| Official Name: | Kaliakair |
| Native Name: | কালিয়াকৈর |
| Settlement Type: | City |
| Pushpin Map: | Bangladesh Dhaka division#Bangladesh |
| Pushpin Map Caption: | Location in Dhaka division##Location in Bangladesh |
| Coordinates: | 24.078°N 90.21°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Bangladesh |
| Subdivision Type1: | Division |
| Subdivision Name1: | Dhaka |
| Subdivision Type2: | District |
| Subdivision Name2: | Gazipur |
| Subdivision Type3: | Upazila |
| Subdivision Name3: | Kaliakair |
| Government Type: | Mayor–Council |
| Governing Body: | Kaliakair Municipality |
| Leader Title: | Paura Mayor |
| Leader Name: | Md. Majibur Rahman [1] |
| Established Title: | Municipality |
| Established Date: | 2001 |
| Unit Pref: | Metric |
| Area Total Km2: | 27.16 |
| Population Total: | 249100 |
| Population Density Km2: | auto |
| Population As Of: | 2022 |
| Population Blank1 Title: | Rank |
| Population Blank1: | 26th[2] |
| Population Blank2 Title: | Religions |
| Timezone: | Bangladesh Time |
| Utc Offset: | +6 |
| Postal Code Type: | Postal code |
| Blank Name: | National Dialing Code |
| Blank Info: | +880 |
| Blank1 Name: | Local Dialing Code |
Kaliakair (bn|কালিয়াকৈর) is a city in central Bangladesh, located in Gazipur District in the division of Dhaka. It is the administrative and urban centre of Kaliakair Upazila. About 213,061 people live here which makes this city the 26th largest city in Bangladesh.
There is a popular belief that there was a big snake named Kalla Nag in a pond which is called pukur or pukair in Bengali. In course of time the name Kalla had changed as Kalia and Pukair had changed to Kair due to phonetic transformation. Thus the name Kaliakair was founded.
Kaliakair city is located at 24.2011°N 90.4843°W in the Gazipur District of central region of Bangladesh.
According to the 2022 Bangladesh census, Kaliakair city had a population of 249,100 and a literacy rate of 85.50%.[3]
According to the 2011 Bangladesh census, Kaliakair city had 42,093 households and a population of 157,162. 24,699 (15.72%) were under 10 years of age. Kaliakair had a literacy rate (age 7 and over) of 68.95%, compared to the national average of 51.8%, and a sex ratio of 882 females per 1000 males. The ethnic population was 779 (0.50%).[4]
Kaliakair city is governed by a Paurashava named Kaliakair municipality which consists of 9 wards and 18 mahallas, which occupies an area of 24.66 km2. Besides, there are 3 adjoining 3 other mauzas as the other urban areas which all together constitutes a total area of 27.16 km2.[4]