| Official Name: | Naldanga |
| Settlement Type: | Upazila |
| Coordinates: | 24.5°N 145°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Bangladesh |
| Subdivision Type1: | Division |
| Subdivision Type2: | District |
| Subdivision Name1: | Rajshahi |
| Subdivision Name2: | Natore |
| Area Total Km2: | 174.39 |
| Population Total: | 129304 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Timezone: | BST |
| Utc Offset: | +6 |
Naldanga Upazila is a subdistrict of Natore District, within Rajshahi Division in northern Bangladesh. Naldanga was previously a union of Natore Upazila in Rajshahi Division of Bangladesh but, in a Government gazette published in May 2013, Naldanga was declared an upazila of Bangladesh.[1] Naldanga contains Naldanga Municipality and has 5 unions: Bipra Belgharia, Brahmapur, Khajuria, Madhnagar and Piprul.
According to the 2011 Bangladesh census, Naldanga Upazila had 33,507 households and a population of 129,304. 24,305 (18.80%) were under 10 years of age. Naldanga had a literacy rate (age 7 and over) of 51.37%, compared to the national average of 51.8%, and a sex ratio of 1010 females per 1000 males. 10,266 (7.94%) lived in urban areas.[2] Ethnic population was 1,352 (1.05%).[3]