| Index | Largo | Maryland | National |
| Income per capita | $62,623 | $55,489 | $44,883 |
| Median household income | $136,337 | $112,126 | $81,333 |
| Median income owner occupied | $172,964 | $142,381 | $106,172 |
| Median income renter occupied | $118,447 | $70,540 | $52,080 |
| Median earnings male | $56,139 | $69,331 | $54,343 |
| Median earnings female | $89,207 | $51,519 | $38,439 |
| Unemployment rate | 7.1% | 4.8% | 4.9% |
| Poverty level | 7.2% | 9.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 7.0% | 7.0% |
| Manufacturing sector | 2.7% | 2.7% |
| Financial & insurance services | 1.4% | 1.4% |
| Wholesale & retail services | 11.7% | 11.7% |
| Public administration | 7.3% | 7.3% |
| Transportation, warehousing & utilities | 10.4% | 10.4% |
| Education, health & social services | 14.7% | 14.7% |
| Other | 38.8% | 38.8% |
| 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% |
| Largo, MD | 12,034 | $136,337 | 67.6% |
| City | Population | Household Income | National Avg. |
| Mango, FL | 12,034 | $57,429 | 29.4% |
| Four Corners, TX | 12,032 | $99,243 | 22.0% |
| Madison, IN | 12,030 | $62,709 | 22.9% |
| Excelsior Springs, MO | 12,038 | $89,448 | 10.0% |
| Arlington, TN | 12,027 | $149,746 | 84.1% |
| Largo, MD | 12,034 | $136,337 | 67.6% |