“According to an analysis by this newspaper of home values by ZIP code, with higher priced homes, such as the core of Silicon Valley and parts of San Francisco, have recovered much of the home equity lost in the crash. The data is for all types of homes: single-family, condos and townhouses. But neighborhoods with low-cost homes, especially those in parts of Alameda and Contra Costa counties, are still far below peak values, hurt by the waves of foreclosures that struck those areas.”
The full article with map is here: https://www.mercurynews.com/business/ci_20402461/bay-area-sees-patchwork-recovery-from-housing-crash