All the latest coronavirus cases in Blackburn - and the wards with the most new infections THE latest data has shown how many cases of coronavirus have been recorded in each East Lancashire borough. The table below shows the most recent data for the number of cases in each ward of Blackburn with Darwen in the seven days up to 12 December. It also shows the most recent seven-day rate of cases per 100,000 population to compare with the Blackburn with Darwen rate. The areas of Blackburn South East and Audley & Queen's Park recorded the highest number of new cases. The data for each ward shows that no ward has an infection rate of more than 500 per 100,000 people