Buyer Beware When Determining House Values: In Other Words, Don’t Believe Everything You Read

Here are some quotes from a post in a recent John Burns Consulting newsletter. They provide some food for thought when deciding if housing prices are going up, down, or sideways:
When forced to answer the question, we [John Burns Consulting] say that most home prices are reverting to 2003 prices - some areas have overcorrected and some have not fully corrected. While that covers our butt nationally, we know the truth is much different depending on what submarket or pool of homes you are talking about.
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If you read the newspapers, you would think prices are appreciating, whether it is the Case Shiller price index or median resale prices - the two price measures that used to be the most reliable measures…
According to CS, prices are up 6% in LA (includes Orange Co.) and 11% in San Diego since March of 2009. According to the median price, prices are up 12% in LA, 17% in Orange County, 12% in Riverside and 18% in San Diego since April of 2009. Neither is correct if you are talking about most homes in those markets.
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According to a [Realtor Survey of Existing Home Prices] survey, prices only recently started appreciating in Orange County, and they are still trending down very slightly in the rest of Southern California.
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To understand home prices (and all else housing-related for that matter), you need to look at everything. If you are making a decision based on headline data or a regression to the mean, you are taking a lot of risk.
Click on the link to see the rest of this John Burns Consulting newsletter.