| |
| Age Group | Male | Female | California, 2010, Universe: 001 Total population Universe Population: 37,253,956 | ||
| Population | Pct | Population | Pct |  | |
| Total | 18,517,830 | 49.7 | 18,736,126 | 50.3 | |
| 0- 4 | 1,294,056 | 3.5 | 1,237,277 | 3.3 | |
| 5- 9 | 1,279,563 | 3.4 | 1,226,276 | 3.3 | |
| 10-14 | 1,325,915 | 3.6 | 1,265,015 | 3.4 | |
| 15-19 | 1,455,082 | 3.9 | 1,368,858 | 3.7 | |
| 20-24 | 1,440,785 | 3.9 | 1,325,164 | 3.6 | |
| 25-29 | 1,408,698 | 3.8 | 1,335,711 | 3.6 | |
| 30-34 | 1,304,347 | 3.5 | 1,269,121 | 3.4 | |
| 35-39 | 1,291,370 | 3.5 | 1,282,209 | 3.4 | |
| 40-44 | 1,313,323 | 3.5 | 1,295,808 | 3.5 | |
| 45-49 | 1,341,984 | 3.6 | 1,347,835 | 3.6 | |
| 50-54 | 1,266,543 | 3.4 | 1,296,009 | 3.5 | |
| 55-59 | 1,069,976 | 2.9 | 1,134,320 | 3.0 | |
| 60-64 | 879,171 | 2.4 | 953,026 | 2.6 | |
| 65-69 | 610,224 | 1.6 | 693,334 | 1.9 | |
| 70-74 | 443,402 | 1.2 | 528,376 | 1.4 | |
| 75-79 | 337,174 | 0.9 | 429,797 | 1.2 | |
| 80-84 | 245,402 | 0.7 | 357,837 | 1.0 | |
| 85+ | 210,815 | 0.6 | 390,153 | 1.0 | |