| Index | Mayo | Maryland | National |
| Income per capita | $76,455 | $55,489 | $44,883 |
| Median household income | $185,699 | $112,126 | $81,333 |
| Median income owner occupied | $195,561 | $142,381 | $106,172 |
| Median income renter occupied | $66,744 | $70,540 | $52,080 |
| Median earnings male | $100,157 | $69,331 | $54,343 |
| Median earnings female | $80,852 | $51,519 | $38,439 |
| Unemployment rate | 3.4% | 4.8% | 4.9% |
| Poverty level | 3.4% | 9.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.5% | 10.5% |
| Manufacturing sector | 2.3% | 2.3% |
| Financial & insurance services | 3.0% | 3.0% |
| Wholesale & retail services | 17.4% | 17.4% |
| Public administration | 17.3% | 17.3% |
| Transportation, warehousing & utilities | 8.0% | 8.0% |
| Education, health & social services | 8.9% | 8.9% |
| Other | 32.5% | 32.5% |
| City | Population | Household Income | National Avg. |
| Brock Hall, MD | 11,153 | $260,848 | 220.7% |
| Fairwood, MD | 6,920 | $255,865 | 214.6% |
| Woodmore, MD | 4,820 | $254,220 | 212.6% |
| Galesville, MD | 1,299 | $246,258 | 202.8% |
| Severna Park, MD | 39,770 | $228,814 | 181.3% |
| Mayo, MD | 8,235 | $185,699 | 128.3% |
| City | Population | Household Income | National Avg. |
| Franklin, VA | 8,234 | $75,211 | 7.5% |
| Jefferson, WI | 8,237 | $94,626 | 16.3% |
| Sainte-Brigitte-de-Laval, QC | 8,238 | n/a | |
| Inverness, IL | 8,231 | $281,537 | 246.2% |
| Drayton Valley, AB | 8,231 | n/a | |
| Mayo, MD | 8,235 | $185,699 | 128.3% |