This is how many people have been vaccinated in Watford and Three Rivers. Credit: PA Around a fifth of Watford's residents have been given at least one dose of the coronavirus vaccine, according to NHS data. Figures published by NHS England show 21,953 people living in the town had at least one of their two jabs by February 21. This includes more than 8,000 residents aged over 70. The data also shows a further 26,500 residents across Three Rivers have had the first jab, which is just higher than a quarter of the district's population, while data suggests around a third of Bushey's population have received at least one jab.