| Index | Mountain Lake | New Jersey | National |
| Income per capita | $46,956 | $37,538 | $29,829 |
| Median household income | $80,781 | $73,702 | $55,322 |
| Median income owner occupied | $84,145 | $97,281 | $70,586 |
| Median income renter occupied | $53,194 | $42,169 | $35,192 |
| Median earnings male | $51,587 | $47,369 | $36,919 |
| Median earnings female | $29,766 | $32,116 | $26,250 |
| Unemployment rate | 3.6% | 5.2% | 4.7% |
| Poverty level | 4.4% | 10.9% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 2.5% | 2.5% |
| Manufacturing sector | 8.5% | 8.5% |
| Financial & insurance services | 6.5% | 6.5% |
| Wholesale & retail services | 30.7% | 30.7% |
| Public administration | 11.6% | 11.6% |
| Transportation, warehousing & utilities | 18.1% | 18.1% |
| Education, health & social services | 10.6% | 10.6% |
| Other | 11.6% | 11.6% |
| City | Population | Household Income | National Avg. |
| Allamuchy, NJ | 114 | $180,529 | 226.3% |
| Bridgeville, NJ | 311 | $147,800 | 167.2% |
| Hutchinson, NJ | 122 | $147,679 | 166.9% |
| Mount Hermon, NJ | 163 | $134,375 | 142.9% |
| Delaware Park, NJ | 331 | $134,295 | 142.8% |
| Mountain Lake, NJ | 565 | $80,781 | 46.0% |
| City | Population | Household Income | National Avg. |
| Carnelian Bay, CA | 565 | $116,591 | 110.7% |
| Mountain View, CO | 565 | $59,545 | 7.6% |
| German Valley, IL | 565 | $61,250 | 10.7% |
| Etna Green, IN | 565 | $56,042 | 1.3% |
| Richmond, LA | 565 | $27,917 | 49.5% |
| Mountain Lake, NJ | 565 | $80,781 | 46.0% |
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