Why ICF homes are a great option:
Energy Efficient - Due to the insulated walls, you can save on heating and cooling.
Safe - Durable against hurricanes, tornadoes, earthquakes and fires due to the concrete walls. Its like building a big safe house.
Design Options - You can finish out the home just like any other home by attaching sheetrock against the concrete walls. ICF blocks are also great for basements or safe rooms.
Noise Reduction - ICF homeowners have shared that their homes are very quiet, covering up outside noise.