| Index | Idylwood | Virginia | National |
| Income per capita | $82,474 | $52,412 | $44,883 |
| Median household income | $150,857 | $97,559 | $81,333 |
| Median income owner occupied | $190,267 | $122,661 | $106,172 |
| Median income renter occupied | $122,450 | $62,827 | $52,080 |
| Median earnings male | $111,172 | $61,054 | $54,343 |
| Median earnings female | $69,001 | $44,172 | $38,439 |
| Unemployment rate | 2.0% | 4.0% | 4.9% |
| Poverty level | 5.7% | 11.4% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 8.0% | 8.0% |
| Manufacturing sector | 2.3% | 2.3% |
| Financial & insurance services | 5.7% | 5.7% |
| Wholesale & retail services | 7.8% | 7.8% |
| Public administration | 12.8% | 12.8% |
| Transportation, warehousing & utilities | 2.3% | 2.3% |
| Education, health & social services | 6.9% | 6.9% |
| Other | 52.4% | 52.4% |
| 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% |
| Idylwood, VA | 18,498 | $150,857 | 85.5% |
| City | Population | Household Income | National Avg. |
| St. Michael, MN | 18,499 | $163,852 | 101.5% |
| Marco Island, FL | 18,491 | $126,850 | 56.0% |
| Sycamore, IL | 18,485 | $98,396 | 21.0% |
| Colonia, NJ | 18,484 | $161,218 | 98.2% |
| Avon, IN | 18,517 | $138,833 | 70.7% |
| Idylwood, VA | 18,498 | $150,857 | 85.5% |