To move his home would have cost $18,000 to $20,000, he said.
Their new house is in a neighborhood where most homes cost more than $1 million.
But so far, the most expensive homes have cost around $4 million, she said.
The homes will cost $275,000 to more than $400,000 for one to three bedrooms.
In Israel proper, a new home typically costs about $60,000.
One man we met said his family's "endless home", as they are known, had cost $30,000 to build.
At the high end, a home with a pool and tennis courts would cost $2 million, she said.
He claimed that residential homes cost about £170 a week per person.
The 13 couples there have homes costing $100,000 and up.
The homes, from 1,640 to 1,803 square feet, cost $125,000 to $181,000.