I don’t believe that there is any one cause, except buyers that are willing to pay. It’s not like this in the entire state of California. There are still pockets where you can get the same kind of deal. Here’s one example, KB homes Saratoga at Victorville:
Not quite 4,000 sq ft, but 3,683 sq ft for $366,490 is under $100/sq ft. So it can’t be all about construction costs.
There are just a lot of people in certain areas that are willing to fork out the dough. You can’t blame the builders for obliging them. It’s the buyers that should be blamed, not sellers.