| Index | Cape St. Claire | Maryland | National |
| Income per capita | $73,891 | $55,489 | $44,883 |
| Median household income | $169,417 | $112,126 | $81,333 |
| Median income owner occupied | $171,320 | $142,381 | $106,172 |
| Median income renter occupied | $114,929 | $70,540 | $52,080 |
| Median earnings male | $102,150 | $69,331 | $54,343 |
| Median earnings female | $51,836 | $51,519 | $38,439 |
| Unemployment rate | 4.0% | 4.8% | 4.9% |
| Poverty level | 2.3% | 9.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 13.5% | 13.5% |
| Manufacturing sector | 4.9% | 4.9% |
| Financial & insurance services | 1.9% | 1.9% |
| Wholesale & retail services | 13.9% | 13.9% |
| Public administration | 13.3% | 13.3% |
| Transportation, warehousing & utilities | 3.1% | 3.1% |
| Education, health & social services | 13.2% | 13.2% |
| Other | 33.1% | 33.1% |
| City | Population | Household Income | National Avg. |
| Fairwood, MD | 6,920 | $255,865 | 214.6% |
| Galesville, MD | 1,299 | $246,258 | 202.8% |
| Severna Park, MD | 39,770 | $228,814 | 181.3% |
| Herald Harbor, MD | 2,496 | $210,366 | 158.6% |
| Gambrills, MD | 3,011 | $207,775 | 155.5% |
| Cape St. Claire, MD | 8,658 | $169,417 | 108.3% |
| City | Population | Household Income | National Avg. |
| Zorra, ON | 8,659 | n/a | |
| Evergreen, MT | 8,660 | $88,728 | 9.1% |
| Dormont, PA | 8,661 | $85,268 | 4.8% |
| Westwego, LA | 8,662 | $48,729 | 40.1% |
| Seneca, SC | 8,653 | $63,924 | 21.4% |
| Cape St. Claire, MD | 8,658 | $169,417 | 108.3% |