Fu County or Fuxian (simplified Chinese: 富县; traditional Chinese: 富縣; pinyin: Fù Xiàn) is a county in the south of Yan'an City, Shaanxi Province, China.

[1] The county has an area of 4,179.9 square kilometres (1,613.9 sq mi), and a permanent population of 150,500 as of 2012.

[2] During the Qin Dynasty, the area was incorporated as Diaoyin County (雕阴郡; Diāoyīn Jùn).

[2] During the first year of Emperor Sui Yang's rule, the county was reorganized as Fucheng County (鄜城郡; Fūchéng Jùn), which would be changed immediately after his rule in 618 CE to Fu Prefecture (鄜州; Fū Zhōu).

[2] The county is served by a total of 70 schools of various types, employing 2,077 full-time staff and an additional 1,714 workers.