Home sales declined 15 percent in November compared to the same month last year.
Housing prices in the Bay Area jumped 14.7 percent from 2017 and hit a new peak of $820,000 in March 2018.
Absentee buyers, most of them investors, bought 16 percent of all Bay Area homes sold in June.
A strong job market, optimism and a short supply of homes underlie a record stretch of high home prices in the Bay Area.
A short supply and healthy demand for Bay Area homes lifted the median sales price last month to a historic high of $700,000.
August Bay Area home sales dropped more than 10 percent from July, but were up nearly 5 percent from a year ago.
The Alameda County Board of Supervisors voted Friday to approve a $2.7 billion budget for the new fiscal year beginning July 1.
The average price of a home in the Bay Area is up again on a year over year basis.