The latest data from Public Health England shows a breakdown of the number of new cases in each area of central Lancashire.
Chorley Town and South is the worst hit area, with the figure of positive cases doubling in the last two weeks.
The most recent data shows that Chorley Town and South recorded 48 positive cases.
Here are the 8 areas of Preston, Chorley and South Ribble with the highest number of Covid-19 cases in the last week.
5. Coppull
Coppull recorded 45 new positive cases of Covid-19 in the last seven days up 60.7%, with the current rolling rate standing at 537.6 per 100,000 people.
6. Chorley West
Chorley West recorded 47 new positive cases of Covid-19 in the last seven days up 14.6%, with the current rolling rate standing at 436.3 per 100,000 people.
7. Chorley Town and South
Chorley Town and South recorded 48 new positive cases of Covid-19 in the last seven days up 50%, with the current rolling rate standing at 487.5 per 100,000 people.
8. Chorley South West
Chorley South West recorded 51 new positive cases of Covid-19 in the last seven days up 6.2%, with the current rolling rate standing at 540.3 per 100,000 people.