| Index | South Yarmouth | Massachusetts | National |
| Income per capita | $56,548 | $57,616 | $44,883 |
| Median household income | $100,400 | $106,188 | $81,333 |
| Median income owner occupied | $120,425 | $143,346 | $106,172 |
| Median income renter occupied | $71,823 | $57,502 | $52,080 |
| Median earnings male | $56,289 | $67,299 | $54,343 |
| Median earnings female | $47,625 | $46,306 | $38,439 |
| Unemployment rate | 4.8% | 4.8% | 4.9% |
| Poverty level | 3.8% | 11.4% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 29.9% | 29.9% |
| Manufacturing sector | 3.7% | 3.7% |
| Financial & insurance services | 1.5% | 1.5% |
| Wholesale & retail services | 26.0% | 26.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 3.2% | 3.2% |
| Education, health & social services | 4.6% | 4.6% |
| Other | 29.2% | 29.2% |
| City | Population | Household Income | National Avg. |
| Popponesset, MA | 209 | $375,586 | 361.8% |
| Mashpee Neck, MA | 1,455 | $190,444 | 134.2% |
| New Seabury, MA | 607 | $164,884 | 102.7% |
| East Sandwich, MA | 3,760 | $149,613 | 84.0% |
| Dennis, MA | 2,003 | $137,373 | 68.9% |
| South Yarmouth, MA | 10,841 | $100,400 | 23.4% |
| City | Population | Household Income | National Avg. |
| Cadillac, MI | 10,841 | $61,043 | 24.9% |
| Mount Sinai, NY | 10,841 | $201,703 | 148.0% |
| Worth, IL | 10,840 | $88,504 | 8.8% |
| Sweetwater, TX | 10,838 | $59,389 | 27.0% |
| Burley, ID | 10,837 | $70,859 | 12.9% |
| South Yarmouth, MA | 10,841 | $100,400 | 23.4% |