Data from Public Health England shows there were 112 positive cases in Alnwick ward in the week to March 19 – the next highest was 60.
There were 2,549 positive cases across the county and the infection rate is 787.2.
Here are the 14 areas of Northumberland with the highest infection rates.

9. Corbridge
There were 46 positive cases in Corbridge ward where the rate is 1,056. Photo: Google

10. Amble West with Warkworth
There were 41 positive cases in Amble West with Warkworth where the rate is 1,016. Photo: Google

11. Ponteland West
There were 41 positive cases in Ponteland West where the rate is 1,015. Photo: Google

12. Choppington
There were 47 positive cases in Choppington ward where the rate is 1,014. Photo: Google