Question: how much do cinder blocks weigh?
Answer: A cinder block weighs between 30 to 35 lbs. Cinder block is an archaic name for what is technically called CMU-concrete masonry unit. CMU comes in a variety of sizes and configurations and densIties. In the Us as a two cell 8″”x8x16″block should weigh about 30 to 35 lbs.