Surveillance video captured the crash on Thanksgiving night.
The 90-year-old had to be extricated from the vehicle and hospitalized.
VIDEO: Shocking video shows 90-year-old man speeding, crashing into CA coffee shop on Thanksgiving
Video shows 90-year-old driver slam into CA coffee shop
Police say he died on Sunday.
The Los Gatos Coffee Roasting Company was closed at the time, so no one else was hurt.
The store was extensively damaged but has since partially reopened.
The cause of the crash is still under investigation, although police suspect alcohol may have been a factor.