california, san jose. median home price there, $545,000. why so expensive? >> silicon valley. have you noticed the tech boom lately? the most expensive housing market in the united states is honolulu the median home price is $579,300. the weather is great, setting is beautiful, but land is scarce, a lot of it set aside for preservation, military use or agriculture and all the materials needed to build a home have to be shipped in. you can read more about these markets online at cnnmoney.com. >> where are the most affordable homes? coldwell banker released its list of the cheapest places to live, niagara falls, new york, $60,000, riverdale, georgia, $61,000. coolidge, arizona, $69,000, so if you're looking for some affordable places and can you get a job in those places -- >> and then you go to niagara falls whenever you want. >> the housing prices are low, is because there isn't a lot of job opportunities. >> the correlation is always exactly that. if there's no work there, people are not flocking there. >> 28 million people say they feel like they can't leave their jobs. so the mobility is gone. there's a really wide disparity between a place like anaheim and niagara falls. >> i