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.
1. Leyland South West
Leyland South West recorded 21 new positive cases of Covid-19 in the last seven days up 233.3%, with the current rolling rate standing at 469.6 per 100,000 people.
2.
Haslam Park - Preston
Haslam Park recorded 30 new positive cases of Covid-19 in the last seven days, up 7.1%, with the current rolling rate standing at 454.6 per 100,000 people.
3. Walton-le-Dale
Walton-le-Dale recorded 31 new positive cases of Covid-19 in the last seven days, up 10.7%, with the current rolling rate standing at 428.4 per 100,000 people.
4. Bamber Bridge East
Bamber Bridge East recorded 33 new positive cases of Covid-19 in the last seven days, up 22.2%, with the current rolling rate standing at 484.4 per 100,000 people.