Schools
Perry Hall Among 4 Schools In County With COVID-19 Outbreaks
Four schools in Baltimore County have COVID-19 outbreaks, including one in Perry Hall, according to the Maryland Department of Health.

PERRY HALL, MD — A school in Perry Hall has an outbreak of COVID-19, according to the Maryland Department of Health. Ten cases of the virus were detected at Perry Hall High School, the health department reported April 20.
Every Wednesday, the state health department releases a list of K-12 schools with outbreaks of COVID-19. The data does not include child care facilities or higher education institutions.
Perry Hall High School had 10 cases as of last Wednesday’s report as well.
Find out what's happening in Perry Hallfor free with the latest updates from Patch.
To be reported in the list, a school must have a classroom/cohort outbreak or a school-wide outbreak, according to the Maryland Department of Health.
A classroom/cohort outbreak is defined as at least three confirmed cases of COVID-19 within 14 days that are epidemiologically linked, and are not household contacts.
Find out what's happening in Perry Hallfor free with the latest updates from Patch.
A schoolwide outbreak is defined as at least five classrooms or cohorts with cases from separate households in 14 days; or 5 percent of unrelated students, teachers or staff (at least 10 who are unrelated) having tested positive for COVID-19 within a two-week period.
These schools in Baltimore County have outbreaks as of April 20, according to the Maryland Department of Health:
- Perry Hall High School — 10
- Garrison Forest School — 7
- Immaculate Conception School — 7
- Park School of Baltimore — 4
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