Latest data from Public Health England reveals there were 1,239 positive cases around the county in the week to November 17.
The infection rate is 382.6 per 100,000.
Case numbers have generally been falling since mid-October.
Here are the 13 areas with the highest rates.
1. Cramlington North
There were 35 positive cases in Cramlington North where the rate is 716.5.
2. Bedlington East
There were 32 positive cases in Bedlington East where the rate is 682.3.
There were 62 positive cases in Alnwick ward where the rate is 625.8.
Photo: Ian Smith
4. Morpeth Kirkhill
There were 32 positive cases in Morpeth Kirkhill where the rate is 608.7.