| Xiang | Changsha | 122 counties, 29 cities |
| 63.42 million inhabitants | 211,700 km2 | 300 inhabitants per km2 |
The name of the province ("south of the lake") refers to its location south of Dongting Lake, a natural equalizing reservoir of the Yangzi River with an extension of 2700 km2. The lake is part of Hunan's northern border. The province's surface area is divided into Dongting Lake to the north, the central hill country, as well as mountains of about 1000 m to the west, the south, and the east. Along the borders to Guangxi and Guangdong in the …