| Index | Trappe | Maryland | National |
| Income per capita | $47,846 | $55,489 | $44,883 |
| Median household income | $95,474 | $112,126 | $81,333 |
| Median income owner occupied | $106,236 | $142,381 | $106,172 |
| Median income renter occupied | $79,981 | $70,540 | $52,080 |
| Median earnings male | $53,096 | $69,331 | $54,343 |
| Median earnings female | $45,521 | $51,519 | $38,439 |
| Unemployment rate | 4.4% | 4.8% | 4.9% |
| Poverty level | 8.7% | 9.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.4% | 10.4% |
| Manufacturing sector | 19.9% | 19.9% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 7.7% | 7.7% |
| Public administration | 6.4% | 6.4% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 6.4% | 6.4% |
| Other | 47.5% | 47.5% |
| City | Population | Household Income | National Avg. |
| Williston, MD | 181 | $239,487 | 194.5% |
| Cordova, MD | 562 | $155,774 | 91.5% |
| Madison, MD | 169 | $134,338 | 65.2% |
| Vienna, MD | 438 | $111,583 | 37.2% |
| Oxford, MD | 844 | $107,713 | 32.4% |
| Trappe, MD | 1,197 | $95,474 | 17.4% |
| City | Population | Household Income | National Avg. |
| Centreville, MI | 1,197 | $78,969 | 2.9% |
| Elbow Lake, MN | 1,197 | $78,854 | 3.0% |
| Mesita, NM | 1,197 | $66,157 | 18.7% |
| Wolfhurst, OH | 1,197 | $38,080 | 53.2% |
| Saint-Barnabé, QC | 1,197 | n/a | |
| Trappe, MD | 1,197 | $95,474 | 17.4% |