| Yanzhuang | |
| Native Name: | 阎庄镇 |
| Native Name Lang: | zh-cn |
| Settlement Type: | Town |
| Pushpin Map: | China Shandong |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Shandong |
| Coordinates: | 35.6625°N 118.8342°W |
| Subdivision Type: | Country |
| Subdivision Name: | People's Republic of China |
| Subdivision Type1: | Province |
| Subdivision Name1: | Shandong |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Rizhao |
| Subdivision Type3: | County |
| Subdivision Name3: | Ju |
| Unit Pref: | Metric |
| Elevation M: | 117 |
| Population Density Km2: | auto |
| Timezone1: | China Standard |
| Utc Offset1: | +8 |
| Postal Code Type: | Postal code |
| Area Code: | 0633 |
Yanzhuang is a town in Ju County in southern Shandong province, China,[1] located due north of the county seat., it has 49 villages under its administration.[2]