| | Indian Harbour Beach, FL | North Palm Beach, FL | United States |
| Population | 8,888 | 13,096 | 329,725,481 |
| Female Population | 50.9% | 51.1% | 50.5% |
| Male Population | 49.1% | 49.0% | 49.5% |
| Median Age | 50.8 | 56.4 | 38.4 |
| space3 | | | |
| Population - 2010 | 8,167 | 12,034 | 309,327,143 |
| Population - 2000 | 8,152 | 12,064 | 285,036,114 |
| Population - 1990 | 6,933 | 11,343 | 251,960,433 |
| Pop. 2000 to Now | 4.5% | 8.7% | 15.6% |
| Pop. 1990 to Now | 22.9% | 15.6% | 30.8% |
| space4 | | | |
| Population Density | 4,246.5 | 4,004.9 | 93.4 |
| Land Area | 2.1 | 3.3 | 3,531,905.4 |
| Water Area | 0.6 | 2.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Indian Harbour Beach, FL | North Palm Beach, FL | United States |
| Age 0 to 4 | 4.8% | 3.1% | 5.9% |
| Age 5 to 9 | 2.9% | 3.0% | 6.1% |
| Age 10 to 14 | 8.8% | 3.9% | 6.6% |
| Age 15 to 17 | 3.7% | 2.7% | 3.9% |
| Age 18 to 20 | 3.9% | 2.2% | 4.0% |
| Age 21 to 24 | 3.6% | 3.5% | 5.2% |
| Age 25 to 34 | 5.4% | 8.0% | 13.8% |
| Age 35 to 44 | 10.3% | 9.8% | 12.9% |
| Age 45 to 54 | 12.1% | 12.0% | 12.6% |
| Age 55 to 59 | 8.9% | 9.8% | 6.7% |
| Age 60 to 64 | 8.2% | 8.8% | 6.3% |
| Age 65 to 74 | 18.7% | 14.1% | 9.6% |
| Age 75 to 84 | 6.8% | 12.0% | 4.5% |
| Age 85 and over | 2.1% | 7.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Indian Harbour Beach, FL | North Palm Beach, FL | United States |
| White | 79.0% | 83.7% | 59.4% |
| Black | 0.8% | 1.0% | 12.2% |
| Asian | 2.0% | 2.5% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.5% | 0.0% | 0.2% |
| Other | 0.9% | 0.1% | 0.4% |
| Two or More Races | 2.9% | 2.5% | 3.2% |
| Hispanic | 13.9% | 10.2% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Indian Harbour Beach, FL | North Palm Beach, FL | United States |
| Married Population | 58.1% | 52.9% | 49.8% |
| Currently Married | 57.2% | 51.2% | 48.0% |
| Married but Separated | 0.9% | 1.8% | 1.8% |
| Single Population | 41.9% | 47.1% | 50.2% |
| Never Married | 24.5% | 22.0% | 33.8% |
| Divorced | 10.8% | 16.5% | 10.8% |
| Widowed | 6.6% | 8.6% | 5.6% |
| space5 | | | |
| Household Size | 2.32 | 2.07 | 2.60 |
| Households | 3,830 | 6,316 | 124,010,992 |
| Family Households | 2,402 | 3,528 | 80,755,759 |
| Married couple, w/children | 27.0% | 20.3% | 30.5% |
| Married couple, no children | 59.2% | 61.0% | 42.9% |
| Non Family Households | 1,428 | 2,788 | 43,255,233 |
| Single householder, w/children | 10.3% | 6.5% | 15.8% |
| Single householder, no children | 3.5% | 12.2% | 10.8% |