| Casper City Guide & Data | |
|---|---|
| Population (2009 est.) | 54,874 |
| Population (2000) | 49,855 |
| Population growth | 10.1% |
| Household income | $52,656 |
| Income per capita | $27,949 |
| Male/Female ratio | 0.94:1 |
| Males 18-39 years | 29.1% |
| Females 18-39 years | 29.5% |
| Married (15yrs and older) | 56.0% |
| Have children (under 18yrs) | 49.2% |