Larbaâ Nath Irathen
| Larbaâ Nath Irathen | |
|---|---|
| Commune and town | |
| Coordinates: 36°38′12″N 4°12′24″E / 36.636614°N 4.206709°E | |
| Country | Algeria | 
| Province | Tizi Ouzou Province | 
| Population  (2002) | |
|  • Total | 29,773 | 
| Time zone | UTC+1 (CET) | 
Larbaâ Nath Irathen (Kabyle: Larebɛa n at Yiraten, or in Tifinagh, Arabic: الأربعاء ناث اراتين) is a town in Tizi Ouzou Province, in the central part of northern Algeria. It was formerly known as Fort National. The population in 2002 was 29,773, The area is renowned for its majestic scenery.