Chengwu County
| Chengwu County 成武县 | |
|---|---|
| Coordinates: 34°57′N 115°53′E / 34.950°N 115.883°E | |
| Country | People's Republic of China | 
| Province | Shandong | 
| Prefecture-level city | Heze | 
| Area | |
|  • Total | 998 km2 (385 sq mi) | 
| Elevation | 46 m (151 ft) | 
| Population  (2019) | |
|  • Total | 643,700 | 
| • Density | 640/km2 (1,700/sq mi) | 
| Time zone | UTC+8 (China Standard) | 
| Postal Code | 274200 | 
Chengwu County (simplified Chinese: 成武县; traditional Chinese: 成武縣; pinyin: Chéngwǔ Xiàn) is a county of southwestern Shandong province, People's Republic of China. It is under the administration of Heze city.
The population in 1999 was 622,871.