| Index | Mount Gretna | Pennsylvania | National |
| Income per capita | $113,921 | $45,532 | $44,883 |
| Median household income | $201,400 | $80,478 | $81,333 |
| Median income owner occupied | $202,274 | $100,571 | $106,172 |
| Median income renter occupied | $0 | $46,621 | $52,080 |
| Median earnings male | $116,531 | $57,544 | $54,343 |
| Median earnings female | $84,530 | $39,017 | $38,439 |
| Unemployment rate | 0.0% | 4.7% | 4.9% |
| Poverty level | 0.0% | 13.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 21.1% | 21.1% |
| Financial & insurance services | 7.0% | 7.0% |
| Wholesale & retail services | 15.8% | 15.8% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 7.0% | 7.0% |
| Education, health & social services | 8.8% | 8.8% |
| Other | 31.6% | 31.6% |
| City | Population | Household Income | National Avg. |
| Fort Indiantown Gap, PA | 66 | $242,578 | 198.3% |
| Penryn, PA | 1,085 | $179,192 | 120.3% |
| Smoketown, PA | 39 | $165,962 | 104.1% |
| Maytown, PA | 4,266 | $151,717 | 86.5% |
| Skyline View, PA | 4,531 | $149,896 | 84.3% |
| Mount Gretna, PA | 171 | $201,400 | 147.6% |
| City | Population | Household Income | National Avg. |
| Sedgwick, AR | 171 | $51,326 | 36.9% |
| Capulin, CO | 171 | $5,802 | 92.9% |
| La Junta Gardens, CO | 171 | $103,286 | 27.0% |
| Smithland, IA | 171 | $71,712 | 11.8% |
| East Hope, ID | 171 | $90,026 | 10.7% |
| Mount Gretna, PA | 171 | $201,400 | 147.6% |