LA County elementary schools can reopen as COVID-19 cases drop Los Angeles elementary schools set to reopen as COVID-19 cases drop Replay Video UP NEXT Los Angeles County elementary schools will be allowed to reopen for in-person learning after hitting an expected COVID-19 milestone Tuesday. "The state permits elementary schools to reopen as soon as we reach an adjusted case rate of 25 per 100,000," the LA County Department of Public Health said in a statement Monday. "We are informing Los Angeles County schools tonight via an emailed letter that we expect to announce we have reached this threshold effective Tuesday, February 16."