NHS data shows 199,757 people in the area had received both jabs by July 11 – 74% of over 16s.
Of those to have received both jabs, 194,632 were over the age of 25 – 79% of the age group – and 5,125 people aged between 16 and 25 have also received both doses.
The figures also show 243,725 people in Northumberland have received at least one dose of a vaccine – 90% of over 16s.
The NHS vaccine data also reveals an area by area variation in coverage for people who are fully vaccinated across the area.
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The areas with the highest coverage are Longhorsley, Hepscott and Capheaton, with 86.5% of people aged 16 and over fully vaccinated.
Next comes Amble, Shilbottle and Swarland on 85.6% and Rothbury and Longframlington with 83.5%.
The areas with the lowest coverage are Ashington Hirst (60.4%), Seaton Delaval and Seghill (62.8%), Blyth Cowpen (63.8%).
In England, 29.1 million people had received a second dose of the jab by July 11 – 64% of over 16s.
In total, 38.3 million people had received at least one dose of a vaccine by the same date, covering 84% of over 16s.
Some staff at care homes in the area have still not been fully vaccinated.
The figures show 2,862 out of 3,297 eligible staff had received two doses of a vaccine by July 11 – meaning 14% have not.
The Government plans to make the jab mandatory for care home staff.