| Name | Zhangjiakou |
| Office head of government | |
| Mayor | |
| Image |  |
| Area (m²) | 36,947,001,344 |
| Date founded | |
| Elevation (m) | 716 |
| Country | China |
| Administrative division | Hebei |
| Continent | Asia |
| Latitude (°) | 40.7666664124 |
| Waterbody | |
| Longitude (°) | 114.8833312988 |
| Website | http://www.zjk.gov.cn/ |
| Population (people) | 4,345,491 (2010) |
| Demonym |