Bay Area coronavirus cases –
373,773
total
San Francisco
San Mateo
Santa Clara
Alameda
Contra Costa
Marin
Solano
Napa
Sonoma
Cases per day
March 2020 – January 2021
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
Jan.
0
500
1000
1500
2000
Jesse Garnier
/SFBay
SOURCES: County health departments