| Index | Rosaryville | Maryland | National |
| Income per capita | $69,277 | $55,489 | $44,883 |
| Median household income | $190,242 | $112,126 | $81,333 |
| Median income owner occupied | $193,858 | $142,381 | $106,172 |
| Median income renter occupied | $0 | $70,540 | $52,080 |
| Median earnings male | $94,198 | $69,331 | $54,343 |
| Median earnings female | $85,985 | $51,519 | $38,439 |
| Unemployment rate | 4.0% | 4.8% | 4.9% |
| Poverty level | 4.2% | 9.9% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 5.5% | 5.5% |
| Manufacturing sector | 1.5% | 1.5% |
| Financial & insurance services | 1.2% | 1.2% |
| Wholesale & retail services | 11.0% | 11.0% |
| Public administration | 15.6% | 15.6% |
| Transportation, warehousing & utilities | 14.9% | 14.9% |
| Education, health & social services | 10.5% | 10.5% |
| Other | 37.2% | 37.2% |
| City | Population | Household Income | National Avg. |
| Martin's Additions, MD | 1,119 | $377,432 | 364.1% |
| Chevy Chase Village, MD | 1,923 | $375,077 | 361.2% |
| Chevy Chase Section Five, MD | 780 | $371,983 | 357.4% |
| Chevy Chase Section Three, MD | 929 | $367,492 | 351.8% |
| Somerset, MD | 977 | $366,604 | 350.7% |
| Rosaryville, MD | 11,630 | $190,242 | 133.9% |
| City | Population | Household Income | National Avg. |
| Collegedale, TN | 11,633 | $84,852 | 4.3% |
| Lethbridge County, AB | 11,635 | n/a | |
| Canyon Lake, CA | 11,621 | $163,770 | 101.4% |
| Ridgefield, NJ | 11,639 | $119,889 | 47.4% |
| Snyder, TX | 11,639 | $68,661 | 15.6% |
| Rosaryville, MD | 11,630 | $190,242 | 133.9% |