List of Chinese administrative divisions by sex ratio
# List of Chinese administrative divisions by sex ratio

The sex ratio of the different administrative divisions of China has been the subject of academic study because of a high imbalance in births since the 1990s and female infanticide further worsening the imbalanced sex ratios at birth.

## Gender ratio for ages 1–4

The figures are from the intercensus survey of 2005, which was carried out in November 2005 on a representative 1% of the total population.

| Rank | Name | Boys for every 100 girls |
| - | - | - |
| 1 | Jiangxi | 143 |
| 2 | Henan | 142 |
| 3 | Anhui | 138 |
| 4 | Hainan | 134 |
| 5 | Hunan | 133 |
| 5 | Guangdong | 133 |
| 7 | Hubei | 129 |
| 8 | Guizhou | 127 |
| 9 | Shaanxi | 125 |
| 10 | Jiangsu | 123 |
| 11 | Hebei | 122 |
| 11 | Guangxi | 122 |
| 13 | Gansu | 120 |
| 14 | Fujian | 119 |
| 14 | Chongqing | 119 |
| 16 | Tianjin | 118 |
| 17 | Sichuan | 116 |
| 17 | Shandong | 116 |
| 19 | Yunnan | 115 |
| 20 | Liaoning | 114 |
| 21 | Zhejiang | 113 |
| 22 | Beijing | 112 |
| 22 | Shanxi | 112 |
| 22 | Jilin | 112 |
| 22 | Ningxia | 112 |
| 26 | Heilongjiang | 111 |
| 26 | Qinghai | 111 |
| 28 | Shanghai | 109 |
| 29 | Inner Mongolia | 107 |
| 30 | Xinjiang | 106 |
| 31 | Tibet | 104 |
