| Official Name: | Trachselwald District |
| Native Name: | Amtsbezirk Trachselwald |
| Settlement Type: | District |
| Subdivision Type3: | Capital |
| Area Total Km2: | 191 |
| Population As Of: | 2007 |
| Population Total: | 23327 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Blank Name Sec1: | Municipalities |
| Blank Info Sec1: | 10 |
Trachselwald District is a district in the canton of Bern, Switzerland. From 1 January 2010, the district lost its administrative power while being replaced by the Emmental (administrative district), whose administrative centre is Langnau im Emmental. Since 2010, it remains therefore a fully recognised district under the law and the Constitution (Art.3 al.2) of the Canton of Berne. Its governor's seat was in Trachselwald Castle in Trachselwald. It consistes of 10 municipalities within an area of 191 km².
| Municipality | Population (Dec 2007)[1] | Area (km²) | |
|---|---|---|---|
| 1151 | 11.5 | ||
| 1031 | 14.1 | ||
| 1431 | 11.3 | ||
| 4708 | 17.3 | ||
| 4077 | 26.9 | ||
| 3051 | 15.1 | ||
| 5176 | 59.4 | ||
| 1049 | 16.0 | ||
| 560 | 7.9 | ||
| 1193 | 11.8 |