 Jaba's population grew to 2,100 in the 1945 statistics; 2,090 Muslim and 10 Christians.The total area of the village was 24,620 dunams, of which 96.1% was Arab-owned, the remainder being public property.Of the village's lands, 2,671 dunams were used for plantations and irrigable land, 11,054 dunams for cereals, while 42 dunams were built-up (urban) areas.