The data doesn't agree with you.
http://www.tradingeconomics.com/united-states/consumer-price...
(make sure to click for the 5 year chart to see how little prices have changed)
If you are basing your info off of living in Silicon Valley, Silicon Valley isn't reality.
http://www.economist.com/blogs/graphicdetail/2016/08/daily-c...
Silicon Valley prices are inflated because of artificial supply constraints. When housing is so expensive that unskilled labor can't even afford to live 90 minutes from the city, wages will rise until they can move a reasonable distance from the city and thus prices will rise to accommodate the wage increase.