The demographic universe estimates for the 2004-2005 television season as defined and published by Nielsen Media Research.
| Demographic | Population | Share |
|---|---|---|
| Households | 109,590,170 | |
| Persons 2+ | 277,930,000 | |
| Persons 2-11 | 39,640,000 | 14.3% |
| Persons 12-17 | 24,560,000 | 8.84% |
| Persons 18+ | 213,730,000 | 76.9% |
| Persons 18-34 | 65,410,000 | 23.5% |
| Persons 18-49 | 129,870,000 | 46.7% |
| Persons 25-54 | 121,690,000 | 43.8% |
| Persons 35+ | 148,320,000 | 53.4% |
| Persons 50+ | 83,860,000 | 30.2% |
| Persons 50-54 | 19,670,000 | 7.08% |
| Persons 55+ | 64,190,000 | 23.1% |
| Males 18+ | 102,660,000 | 36.9% |
| Males 18-34 | 32,710,000 | 11.8% |
| Males 18-49 | 64,260,000 | 23.1% |
| Males 55+ | 28,850,000 | 10.4% |
| Females 18+ | 111,070,000 | 40.0% |
| Females 18-34 | 32,700,000 | 11.8% |
| Females 18-49 | 65,610,000 | 23.6% |
| Females 55+ | 35,340,000 | 12.7% |