| Name | Crystal River |
| Population 2000 | 3485 |
| Population 1990 | 4044 |
| Population Change | -13.8% |
| Non-Hispanic White 2000 | 2857 |
| Non-Hispanic White 1990 | 3433 |
| Non-Hispanic White Change | -16.8% |
| Non-Hispanic Black 2000 | 438 |
| Non-Hispanic Black 1990 | 503 |
| Non-Hispanic Black Change | -12.9% |
| Non-Hispanic American Indian 2000 | 23 |
| Non-Hispanic American Indian 1990 | 13 |
| Non-Hispanic American Indian Change | 76.9% |
| Non-Hispanic Asian 2000 | 58 |
| Non-Hispanic Asian 1990 | 37 |
| Non-Hispanic Asian Change | 56.8% |
| Non-Hispanic Other 2000 | 3 |
| Non-Hispanic Other 1990 | 2 |
| Non-Hispanic Other Change | 50.0%% |
| Hispanic White 2000 | 62 |
| Hispanic White 1990 | 40 |
| Hispanic White Change | 55.0% |
| Hispanic Black 2000 | 16 |
| Hispanic Black 1990 | 4 |
| Hispanic Black Change | 300.0% |
| Hispanic American Indian 2000 | 7 |
| Hispanic American Indian 1990 | 0 |
| Hispanic American Indian Change | % |
| Hispanic Asian 2000 | 0 |
| Hispanic Asian 1990 | 0 |
| Hispanic Asian Change | -60.0% |
| Hispanic Other 2000 | 21 |
| Hispanic Other 1990 | 12 |
| Hispanic Other Change | 75.0% |