Land originally purchased by Joseph Sears has become one the smallest and most affluent suburbs in Chicago . George W. Maher a colleague to Frank Lloyd Wright designed many of its homes . Of the three new listings the property on Abbotsford is the most expensive at $ 1,350,000 . Inventory currently consists of 32 properties and the median price in town stands at $ 2,275,000 .
According to the above context, answer the following question.
What may be the reason the houses are so expensive ?


They are designed by a famoys architect .