| Official Name: | Ahmadabad |
| Native Name: | احمدآباد |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Alborz |
| Subdivision Type2: | County |
| Subdivision Name2: | Iran |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Mahdasht |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Mahdasht |
| Population As Of: | 2006 |
| Population Total: | 261 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Coordinates: | 35.7383°N 50.7317°W |
Ahmadabad (fa|احمدآباد, also Romanized as Sardarabad) is a village in Mahdasht Rural District, Mahdasht District, Sardarabad County, Alborz Province, Iran. At the 2006 census, its population was 261, in 60 families.