One reason is that this site only seems to have listings for the "top companies." These companies are very hard to get a job and and tend to pay well, so the ho

One reason is that this site only seems to have listings for the "top companies." These companies are very hard to get a job and and tend to pay well, so the home listings are probably skewed to suit buyers that work at the elite companies and have more money to blow than a normal person. I bet that if and when this site begins targeting the other 99% of companies, the listings for those will trend lower to reflect the average salaries.