 | 105.8% |
| Sanbornville, NH | 808 | $158,022 | 94.3% |
| Rochester, NH | 31,988 | $100,044 | 23.0% |
| Milton, NH | 549 | $97,591 | 20.0% |
| Milton Mills, NH | 224 | $84,166 | 3.5% |
| Alton, NH | 174 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| Marshall, AK | 174 | $32,710 | 59.8% |
| Paint Rock, AL | 174 | $73,958 | 9.1% |
| Concord, AR | 174 | $65,032 | 20.0% |
| Makena, HI | 174 | $0 | 100.0% |
| Portsmouth, IA | 174 | $121,107 | 48.9% |
| Alton, NH | 174 | $0 | 100.0% |