| Index | Monrovia | Maryland | National |
| Income per capita | $89,031 | $55,489 | $44,883 |
| Median household income | $228,667 | $112,126 | $81,333 |
| Median income owner occupied | $229,899 | $142,381 | $106,172 |
| Median income renter occupied | $0 | $70,540 | $52,080 |
| Median earnings male | $94,194 | $69,331 | $54,343 |
| Median earnings female | $131,744 | $51,519 | $38,439 |
| Unemployment rate | 0.0% | 4.8% | 4.9% |
| Poverty level | 0.0% | 9.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 19.2% | 19.2% |
| Manufacturing sector | 1.4% | 1.4% |
| Financial & insurance services | 1.4% | 1.4% |
| Wholesale & retail services | 11.8% | 11.8% |
| Public administration | 14.6% | 14.6% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 16.4% | 16.4% |
| Other | 35.2% | 35.2% |
| City | Population | Household Income | National Avg. |
| Poolesville, MD | 5,340 | $277,813 | 241.6% |
| Adamstown, MD | 2,201 | $253,358 | 211.5% |
| Laytonsville, MD | 500 | $238,685 | 193.5% |
| Brookeville, MD | 156 | $236,965 | 191.4% |
| New Market, MD | 1,589 | $229,328 | 182.0% |
| Monrovia, MD | 1,599 | $228,667 | 181.1% |
| City | Population | Household Income | National Avg. |
| Forest Ranch, CA | 1,599 | $262,959 | 223.3% |
| Guthrie Center, IA | 1,599 | $77,045 | 5.3% |
| Avon, MN | 1,599 | $126,595 | 55.7% |
| Cementon, PA | 1,599 | $90,128 | 10.8% |
| Yalaha, FL | 1,600 | $131,756 | 62.0% |
| Monrovia, MD | 1,599 | $228,667 | 181.1% |