| Index | Nicolaus | California | National |
| Income per capita | $68,557 | $45,980 | $44,883 |
| Median household income | $126,690 | $95,535 | $81,333 |
| Median income owner occupied | $127,530 | $130,228 | $106,172 |
| Median income renter occupied | $0 | $64,137 | $52,080 |
| Median earnings male | $54,628 | $52,776 | $54,343 |
| Median earnings female | $0 | $38,938 | $38,439 |
| Unemployment rate | 2.8% | 6.8% | 4.9% |
| Poverty level | 12.1% | 15.8% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.0% | 10.0% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 16.7% | 16.7% |
| Public administration | 20.0% | 20.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 16.7% | 16.7% |
| Other | 36.7% | 36.7% |
| City | Population | Household Income | National Avg. |
| Rio Oso, CA | 428 | $195,788 | 140.7% |
| Trowbridge, CA | 200 | $176,349 | 116.8% |
| Plumas Lake, CA | 7,854 | $154,391 | 89.8% |
| Roseville, CA | 143,208 | $142,795 | 75.6% |
| Antelope, CA | 50,311 | $123,568 | 51.9% |
| Nicolaus, CA | 128 | $126,690 | 55.8% |
| City | Population | Household Income | National Avg. |
| Cold Bay, AK | 128 | $178,138 | 119.0% |
| Kokhanok, AK | 128 | $49,874 | 38.7% |
| Eldridge, AL | 128 | $79,418 | 2.4% |
| Cold Springs CDP (Tuolumne County), CA | 128 | $59,104 | 27.3% |
| Hyampom, CA | 128 | $0 | 100.0% |
| Nicolaus, CA | 128 | $126,690 | 55.8% |