https://www.forbes.com/sites/ellensheng/2017/03/02/seattle-real-estate-sees-surge-in-chinese-interest-after-vancouver-enacts-15-tax/#642131e965e1 https://seattle.curbed.com/2017/3/14/14928252/vancouver-foreign-buyers-seattle-real-estate https://www.wsj.com/articles/for-chinese-home-buyers-seattle-is-the-new-vancouver-1486500393 https://www.bloomberg.com/news/articles/2016-12-04/vancouver-housing-tax-pushes-chinese-to-1-million-seattle-homes http://www.seattletimes.com/business/real-estate/vancouver-bc-home-sales-fall-39-as-new-rules-chill-market/ http://www.mansionglobal.com/articles/53402-for-chinese-home-buyers-seattle-is-the-new-vancouver It's all pretty stupid because it's all pretty Chinese. As they push out the Chinese, the Chinese money goes elsewhere. To actually answer your question, Vancouver is particularly insane but the whole market is saturated with money from people who don't live there. As soon as that money dries up or gets pushed away, things change.