A brake device for a vehicle may include: a housing block; a plurality of buildup valve mounting parts formed in the housing block and disposed in a first row region; a plurality of reduce valve mounting parts formed in the housing block, and disposed in a second row region formed under the buildup valve mounting parts; a wheel cylinder port formed in the housing block, disposed above the buildup valve mounting parts, and connected to a wheel cylinder; a master cylinder port formed in the housing block, disposed above the buildup valve mounting parts, and connected to a master cylinder; a pump port formed in the housing block, and disposed under the buildup valve mounting parts; and one or more damper units formed in the housing block, and disposed among the buildup valve mounting parts, the wheel cylinder port and the master cylinder port.