Do you want to make you future house?. do you want to make it by yourself. Of course you can’t , you really needs a designer and a lot of workers to do that. But if you want to design it, you can do it by your self. You can also design your house in 3d.
You can create it with your computer. With an appropriate software, nothing is impossible. You do not have to create a coplex 3d house. just make the simple one for beginners. There are many 3d open source software programs you can use to design and build your own 3d house. you also can have it free but some other software have to be bought. Architecture 3d 1.5 is a good choice. If you have money to buy, you can have Home Plan Pro and FloorPlan 3D.
It will help you draw the design of the house. how to use it?. You can surf the tutorial on the internet. Another software that you can use is Sweet Home 3D. It is a house and interior design software. It can help you place your walls, doors, furniture, and alliance in a minutes. You can build your own 3D house model with this. You can create walls, give it textures, and hand painting it, and many more. It offers a lot of powerful tools to be used. The tools are for texturing, animating, scripting and morphing. Those all can be a choices you can pick in order to build your own 3D house.
If you wanna get the sample of simple house model instead of making it. You can look at google ware house models, there are tons of houses, and buildings. You can also edit them in your favorite 3d modeler. But, you have to export the type first. You can have it for free there.