| Official Name: | Posht Qaleh |
| Native Name: | پشت قلعه |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Ilam |
| Subdivision Type2: | County |
| Subdivision Name2: | Abdanan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Jaber-e Ansar |
| Population As Of: | 2006 |
| Population Total: | 1,231 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 32.9667°N 47.4353°W |
Posht Qaleh (Persian: پشت قلعه, also Romanized as Posht Qal‘eh) is a village in Jaber-e Ansar Rural District, in the Central District of Abdanan County, Ilam Province, Iran. At the 2006 census, its population was 1,231, in 255 families.
Linguistic composition of the city.[1]