Fallujah is a city in Al Anbar Governorate, Iraq. Situated on the Euphrates River, it is located roughly 69 kilometres to the west of the capital cit…Fallujah is a city in Al Anbar Governorate, Iraq. Situated on the Euphrates River, it is located roughly 69 kilometres to the west of the capital city of Baghdad. In 1947, Fallujah was a small town with a relatively small population but had grown to a population of about 250,900 people by 2018. Within Iraq, it is known as the "city of mosques" due to the 200+ mosques that can be found throughout the city as well as in the surrounding villages.