| Index | Millville | Delaware | National |
| Income per capita | $63,123 | $46,894 | $44,883 |
| Median household income | $106,022 | $90,340 | $81,333 |
| Median income owner occupied | $103,124 | $109,575 | $106,172 |
| Median income renter occupied | $163,518 | $56,447 | $52,080 |
| Median earnings male | $73,927 | $57,948 | $54,343 |
| Median earnings female | $34,071 | $43,895 | $38,439 |
| Unemployment rate | 1.3% | 4.7% | 4.9% |
| Poverty level | 6.9% | 12.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 20.3% | 20.3% |
| Manufacturing sector | 6.4% | 6.4% |
| Financial & insurance services | 1.3% | 1.3% |
| Wholesale & retail services | 7.2% | 7.2% |
| Public administration | 6.4% | 6.4% |
| Transportation, warehousing & utilities | 8.1% | 8.1% |
| Education, health & social services | 3.8% | 3.8% |
| Other | 44.9% | 44.9% |
| City | Population | Household Income | National Avg. |
| Henlopen Acres, DE | 191 | $252,022 | 209.9% |
| Rehoboth Beach, DE | 1,642 | $172,569 | 112.2% |
| Bethany Beach, DE | 1,195 | $144,961 | 78.2% |
| Dewey Beach, DE | 454 | $142,123 | 74.7% |
| South Bethany, DE | 569 | $141,848 | 74.4% |
| Millville, DE | 1,515 | $106,022 | 30.4% |
| City | Population | Household Income | National Avg. |
| Brooklet, GA | 1,515 | $76,984 | 5.3% |
| Russell, GA | 1,515 | $64,916 | 20.2% |
| Willacoochee, GA | 1,515 | $39,841 | 51.0% |
| Waverly, IL | 1,515 | $65,845 | 19.0% |
| Choudrant, LA | 1,515 | $81,413 | 0.1% |
| Millville, DE | 1,515 | $106,022 | 30.4% |