Zichang (simplified Chinese: 子长市; traditional Chinese: 子長市; pinyin: Zǐcháng Shì) is a city in the north of Shaanxi province (Shaanbei), China. It is the northernmost county-level division of the prefecture-level city of Yan'an. Zichang had a population of 273,000 as of 2017, of which, 115,000 lived in urban areas.

Zichang is divided into 1 subdistrict and 8 towns.

The city's sole subdistrict is Wayaobu Subdistrict (瓦窑堡街道; Wǎyáobǔ Jiēdào). The subdistrict is the seat of the city's administrative offices.

Zichang's eight towns are as follows:

Formerly called Anding County (安定县; Āndìng Xiàn), it was renamed in 1942 to Zichang County (子长县; Zǐcháng Xiàn) to commemorate the Communist martyr Xie Zichang. On July 25, 2019, the province re-organized the county as a county-level city.

In 2017, the city's GDP was valued at 9.719 billion yuan.

The city's agricultural sector had an output of 1.288 billion yuan in 2017. Major crops include millet, wheat, corn, beans, and potatoes. The city's "mountain apples" and potatoes have been recognized for being of outstanding quality.

Zichang's industry is largely dependent on natural resources such as coal and petroleum. In 2017, the city produced 11.52 million tons of raw coal and 745,000 tons of crude oil.