| Index | St. George Island | Maryland | National |
| Income per capita | $49,252 | $55,489 | $44,883 |
| Median household income | $0 | $112,126 | $81,333 |
| Median income owner occupied | $0 | $142,381 | $106,172 |
| Median income renter occupied | $0 | $70,540 | $52,080 |
| Median earnings male | $121,774 | $69,331 | $54,343 |
| Median earnings female | $166,576 | $51,519 | $38,439 |
| Unemployment rate | 0.0% | 4.8% | 4.9% |
| Poverty level | 50.9% | 9.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 33.3% | 33.3% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 36.0% | 36.0% |
| Public administration | 9.3% | 9.3% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 21.3% | 21.3% |
| City | Population | Household Income | National Avg. |
| Piney Point, MD | 1,068 | $185,676 | 128.3% |
| Leonardtown, MD | 3,918 | $180,579 | 122.0% |
| Drum Point, MD | 2,587 | $170,357 | 109.5% |
| California, MD | 15,094 | $145,290 | 78.6% |
| Lexington Park, MD | 13,260 | $110,039 | 35.3% |
| St. George Island, MD | 441 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| Honomu, HI | 441 | $96,465 | 18.6% |
| Chandlerville, IL | 441 | $56,734 | 30.2% |
| Hanska, MN | 441 | $63,850 | 21.5% |
| Drummond, OK | 441 | $126,751 | 55.8% |
| Mammoth, PA | 441 | $76,790 | 5.6% |
| St. George Island, MD | 441 | $0 | 100.0% |