Chalous is one of the Mazandaran cities; its height is 20 m and 200 km far away from north of Tehran (passes Karaj town), 80 km from east of Ramsar and 120 km from west of Babolsar. Chalous has gorgeous mountainous roads with deep valleys, artificial lake and Alamkouh trekking facilities. Near Caspian coast, the land with wooden houses, barns, green or golden farms, cows or horses coveys and align of trees are seen. This region is located on west part of Mazandaran. This city from east is neighbor with Noshahr, which is well known for trading with Caspian Sea adjacent countries. From north it joins to the biggest and the most beautiful lake of the world, Caspian Sea, and from south joins to Alborz Mountains where Kandovan maeander road crosses and it has clean climate without any pollution in comparison with other cities. There is a place in this city named Namak Abroud that attracts tourists and has modern constructions; it is located at 12 km of west of Chalous which is limited from north by Caspian Sea, from south by Madvin mountain, from east and west by agricultural lands and it is about 650 hectares.
Chalous is one of the old cities in Mazandaran, which is located in middle plain of Caspian Sea coasts. This city was named Salous or Shalous in the past and there are two small cities named Kabireh and Kocheh near it. Some of geographers believe Chalous is one of Tabarestan villages. Mohammad-ebn-Evis, one of emirs of Arabs, was Chalous governor. Chalous city was destroyed in Emir Teimour period and so remained as a small village for centuries. Now it's a beautiful city with great tourist facilities.