Use as Many Recycled Materials as you Can
Finally, using recycled materials in your construction (to any extent you can) will greatly reduce the cost overall.These houses use: reclaimed wood, old grain silos, and pallets respectively.
Create a Green Roof
Adding a green roof can not only add charm to your new house, but can also greatly reduce cost.
Re-purpose Some Shipping Containers
Many ports have left over shipping containers clogging their docks. You can buy quite a few for pretty cheap, but the cost of insulating them and making them livable might significantly increase the cost of this option.
Use Straw Bale Construction
Similar to cob, but more appropriate to the south and dry climates, this material doesn’t withstand moistrue quite as well.
Cob is a bit tricky to work with, but is inexpensive and can save a lot of money in the long run. The material is similar to adobe and keeps houses warm in the winter and cool in the summer. It has the extra benefit of being surprisingly porous and thus can withstand wet climates.