| Index | North Caldwell | New Jersey | National |
| Income per capita | $91,274 | $37,538 | $29,829 |
| Median household income | $188,750 | $73,702 | $55,322 |
| Median income owner occupied | $189,375 | $97,281 | $70,586 |
| Median income renter occupied | $0 | $42,169 | $35,192 |
| Median earnings male | $133,938 | $47,369 | $36,919 |
| Median earnings female | $65,318 | $32,116 | $26,250 |
| Unemployment rate | 2.9% | 5.2% | 4.7% |
| Poverty level | 0.2% | 10.9% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 8.7% | 8.7% |
| Manufacturing sector | 5.3% | 5.3% |
| Financial & insurance services | 18.2% | 18.2% |
| Wholesale & retail services | 8.0% | 8.0% |
| Public administration | 0.9% | 0.9% |
| Transportation, warehousing & utilities | 2.5% | 2.5% |
| Education, health & social services | 16.1% | 16.1% |
| Other | 37.6% | 37.6% |
| City | Population | Household Income | National Avg. |
| Short Hills, NJ | 13,700 | $250,001 | 351.9% |
| Ho-Ho-Kus, NJ | 4,096 | $230,682 | 317.0% |
| Mountain Lakes, NJ | 4,249 | $225,208 | 307.1% |
| Essex Fells, NJ | 2,037 | $215,104 | 288.8% |
| Upper Montclair, NJ | 11,439 | $214,726 | 288.1% |
| North Caldwell, NJ | 6,640 | $188,750 | 241.2% |
| City | Population | Household Income | National Avg. |
| Litchfield, MN | 6,640 | $51,352 | 7.2% |
| Morrilton, AR | 6,638 | $33,313 | 39.8% |
| Pikeville, KY | 6,642 | $39,122 | 29.3% |
| Cedarhurst, NY | 6,642 | $94,224 | 70.3% |
| Silsbee, TX | 6,642 | $51,563 | 6.8% |
| North Caldwell, NJ | 6,640 | $188,750 | 241.2% |