Josiah Russell calculates that all of Syria had about 2.3 million people at the time of the crusades, with perhaps eleven thousand villages; most of these, of course, were outside of crusader rule even at the greatest extent of all four crusader states.
约西亚·罗素（Josiah Russell）推算，在十字军时期，整个叙利亚有230万人口，可能有1,1000个村子；当然其中的大部分，即使是在所有十字军四国的全盛时期，也处于十字军的统治之外。