| Index | Grantsville | Maryland | National |
| Income per capita | $41,056 | $55,489 | $44,883 |
| Median household income | $49,479 | $112,126 | $81,333 |
| Median income owner occupied | $85,640 | $142,381 | $106,172 |
| Median income renter occupied | $27,168 | $70,540 | $52,080 |
| Median earnings male | $63,840 | $69,331 | $54,343 |
| Median earnings female | $35,054 | $51,519 | $38,439 |
| Unemployment rate | 1.4% | 4.8% | 4.9% |
| Poverty level | 27.7% | 9.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.7% | 10.7% |
| Manufacturing sector | 21.4% | 21.4% |
| Financial & insurance services | 2.9% | 2.9% |
| Wholesale & retail services | 23.6% | 23.6% |
| Public administration | 7.1% | 7.1% |
| Transportation, warehousing & utilities | 7.1% | 7.1% |
| Education, health & social services | 5.7% | 5.7% |
| Other | 21.4% | 21.4% |
| City | Population | Household Income | National Avg. |
| Shaft, MD | 300 | $194,857 | 139.6% |
| Vale Summit, MD | 140 | $182,526 | 124.4% |
| Callimont, PA | 52 | $138,774 | 70.6% |
| Gilmore, MD | 315 | $135,791 | 67.0% |
| Finzel, MD | 888 | $116,106 | 42.8% |
| Grantsville, MD | 718 | $49,479 | 39.2% |
| City | Population | Household Income | National Avg. |
| McRae, AR | 718 | $47,217 | 41.9% |
| Stanford, IL | 718 | $95,847 | 17.8% |
| Beverly Shores, IN | 718 | $143,957 | 77.0% |
| Stewartsville, MO | 718 | $76,057 | 6.5% |
| Misenheimer, NC | 718 | $66,738 | 17.9% |
| Grantsville, MD | 718 | $49,479 | 39.2% |