| Index | San Castle | Florida | National |
| Income per capita | $25,180 | $40,554 | $44,883 |
| Median household income | $56,975 | $72,078 | $81,333 |
| Median income owner occupied | $73,752 | $88,075 | $106,172 |
| Median income renter occupied | $39,558 | $51,794 | $52,080 |
| Median earnings male | $41,170 | $45,688 | $54,343 |
| Median earnings female | $27,540 | $37,493 | $38,439 |
| Unemployment rate | 4.4% | 5.2% | 4.9% |
| Poverty level | 26.8% | 16.1% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.0% | 10.0% |
| Manufacturing sector | 2.1% | 2.1% |
| Financial & insurance services | 2.7% | 2.7% |
| Wholesale & retail services | 16.4% | 16.4% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 16.2% | 16.2% |
| Education, health & social services | 16.4% | 16.4% |
| Other | 36.4% | 36.4% |
| City | Population | Household Income | National Avg. |
| Gulf Stream, FL | 921 | $373,082 | 358.7% |
| Golf, FL | 279 | $366,330 | 350.4% |
| Manalapan, FL | 329 | $294,938 | 262.6% |
| Palm Beach, FL | 9,038 | $254,365 | 212.7% |
| Highland Beach, FL | 4,052 | $180,080 | 121.4% |
| San Castle, FL | 4,211 | $56,975 | 29.9% |
| City | Population | Household Income | National Avg. |
| Pupukea, HI | 4,211 | $140,362 | 72.6% |
| Rutherfordton, NC | 4,211 | $69,615 | 14.4% |
| Waverly, TN | 4,211 | $56,286 | 30.8% |
| Bowen Island, BC | 4,211 | n/a | |
| Camdenton, MO | 4,210 | $56,696 | 30.3% |
| San Castle, FL | 4,211 | $56,975 | 29.9% |