ArcGIS Online for MarylandNotice: Starting October 10th, 2025 this dataset is deprecated and is no longer being updated. Please refer to the Open Data resource at https://data.maryland.gov/Health-and-Human-Services/COVID-Master-Tracker/37gh-4yqf for continued weekly updates. Summary The rate of confirmed COVID-19 cases among Marylanders per 100,000 people statewide. Description The MD COVID-19 cases per 100K population, statewide layer is the rate of confirmed daily COVID-19 cases among Marylanders per 100,000 people statewide. This rate is a 7-day average, calculated using the sum of the CasesByCounty layer and the 2019 estimated county populations (Maryland Department of Planning). COVID-19 is a disease caused by a respiratory virus first identified in Wuhan, Hubei Province, China in December 2019. COVID-19 is a new virus that hasn't caused illness in humans before. Worldwide, COVID-19 has resulted in thousands of infections, causing illness and in some cases death. Cases have spread to countries throughout the world, with more cases reported daily. The Maryland Department of Health reports daily on COVID-19 cases by county.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/05f47db60aa442488b0defc3421307f4_0engMaryland iMapPublicMDCOVID19 CasesPer100KpopulationStatewide [Maryland]Web servicesMarylandLast Modified: 2025-10-07