According to the 1945 census, Yazur had a population of 4,030, mostly Muslim Arabs with a small Arab Christian community of 20 people. Agriculture constituted the backbone of the economy; in 1944, citrus was planted on 6,272 dunums and 1,441 dunums were allocated to cereals. Agriculture was both rainfed and irrigated; 1,689 dunums were irrigated or used for orchards. During World War II, the villagers also started raising Holstein cows, and by 1947 numerous artesian wells were being used for irrigation.