Brandwave

Building societies in the United Kingdom:Which are most popular?

In September 2026, Nationwide was the most searched building society brand in the United Kingdom, accounting for 37% of all searches among the nine brands we track. When we checked with ChatGPT and Google AI Overviews, Nationwide and Coventry Building Society were mentioned most often, in four of the five answers. Nationwide was recommended most often, coming first in all four responses that gave a list.

Search and AI answers in September 2026
  1. NationwideShare of searches 37%Mentioned in 4 of 5 AI answersPlace in AI recommendations 1st
  2. Coventry Building SocietyShare of searches 20.2%Mentioned in 4 of 5 AI answersPlace in AI recommendations 2nd
  3. Yorkshire Building SocietyShare of searches 13.6%Mentioned in 3 of 5 AI answersPlace in AI recommendations 3rd
  4. Skipton Building SocietyShare of searches 11.1%Mentioned in 2 of 5 AI answersPlace in AI recommendations 3rd
  5. Leeds Building SocietyShare of searches 9%Mentioned in 2 of 5 AI answersPlace in AI recommendations 5th

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Top building societies in ChatGPT and Google AI Overviews

In Brandwave's three ChatGPT questions and two Google AI Overviews, Nationwide and Coventry Building Society were mentioned most often, in four of the five answers. Nationwide was recommended most often, coming first in all four answers that gave a list. Coventry Building Society was second, and Yorkshire Building Society and Skipton Building Society tied for third. West Brom Building Society, which ranked sixth in searches, was not mentioned at all.

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

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5 answers

Brands are shown in the order each answer named them. The survey took place in United Kingdom on October 26, 2026.

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