| Tacoma, WA | Seattle, WA | United States |
| 207,280 | 688,245 | 321,004,407 |
| 50.3% | 49.8% | 50.8% |
| 49.7% | 50.2% | 49.2% |
| 35.9 | 35.7 | 37.8 |
space3 | | | |
| 198,819 | 595,240 | 308,745,538 |
| 193,556 | 563,374 | 285,036,114 |
| 176,664 | 516,259 | 251,960,433 |
| 7.1% | 22.2% | 12.6% |
| 17.3% | 33.3% | 27.4% |
space4 | | | |
| 4,169.6 | 8,207.0 | 90.9 |
| 49.7 | 83.9 | 3,531,905.4 |
| 12.7 | 58.2 | 264,836.8 |
space | | | |
Est. Total Population By Age | | | |
| Tacoma, WA | Seattle, WA | United States |
| 6.4% | 4.9% | 6.2% |
| 6.2% | 4.6% | 6.4% |
| 5.4% | 3.8% | 6.5% |
| 3.3% | 2.1% | 3.9% |
| 3.9% | 3.8% | 4.1% |
| 6.3% | 7.0% | 5.6% |
| 17.0% | 22.5% | 13.7% |
| 13.2% | 15.8% | 12.7% |
| 13.1% | 12.4% | 13.4% |
| 6.6% | 5.6% | 6.7% |
| 5.7% | 5.5% | 6.0% |
| 7.5% | 7.1% | 8.6% |
| 3.6% | 3.1% | 4.4% |
| 1.9% | 1.9% | 1.9% |
space1 | | | |
Race | | | |
| Tacoma, WA | Seattle, WA | United States |
| 60.3% | 65.3% | 61.5% |
| 9.7% | 7.0% | 12.3% |
| 8.7% | 14.4% | 5.3% |
| 1.1% | 0.5% | 0.7% |
| 1.2% | 0.4% | 0.2% |
| 0.3% | 0.3% | 0.2% |
| 7.1% | 5.8% | 2.3% |
| 11.6% | 6.5% | 17.6% |
space2 | | | |
Marriage & Family | | | |
| Tacoma, WA | Seattle, WA | United States |
| 43.5% | 42.1% | 50.2% |
| 41.2% | 40.8% | 48.2% |
| 2.3% | 1.2% | 2.0% |
| 56.5% | 57.9% | 49.8% |
| 36.1% | 44.1% | 33.1% |
| 15.0% | 10.1% | 10.9% |
| 5.4% | 3.7% | 5.8% |
space5 | | | |
| 2.45 | 2.11 | 2.63 |
| 82,016 | 314,850 | 118,825,921 |
| 46,428 | 142,796 | 78,298,703 |
| 29.3% | 32.1% | 31.1% |
| 39.4% | 47.0% | 42.3% |
| 35,588 | 172,054 | 40,527,218 |
| 19.6% | 11.5% | 16.3% |
| 11.8% | 9.3% | 10.3% |