| Index | Washington Grove | Maryland | National |
| Income per capita | $87,213 | $55,489 | $44,883 |
| Median household income | $191,152 | $112,126 | $81,333 |
| Median income owner occupied | $190,868 | $142,381 | $106,172 |
| Median income renter occupied | $0 | $70,540 | $52,080 |
| Median earnings male | $110,212 | $69,331 | $54,343 |
| Median earnings female | $81,993 | $51,519 | $38,439 |
| Unemployment rate | 2.6% | 4.8% | 4.9% |
| Poverty level | 6.3% | 9.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 12.8% | 12.8% |
| Manufacturing sector | 3.7% | 3.7% |
| Financial & insurance services | 4.1% | 4.1% |
| Wholesale & retail services | 10.1% | 10.1% |
| Public administration | 15.1% | 15.1% |
| Transportation, warehousing & utilities | 1.8% | 1.8% |
| Education, health & social services | 6.4% | 6.4% |
| Other | 43.1% | 43.1% |
| City | Population | Household Income | National Avg. |
| Martin's Additions, MD | 1,119 | $377,432 | 364.1% |
| Chevy Chase, MD | 3,039 | $375,807 | 362.1% |
| Chevy Chase Village, MD | 1,923 | $375,077 | 361.2% |
| Chevy Chase Section Five, MD | 780 | $371,983 | 357.4% |
| Chevy Chase View, MD | 1,184 | $371,511 | 356.8% |
| Washington Grove, MD | 736 | $191,152 | 135.0% |
| City | Population | Household Income | National Avg. |
| Dennehotso, AZ | 736 | $24,608 | 69.7% |
| Round Valley, AZ | 736 | $29,934 | 63.2% |
| Lebo, KS | 736 | $85,598 | 5.2% |
| Parkway Village, KY | 736 | $94,632 | 16.4% |
| Conway, MO | 736 | $62,506 | 23.1% |
| Washington Grove, MD | 736 | $191,152 | 135.0% |