Editor's note: This post will be updated regularly with the latest data from Harris County Public Health and Montgomery County Public Health District.

As of June 28, confirmed cases of COVID-19 have more than doubled since June 1 with 242 confirmed cases in greater Tomball and Magnolia area ZIP codes on June 1 and 486 confirmed cases on June 28, according to data from Harris County Public Health and Montgomery County Public Health District. All ZIP codes saw an increase in the number of cases since June 22, according to information from the health departments. However, 56.38% of confirmed COVID-19 cases in the Tomball and Magnolia area are marked as recoveries as of June 28.

In total, there are 209 active cases—up 39 cases since June 22—274 recoveries and three deaths—a number which has increased by one since June 1, according to data from the counties.

Find comprehensive data for Harris County and Montgomery County by visiting the health department's websites.


Tomball ZIP code 77375 has the greatest number of confirmed cases as of June 28 but is also the most populous ZIP code in the Tomball and Magnolia area. Magnolia ZIP code 77354 saw the greatest increase in the number of confirmed cases from June 22-28, rising 71.15% from 52 cases to 89 cases during that time, according to data from the MCPHD.