Dachengzi, Beijing
Dachengzi Town is a town located in the Miyun District of Beijing, China. It sits within a valley, with Hongmenchuan and Qingshui Rivers flow through it. The town borders Taishitun and Beizhuang Towns in its north, Shangshidong Township and Liudaohe Town in its east, Zhenluoying and Dahushan Towns in its south, and Jugezhuang Town in its west. Its population was 9,443 in 2020.
The name Dachengzi comes from Dachengzi Village, the place where the town's government resides in.
Administrative divisions
By the end of 2021, Dachengzi Town administered 23 subdivisions: 1 community and 22 villages. They are listed as follows:| Subdivision names | Name Transliteraions | Type |
| 宏城 | Hongcheng | Community |
| 北沟 | Beigou | Village |
| 梯子峪 | Tiziyu | Village |
| 墙子路 | Qiangzilu | Village |
| 南沟 | Nangou | Village |
| 下栅子 | Xiazhazi | Village |
| 苍术会 | Cangshuhui | Village |
| 柏崖 | Baiya | Village |
| 程各庄 | Chenggezhuang | Village |
| 庄户峪 | Zhuanghuyu | Village |
| 张庄子 | Zhangzhuangzi | Village |
| 杨各庄 | Yanggezhuang | Village |
| 高庄子 | Gaozhuangzi | Village |
| 大城子 | Dachengzi | Village |
| 聂家峪 | Niejiayu | Village |
| 方耳峪 | Fang'eryu | Village |
| 后甸 | Houdian | Village |
| 王各庄 | Wanggezhuang | Village |
| 河下 | Hexia | Village |
| 庄头 | Zhuangtou | Village |
| 大龙门 | Dalongmen | Village |
| 碰河寺 | Penghesi | Village |
| 张泉 | Zhangquan | Village |