| Index | Mount Gretna Heights | Pennsylvania | National |
| Cost of living | 106 | 97 | 100 |
| Groceries | 100 | 100 | 100 |
| Health care | 97 | 99 | 100 |
| Housing | 123 | 90 | 100 |
| Transportation | 97 | 101 | 100 |
| Utilities | 100 | 99 | 100 |
| Lifestyle & Entertainment | 97 | 100 | 100 |
| Household Items | 99 | 99 | 100 |
| Education & Childcare | 105 | 101 | 100 |

| Cost of living index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | |
| Lifestyle index | |
| Household index | |
| Educare index |
| Median Income | Per Year | Per Month | Max Budget (28% DTI) | Max Budget (36% DTI) |
| Owners | $143,846 | $11,987 | $3,356 | $4,316 |
| Renters | $0 | $0 | $0 | $0 |
| State | General Sales Tax | With Max Surtax |
| Pennsylvania | 6% | 8% |
| State | Income Tax (Low) | Income Tax (High) |
| Pennsylvania | 3.07% | 3.07% |
| City | Population | Cost of Living Index | National Avg. |
| Fort Indiantown Gap, PA | 66 | 99 | 1.0% |
| Witmer, PA | 162 | 99 | 0.9% |
| Rehrersburg, PA | 202 | 101 | 1.2% |
| Brownstown borough, PA | 822 | 82 | 18.3% |
| Fredericksburg CDP (Crawford County), PA | 808 | 88 | 12.4% |
| Mount Gretna Heights, PA | 296 | 106 | 6.2% |
| City | Population | Cost of Living Index | National Avg. |
| Sherrill, AR | 296 | 94 | 5.5% |
| Bowles, CA | 296 | 130 | 30.4% |
| Desert Center, CA | 296 | 99 | 1.2% |
| Barwick, GA | 296 | 83 | 17.0% |
| Cecil, GA | 296 | 85 | 14.8% |
| Mount Gretna Heights, PA | 296 | 106 | 6.2% |