West opened the four-day competition in South Yorkshire by taking third place in the boys’ B one-metre event.
He then produced a dominant display to win gold in the platform competition, finishing 27 points ahead of his nearest rivals.
The Plymouth youngster then finished the championship by narrowly winning the three-metre event on Sunday afternoon ahead of Albatross Diving’s Finlay Cook.
Afterwards he said: “It feels amazing to get gold, especially after the one yesterday.
“I want to thank my coach for putting me through all the hard work and family for cheering me on.”
After his dominant display in the platform event on Saturday, West said: “It feels amazing to get gold, I don’t really know how to describe it. It’s just that realisation that all the hard work you’ve done in training has paid off.
“I’ve been practising my whole list. That final dive is my favourite – I really enjoy dives with a twist.”
There were also medals at the championships for fellow Plymouth divers Joshua Hughes, Thomas Davis and Maria Marasescu.
Hughes won silver in the boys’ B one-metre event, with Davis taking bronze in the boys’ B three-metre competition.
Thomas also came seventh in the one-metre event and eighth in the platform. Hughes came eighth in the platform and ninth in the three-metre.
In the same age category, Joshua Gibbs came seventh in the platform and 14th in the one-metre.
Marasescu’s medal came on the final day when she took third in the girls’ B platform final. She had also came 11th in the one-metre event and 13th in the three-metre.
In the same age category, Frances Burdett came ninth in both the platform and three-metre competitions, Evie McCabe came 10th in the one-metre, 15th in the platform and 22nd in the three-metre, while Abby Fishleigh was 21st in the one-metre.
In the girls’ A events, Aimee Fishleigh came fifth in the three-metre and eighth in the one-metre, while Alice Burdett was seventh in the three-metre and 14th in the one metre. The Plymouth pair also came sixth in the A/B three-metre synchro competition, with Abby Fishleigh and Evie McCabe ninth.
In the boys’ C events, Joshua Freeman came seventh in the one-metre, ninth in the three-metre and eighth in the platform, while Ben Bluett came 11th in the three-metre, 12th in the platform and 21st in the one-metre.
Millie Ayres came 21st, 26th and 34th in the girls’ C platform, three-metre and one-metre events.
In the boys’ A/B three-metre synchro, Sam Isaac and Joshua Hughes came fifth, while in the girls’ A/B three-metre synchro, Aimee Fishleigh and Alice Burdett came sixth and Abby Fishleigh and Evie McCabe came ninth.