Community Interest

St. Charles County COVID Update August 24

As of 8:45 a.m. August 24, 2020, St. Charles County, Missouri reported 5,178 cumulative positive cases of COVID-19. That's up 738 from the 4,440 cases reported as of August 13, the last data we published.

The number of negative test results is 76,837, up from 69,388 on August 13 (a difference of 7,451).

There has been 1 new COVID-19 related death in the county since August 13, bringing the total to 105. (A female in her 80s.)

The number of persons released from quarantine increased to 6,376 up from 5,392 on August 13 (a difference of 984.)

Those currently in quarantine is 1,163, down from 1,182 reported on August 13 (a difference of -19).

The % change in positive cases over the last 14 days is -3%.

The age group with the highest % of total cases remains the 20-29 age group.

Cases by local zip codes: 63385 Wentzville – 587, up from 491 reported on August 13; 63348 Foristell – 54, up from 48; 63341 Defiance – 33, up from 28; 63332 Augusta – 11, up from 4.


On August 20, 2020, St. Charles County added a new dashboard at that provides COVID-19 information at a community and public school district level. This dashboard (found below the existing dashboard) allows users to view the latest 7-day Positive Test Rate, the prevalence of cases, cases by age categories and more. Data is updated each weekday morning.

For more information, visit the COVID-19 reporting dashboard on the County's website: