This ZIP code, in Baltimore City and Baltimore County, is home to Linover and Herring Run parks. There are 89 positive coronavirus cases; the concentration of cases per 1,000 people is 1.726.

The State of Maryland is now reporting COVID-19 cases by ZIP code. Health officials say they want to be transparent, but that the map could also be misleading.

Though the 21215 ZIP code has the state’s highest number of coronavirus cases, the rate of infection there, about 2.3 cases per 1,000 residents, is lower than in other postal codes.

LARGO, Md. — WUSA9's website tracking data shows huge numbers of people are spending time looking at Maryland ZIP code maps to find out how many COVID-19 cases are in their areas.

The 21215 zip code in northwest Baltimore City has been the most affected zip in the state according to newly released data. The state is now breaking down cases not just by county but by zip code.

Baltimore is a complicated city, full of black and white residents and rich and poor households, but this week’s unrest in the city has had a disproportionate impact on the city’s poorest and ...