Zhangzha (; ), formerly Jiuzhaigou (), is a township-level division under Jiuzhaigou County, Ngawa Tibetan and Qiang Autonomous Prefecture, Sichuan Province, China, with an area of , and a permanent population of 13,593 as of 2020.
In 1992, the town of Jiuzhaigou following the merger of Longkang Township () and Tazang Township (). On June 19, 1998, Nanping County, which governed the town, was renamed to Jiuzhaigou County, prompting the town of Jiuzhaigou to change its name to Zhangha after the village where its government was seated.
Zhangzha has jurisdiction over 7 residential communities and 11 administrative villages.
The town's residential communities are as follows:
The town's administrative villages are as follows:
On August 8, 2017, Zhangzha Town was the epicenter of the earthquake, causing severe power failure in Jiuzhaigou County and damage to the formerly pristine Jiuzhaigou Scenic Area.
The town is home to 7,524 residents registered under the hukou system, belonging to 2,924 households. However, as of 2020, it has a higher permanent population, totaling 13,593.
Zhangzha is predominantly ethnically Tibetan, but has a sizable Han Chinese and Hui population.
As of 2017, Zhangzha has 1 kindergarten, 10 primary schools, and 1 middle school.