| Index | South Duxbury | Massachusetts | National |
| Income per capita | $131,214 | $57,616 | $44,883 |
| Median household income | $250,053 | $106,188 | $81,333 |
| Median income owner occupied | $251,301 | $143,346 | $106,172 |
| Median income renter occupied | $0 | $57,502 | $52,080 |
| Median earnings male | $132,952 | $67,299 | $54,343 |
| Median earnings female | $72,631 | $46,306 | $38,439 |
| Unemployment rate | 3.6% | 4.8% | 4.9% |
| Poverty level | 2.1% | 11.4% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.1% | 10.1% |
| Manufacturing sector | 8.5% | 8.5% |
| Financial & insurance services | 15.0% | 15.0% |
| Wholesale & retail services | 10.1% | 10.1% |
| Public administration | 3.2% | 3.2% |
| Transportation, warehousing & utilities | 3.7% | 3.7% |
| Education, health & social services | 24.2% | 24.2% |
| Other | 25.3% | 25.3% |
| City | Population | Household Income | National Avg. |
| Hingham, MA | 5,987 | $261,616 | 221.7% |
| Marshfield Hills, MA | 2,484 | $238,970 | 193.8% |
| North Pembroke, MA | 4,293 | $214,690 | 164.0% |
| Hanson, MA | 1,932 | $174,365 | 114.4% |
| Duxbury, MA | 1,774 | $173,439 | 113.2% |
| South Duxbury, MA | 3,467 | $250,053 | 207.4% |
| City | Population | Household Income | National Avg. |
| Hoopa, CA | 3,467 | $44,923 | 44.8% |
| Kenedy, TX | 3,467 | $55,253 | 32.1% |
| Alnwick, NB | 3,467 | n/a | |
| Frontenac, KS | 3,466 | $77,314 | 4.9% |
| Peshtigo, WI | 3,466 | $79,287 | 2.5% |
| South Duxbury, MA | 3,467 | $250,053 | 207.4% |