| 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: | 24.6289°N 103.6697°W |
| Subdivision Type: | Country |
| Subdivision Name: | People's Republic of China |
| Subdivision Type1: | Province |
| Subdivision Name1: | Yunnan |
| Subdivision Type2: | Autonomous prefecture |
| Subdivision Name2: | Honghe |
| Subdivision Type3: | County |
| Subdivision Name3: | Luxi |
| Unit Pref: | Metric |
| Elevation M: | 1821 |
| Population Density Km2: | auto |
| Timezone1: | China Standard |
| Utc Offset1: | +8 |
| Postal Code Type: | Postal code |
| Area Code: | 0873 |
Jiucheng is a town of Luxi County in the northeastern reaches of the Honghe Hani and Yi Autonomous Prefecture in eastern Yunnan province, China,[1] located (as the crow flies) around northwest of the county seat, 143km (89miles) north-northeast of Mengzi City and about 90km (60miles) east-southeast of Kunming., it has 11 villages under its administration.[2]