How long do inflatable paddle boards last? The longevity of an inflatable SUP board depends on a few different factors. If an inflatable SUP board is of good quality and maintained properly, it will easily last 3-5 years if used frequently. If you only use it once or twice a http://stand-up-paddle-boarding24835.bleepblogs.com/15318324/how-long-do-inflatable-paddleboards-last