| Jiucheng | |
| Native Name: | 旧城镇 |
| Native Name Lang: | zh-cn |
| Settlement Type: | Town |
| Pushpin Map: | China Yunnan |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location in Yunnan |
| Coordinates: | 24.7456°N 98.0744°W |
| Subdivision Type: | Country |
| Subdivision Name: | People's Republic of China |
| Subdivision Type1: | Province |
| Subdivision Name1: | Yunnan |
| Subdivision Type2: | Autonomous prefecture |
| Subdivision Name2: | Dehong |
| Subdivision Type3: | County |
| Subdivision Name3: | Yingjiang |
| Unit Pref: | Metric |
| Elevation M: | 858 |
| Population Density Km2: | auto |
| Timezone1: | China Standard |
| Utc Offset1: | +8 |
| Postal Code Type: | Postal code |
Jiucheng is a town in Yingjiang County in western Yunnan province, China,[1] located (as the crow flies) around east-northeast of the county seat, which is in the same valley as Jiucheng itself, and 60km (40miles) northwest of Mangshi., it has six villages under its administration.[2]