Office vacancy in San Francisco has shot up to nearly 33 percent, a record, with the rate of empty offices in Silicon Valley 9 points behind.

The proportion of empty offices in San Francisco hit a “new all-time high” of 32.7 percent in the first quarter, up from 32.1 percent from late last year, the San Jose Mercury News reported, citing a report from Savills.

Silicon Valley’s office vacancy rate jumped to a “new historical high” of 23.1 percent during the same period, up from 22.7 percent.

The increased office vacancy rates in San Francisco and the South Bay follow an era of remote work and come amid a wobbly economy jolted by job cuts in the tech and biotech sectors.

Both regions face grim prospects for the rest of the year, according to Savills, a commercial real estate firm based in London.

“With economic un