"In 2019/20 (the last year before emergency Covid funding), local authorities in England received 22% of their funding from government grants, 52% from council tax, and 27% from retained business rates." - https://www.instituteforgovernment.org.uk/explainer/local-go...

(I can't accept retained business rates being part of central government funding, but you may see it differently).

It really isn’t, unless you include the pass through funding for education