About Ouallam Department
Ouallam Department is a city located in Niger, in the Tillabéri Region region. According to the latest available data (2026), the population of Ouallam Department is approximately 327,224 residents, making it the #20 most populous city in Niger.
Globally, Ouallam Department ranks #5,640 among the world's most populated cities.
Ouallam Department City Statistics
| City | Ouallam Department |
| Country |  Niger |
| Population | 327,224 |
| Global Rank | #5,640 |
| Rank in Niger | #20 of 72 cities |
| City Category | city |
| Region | Tillabéri Region |
| Latitude | 14.3186 |
| Longitude | 2.0864 |
| Data Year | 2026 |
Where is Ouallam Department Located?
Ouallam Department is located in Niger, in the Tillabéri Region region, at coordinates 14.3186° latitude and 2.0864° longitude. Located near the equator, Ouallam Department experiences a tropical climate with warm temperatures throughout the year.
Nearby Cities
Other Cities in Niger
Largest Cities in Niger
| # | City | Population |
|---|---|---|
| 1 | Niamey | 1,496,260 |
| 2 | Madaoua Department | 545,538 |
| 3 | Guidan Roumdji Department | 523,717 |
| 4 | Kollo Department | 465,399 |
| 5 | Madarounfa Department | 448,863 |
Frequently Asked Questions
What is the population of Ouallam Department?
The population of Ouallam Department is approximately 327,224 residents according to the latest available data (2026).
Where is Ouallam Department located?
Ouallam Department is located in Niger at approximately 14.3186° latitude and 2.0864° longitude.
Is Ouallam Department one of the largest cities in Niger?
With a population of 327,224, Ouallam Department is one of the notable urban areas in Niger. It ranks #20 out of 72 cities in the country.
