(source)
Manchester and the London borough of Tower Hamlets have the highest proportion, with 27%. More than 20% of children also experienced severe poverty in Birmingham and Liverpool. There are a total of 1.6 million severely poor children in the UK. Severe poverty in the UK means an income less than half the average income (a relative measure therefore). More about poverty in the UK here.
More maps on child poverty are here. More maps on poverty in general are here. And more human rights maps are here
