How can we help you? How much weight can a stair lift hold? 0 out of 2 found this helpful We have a variety of stair lifts available that can support weights up to 600 lbs. Was this helpful? Yes (0) No (1) Category: General Related Questions How do I choose the right stair lift? Are stair lifts safe? What are the safety features on a stair lift? How do I move forward with my stair lift inquiry?