| Index | Belle Mead | New Jersey | National |
| Income per capita | $85,011 | $55,297 | $44,883 |
| Median household income | $242,818 | $108,915 | $81,333 |
| Median income owner occupied | $361,120 | $143,334 | $106,172 |
| Median income renter occupied | $140,118 | $61,880 | $52,080 |
| Median earnings male | $150,538 | $69,742 | $54,343 |
| Median earnings female | $80,747 | $46,406 | $38,439 |
| Unemployment rate | 3.7% | 5.4% | 4.9% |
| Poverty level | 2.4% | 10.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 8.3% | 8.3% |
| Manufacturing sector | 10.9% | 10.9% |
| Financial & insurance services | 18.8% | 18.8% |
| Wholesale & retail services | 8.8% | 8.8% |
| Public administration | 1.5% | 1.5% |
| Transportation, warehousing & utilities | 1.4% | 1.4% |
| Education, health & social services | 12.1% | 12.1% |
| Other | 30.7% | 30.7% |
| City | Population | Household Income | National Avg. |
| Harlingen, NJ | 492 | $362,607 | 345.8% |
| Princeton Junction, NJ | 2,052 | $341,742 | 320.2% |
| Blawenburg, NJ | 101 | $332,214 | 308.5% |
| Pleasant Plains, NJ | 643 | $316,694 | 289.4% |
| Cranbury, NJ | 2,281 | $316,184 | 288.8% |
| Belle Mead, NJ | 5,619 | $242,818 | 198.5% |
| City | Population | Household Income | National Avg. |
| Rockwood, TN | 5,618 | $52,673 | 35.2% |
| Blauvelt, NY | 5,617 | $252,231 | 210.1% |
| Wind Lake, WI | 5,617 | $129,140 | 58.8% |
| Chadron, NE | 5,621 | $70,926 | 12.8% |
| Carrizo Springs, TX | 5,616 | $52,689 | 35.2% |
| Belle Mead, NJ | 5,619 | $242,818 | 198.5% |