The process of custom home building can take a significant amount of time in the sense that there are elements of creating a home that you have to get the right materials for. The custom home builders that you contract with might need some time to track down all of those materials for you, and it may be necessary to put some significant legwork into doing so.
Getting a home built completely out of nothing is a process that will take a significant amount of time, and the customized elements of your home could make it even more of a challenge than an existing property. You should expect to have some delays when it comes to getting the exact home that you desire.
On top of all of that, you will need to deal with the permits and other regulatory hurdles that might stand in your way as well.
Consider all of this as you look to build the kind of customized property that can stand the test of time and provide you with the kind of standing structure that you require to house yourself and your family. Sometimes, the best things in life are those that you have to wait around for.