| Kalkalia Union | |
| Official Name: | 1 No. Kalkalia Union Council |
| Native Name: | কলকলিয়া ইউনিয়ন |
| Native Name Lang: | bn |
| Settlement Type: | Union Council |
| Pushpin Map: | Bangladesh |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in Bangladesh |
| Coordinates: | 24.8288°N 91.5125°W |
| Subdivision Type: | Country |
| Subdivision Name: | Bangladesh |
| Subdivision Type1: | Division |
| Subdivision Name1: | Sylhet Division |
| Subdivision Type2: | District |
| Subdivision Name2: | Sunamganj District |
| Subdivision Type3: | Upazila |
| Subdivision Name3: | Jagannathpur Upazila |
| Population Demonym: | Jagannathpuri, Sylheti |
| Postal Code Type: | Postal code |
Kalkalia Union (bn|কলকলিয়া ইউনিয়ন) is a union parishad under Jagannathpur Upazila of Sunamganj District in the division of Sylhet, Bangladesh. It has an area of 21 square kilometres and a population of 38,000.[1]
Kolkolia Union is located at the north-west of Jagannathpur Upazila. It shares borders with Patli Union and Jagannathpur Municipality in the East, Derai Upazila in the west, Dakshin Sunamganj and Chhatak in the north and Chilaura-Haldipur Union in the south.It has an area of 21 square kilometres.
Kolkolia Union has a population of 38,000.
Kolkolia constitutes the no. 1 union council of Jagannathpur Upazila. It has 9 wards, 34 mauzas, and 39 villages.