Divorce sucks…for most, but it happens and you have to deal with it. Most of the time the biggest shared asset is the marital home. If one stays and the other leaves at some point the one staying will most likely need to buyout the vacating spouse. But you have a low rate, why would you have to refinance? Well here are some: You want to take the departing spouse off of the mortgage. You may need take money from the equity to buy out the other The departing spouse may need to come off the mortgag