| |
| Age Group | Male | Female | Wyoming, 2000, Universe: 001 Total population Universe Population: 493,782 | ||
| Population | Pct | Population | Pct |  | |
| Total | 248,374 | 50.3 | 245,408 | 49.7 | |
| 0- 4 | 15,893 | 3.2 | 15,047 | 3.0 | |
| 5- 9 | 17,524 | 3.5 | 16,603 | 3.4 | |
| 10-14 | 19,732 | 4.0 | 18,644 | 3.8 | |
| 15-19 | 21,761 | 4.4 | 20,142 | 4.1 | |
| 20-24 | 17,514 | 3.5 | 15,941 | 3.2 | |
| 25-29 | 15,614 | 3.2 | 14,470 | 2.9 | |
| 30-34 | 15,185 | 3.1 | 14,585 | 3.0 | |
| 35-39 | 18,032 | 3.7 | 18,450 | 3.7 | |
| 40-44 | 21,210 | 4.3 | 21,073 | 4.3 | |
| 45-49 | 20,651 | 4.2 | 20,050 | 4.1 | |
| 50-54 | 17,299 | 3.5 | 16,079 | 3.3 | |
| 55-59 | 12,711 | 2.6 | 12,224 | 2.5 | |
| 60-64 | 9,871 | 2.0 | 9,784 | 2.0 | |
| 65-69 | 8,009 | 1.6 | 8,589 | 1.7 | |
| 70-74 | 7,010 | 1.4 | 7,735 | 1.6 | |
| 75-79 | 5,225 | 1.1 | 6,583 | 1.3 | |
| 80-84 | 3,116 | 0.6 | 4,691 | 1.0 | |
| 85+ | 2,017 | 0.4 | 4,718 | 1.0 | |