| Official Name: | Alfadanga |
| Native Name: | আলফাডাঙ্গা |
| Settlement Type: | Upazila |
| Coordinates: | 23°N 89°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Bangladesh |
| Subdivision Type1: | Division |
| Subdivision Name1: | Dhaka |
| Subdivision Type2: | District |
| Subdivision Name2: | Faridpur |
| Area Total Km2: | 127.87 |
| Population Footnotes: | [1] |
| Population Total: | 119631 |
| Population As Of: | 2022 |
| Population Density Km2: | auto |
| Timezone: | BST |
| Utc Offset: | +6 |
| Postal Code Type: | Postal code |
| Postal Code: | 7870[2] |
Alfadanga (bn|আলফাডাঙ্গা) is an upazila of Faridpur District in the Division of Dhaka, Bangladesh.[3]
Alfadanga is located at 23.2833°N 89.7167°W. It has 24,293 households and total area 127.87 km2.
As of the 2011 Census of Bangladesh, Alfadanga upazila had 24,293 households and a population of 108,302. 25,844 (24.42%) were under 10 years of age. Alfadanga had an average literacy rate of 54.84%, compared to the national average of 51.8%, and a sex ratio of 1099 females per 1000 males. 6,905 (6.38%) of the population lived in urban areas.[4] [5]
As of the 1991 Bangladesh census, Alfadanga has a population of 90,873. Males constitute 49.83% of the population, and females 50.17%. This Upazila's eighteen up population is 43,335. Alfadanga has an average literacy rate of 32.5% (7+ years), and the national average of 32.4% literate.[6]
Alfadanga Upazila is divided into 6 union parishads: Alfadanga, Bana, Buraich, Gopalpur, Pachuria, and Tagarband. The union parishads are subdivided into 92 mauzas and 122 villages.[7]