The number of Californians able to afford homes dropped 4 percentage points in September, to 25%, from the same period a year ago, according to the California Assn. of Realtors.
San Diego was the least affordable county in Southern California, with only 17% of residents able to afford homes. The High Desert region, at 57%, was the most affordable.
Orange County's affordability fell 6 percentage points, to 18%, from last year, and Los Angeles County's fell 6 percentage points, to 24%.
Affordability in Riverside and San Bernardino counties dropped 11 percentage points, to 35%. Ventura County saw a decline of 8 percentage points, to 22%.