A laundry treatment apparatus generates water stream during pre-washing so that pre-washing and soaking of laundry is performed automatically by the water stream; and upon completing of pre-washing, main washing is performed using a washing machine. The laundry treatment apparatus includes: a cabinet; a sink bowl provided at a top of the cabinet, and having an accommodation space which accommodates laundry and wash water and has an open top; a faucet which is provided at the sink bowl and supplies the wash water to the accommodation space; a water stream generator which is provided on at least one side of the accommodation space in the sink bowl and generates water stream to the wash water accommodated in the accommodation space; and a drawer type washer which is provided below the sink bowl to move forward and rearward in the cabinet, and performs washing, rinsing, and spin-drying of the laundry.