| Index | Pen Mar | Pennsylvania | National |
| Income per capita | $46,021 | $45,532 | $44,883 |
| Median household income | $106,779 | $80,478 | $81,333 |
| Median income owner occupied | $117,674 | $100,571 | $106,172 |
| Median income renter occupied | $0 | $46,621 | $52,080 |
| Median earnings male | $78,645 | $57,544 | $54,343 |
| Median earnings female | $52,729 | $39,017 | $38,439 |
| Unemployment rate | 4.0% | 4.7% | 4.9% |
| Poverty level | 2.5% | 13.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 7.1% | 7.1% |
| Manufacturing sector | 26.3% | 26.3% |
| Financial & insurance services | 3.8% | 3.8% |
| Wholesale & retail services | 16.7% | 16.7% |
| Public administration | 8.3% | 8.3% |
| Transportation, warehousing & utilities | 10.8% | 10.8% |
| Education, health & social services | 2.1% | 2.1% |
| Other | 25.0% | 25.0% |
| City | Population | Household Income | National Avg. |
| Beaver Creek, MD | 554 | $291,714 | 258.7% |
| Jugtown, MD | 245 | $241,681 | 197.1% |
| Mount Aetna, MD | 614 | $204,934 | 152.0% |
| Myersville, MD | 2,284 | $183,780 | 126.0% |
| Bagtown, MD | 409 | $159,117 | 95.6% |
| Pen Mar, PA | 1,231 | $106,779 | 31.3% |
| City | Population | Household Income | National Avg. |
| Sycamore, GA | 1,231 | $58,091 | 28.6% |
| Lakeview, LA | 1,231 | $55,174 | 32.2% |
| La Plata, MO | 1,231 | $59,035 | 27.4% |
| Califon, NJ | 1,231 | $151,968 | 86.8% |
| Philadelphia, NY | 1,231 | $60,747 | 25.3% |
| Pen Mar, PA | 1,231 | $106,779 | 31.3% |