| Index | Old Mystic | Connecticut | National |
| Income per capita | $62,897 | $58,644 | $44,883 |
| Median household income | $133,041 | $105,898 | $81,333 |
| Median income owner occupied | $152,602 | $143,532 | $106,172 |
| Median income renter occupied | $88,921 | $56,168 | $52,080 |
| Median earnings male | $100,092 | $67,487 | $54,343 |
| Median earnings female | $57,559 | $47,151 | $38,439 |
| Unemployment rate | 3.7% | 5.6% | 4.9% |
| Poverty level | 6.7% | 10.4% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 6.9% | 6.9% |
| Manufacturing sector | 20.0% | 20.0% |
| Financial & insurance services | 2.9% | 2.9% |
| Wholesale & retail services | 9.6% | 9.6% |
| Public administration | 7.5% | 7.5% |
| Transportation, warehousing & utilities | 3.6% | 3.6% |
| Education, health & social services | 11.8% | 11.8% |
| Other | 36.7% | 36.7% |
| City | Population | Household Income | National Avg. |
| Noank, CT | 1,502 | $210,381 | 158.7% |
| Mashantucket, CT | 230 | $194,940 | 139.7% |
| Watch Hill, RI | 202 | $176,588 | 117.1% |
| Mystic, CT | 4,893 | $169,110 | 107.9% |
| Long Hill, CT | 8,528 | $165,195 | 103.1% |
| Old Mystic, CT | 3,409 | $133,041 | 63.6% |
| City | Population | Household Income | National Avg. |
| Long Prairie, MN | 3,409 | $70,990 | 12.7% |
| Hartford, SD | 3,408 | $120,549 | 48.2% |
| Winnsboro, TX | 3,408 | $73,485 | 9.6% |
| Robbinsville, NJ | 3,410 | $150,355 | 84.9% |
| Lindsborg, KS | 3,411 | $80,146 | 1.5% |
| Old Mystic, CT | 3,409 | $133,041 | 63.6% |