The estimated cost of construction for any of our plans is between $45,000 to $90,000. This is for the complete construction of the 2 bedrooms though the 5-bedroom, 4 bath home. Due to the underground living, the average temperature is only 52 degrees, so heat is all you’ll need. Plumbing is so simple you can let your children install them for their contribution to your new home. With underground construction the entire ground above the home is space to breathe and enjoy. Each home comes with an 8 ft. brick fence wall for privacy and decor. The home can also include an underground back yard for in climate weather above or year-round planting of vegetables and fruit, no matter what the weather is like outside, you’ll have the complete comfort and security of an entire home and yard, underground. Average cost for construction of this 2-bedroom 1 bath underground home ranges between $36k and $45K yet appraise for $115k to $135k upon completion. Giving you immediate equity for growth.