| Official Name: | Aliabad-e Posht Shahr |
| Native Name: | علي ابادپشتشهر |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Hamadan |
| Subdivision Type2: | County |
| Subdivision Name2: | Hamadan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Hegmataneh |
| Population As Of: | 2006 |
| Population Total: | 4,453 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 34.8378°N 48.5114°W |
Aliabad-e Posht Shahr (Persian: علي ابادپشتشهر, also Romanized as ‘Alīābād-e Posht Shahr and ‘Alīābād-e Posht-e Shahr; also known as Alīābād, ‘Alīābād, and ‘Alīābād-e Posht) is a village in Hegmataneh Rural District, in the Central District of Hamadan County, Hamadan Province, Iran. At the 2006 census, its population was 4,453, in 1,137 families.