| Name | Haikou |
| Office head of government | |
| Mayor | |
| Image |  |
| Area (m²) | 2,236,999,936 |
| Date founded | |
| Elevation (m) | 3 |
| Country | China |
| Administrative division | Hainan |
| Continent | Asia |
| Latitude (°) | 20.0427780151 |
| Waterbody | |
| Longitude (°) | 110.3416671753 |
| Website | http://www.haikou.gov.cn/ |
| Population (people) | 2,046,189 (2010) |
| Demonym |