| Alpena City Guide & Data | |
|---|---|
| Population (2009 est.) | 10,364 |
| Population (2000) | 11,156 |
| Population growth | -7.1% |
| Household income | $35,817 |
| Income per capita | $20,622 |
| Male/Female ratio | 0.90:1 |
| Males 18-39 years | 29.7% |
| Females 18-39 years | 25.4% |
| Married (15yrs and older) | 50.9% |
| Have children (under 18yrs) | 46.5% |