|Country||People's Republic of China|
|County seat||Kongjiazhuang Town (孔家庄镇)|
|• Total||1,158 km2 (447 sq mi)|
|Elevation||751 m (2,464 ft)|
|• Density||190/km2 (490/sq mi)|
|Time zone||China Standard (UTC+8)|
Wanquan County (simplified Chinese: 万全县; traditional Chinese: 萬全縣; pinyin: Wànquán Xiàn) is a county of Zhangjiakou City in northwestern Hebei province, China, located just to the southwest of Zhangjiakou's urban core. It was the site of the Battle of the Badger's Mouth Pass, one of the major campaigns in the Mongol–Jin War
The county administers 4 towns and 7 townships:
- Shanfangbao Township (膳房堡乡), Beixintun Township (北新屯乡), Xuanpingbao Township (宣平堡乡), Gaomiaobao Township (高庙堡乡), Jiubao Township (旧堡乡), Anjiabao Township (安家堡乡), Beishacheng Township (北沙城乡)
Wanquan is located in the northwest of Hebei province. Its western and northern borders are defined by the Great Wall, across which it borders Shangyi and Zhangbei counties. The southern border is defined by the Yang River (洋河), across which it borders Huai'an County. The county stretches 35 kilometres (22 mi) north to south and spans 37 km (23 mi) east to west. Wanquan has a rather dry, monsoon-influenced humid continental climate, with an annual mean temperature of 6.9 °C (44.4 °F) and precipitation amounting to 464 mm (18.3 in).
- "2011年统计用区划代码和城乡划分代码：新河县" (in Simplified Chinese). National Bureau of Statistics of the People's Republic of China. Retrieved 2012-07-21.
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