There are many positives to building your own home. For most people, buying or building a home will be the biggest decision they ever make and probably one of the most important. You want to be sure that the money you are spending on home is a good investment and is something that fits your needs.
There are many factors that go into building and buying your home, property taxes, location, price, HOA fees, market trends, etc. When building a house, rather than buying most of these can be by what you prefer. That is one main advantage to building versus buying; customization. When you are building your own home you have the ability to design the house for your specific needs. Want a three-car garage? Want a master bed that has a large on suite? All these different features can be customizable when building your own home.
Also, there could be many benefits to the environment by building your own home. Now a days there are many options that you can choose to are not only good for the environment but will help your pocket book out in the long run by working more efficient. For example, green appliances, more efficient toilets, and electrical fixtures to start. As well, when building a home rather than buying you can make sure that everything the house is made of is up to code and ok for your health. For example, no asbestos, lead paint, mold, etc.
Overall, there are many pros to building your own home versus buying. You can always make sure you talk to your contractor up front as well about any cost savings you can get along the way.