Brandwave

Nationwide vs Newcastle Building Society:Which is more popular?

In September 2026, Nationwide had more branded searches than Newcastle Building Society among building societies in the United Kingdom. Nationwide had about 450,000 branded searches, while Newcastle Building Society had 27,100. Nationwide made up 37% of all building society searches we track, and Newcastle Building Society accounted for 2.2%. When we asked ChatGPT and Google AI Overviews about building societies, Nationwide appeared in four of the five answers and Newcastle Building Society in none.

Among building societies in the United Kingdom in September 2026

Who do people search for more?

Nationwide, about 17 searches for every 1 for Newcastle Building Society

Nationwide 450K searchesNewcastle Building Society 27.1K searches

Who does AI mention more?

Nationwide, mentioned in 4 of 5 answers, Newcastle Building Society in 0

Nationwide in 4 of 5Newcastle Building Society in 0 of 5

Who does AI recommend more?

Nationwide, the only one of the two named

Nationwide first in 4Newcastle Building Society never named

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Top building societies in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Nationwide was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Newcastle Building Society did not appear in any of the five answers.

Mentioned by AI

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

See every answer about building societies

5 answers

Not named in any answer:

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

Is Nationwide or Newcastle Building Society more popular in search?

This chart shows how often people search Google for Nationwide and Newcastle Building Society by name. Each line represents a brand's share of searches for all nine building society brands we track, month by month, from searches in United Kingdom.

Nationwide and Newcastle Building Society among building societies in the United Kingdom, by month

Share of searches by month for Nationwide, Newcastle Building Society. The figures are in the table below the chart.

View monthly share of searches table
MonthNationwideCoventry Building SocietyYorkshire Building SocietySkipton Building SocietyLeeds Building SocietyWest Brom Building SocietyNewcastle Building SocietyPrincipality Building SocietyNottingham Building Society
Oct 202535%19.1%15.6%8.5%12.8%2.1%2.6%3.1%1.1%
Nov 202536.2%19.8%16.2%7.3%10.9%3.3%2.2%3.3%0.97%
Dec 202543.6%19.5%13.1%7.2%8.7%2.1%2.1%2.6%0.96%
Jan 202637%20.3%13.5%9.1%11.1%2.2%2.2%3.3%1.2%
Feb 202644.1%16.1%13.2%8.8%8.8%2.7%1.8%3.2%1.2%
Mar 202631.7%21.2%17.3%11.6%9.5%2.3%2.3%2.8%1.3%
Apr 202637%16.6%16.6%11.1%11.1%2.2%2.2%2.2%1%
May 202647.8%14.3%14.3%7.8%9.6%1.9%1.6%1.9%0.86%
Jun 202638.4%17.2%17.2%9.4%9.4%2.8%2.3%2.3%1%
Jul 202638.2%20.9%14%9.3%9.3%2.8%1.9%2.3%1.3%
Aug 202636.7%20%13.4%11%11%2.2%2.2%2.2%1.2%
Sep 202637%20.2%13.6%11.1%9%3.3%2.2%2.2%1.2%

How has the Nationwide and Newcastle Building Society comparison changed over the last 12 months?

3 findings

How did search popularity change for United Kingdom building societies in September 2026?

2 changes

  1. In September 2026, West Brom Building Society overtook Newcastle Building Society and Principality Building Society to rank 6th among building societies in the United Kingdom, with 3.3% of the searches.

  2. Estimated monthly branded searches for Newcastle Building Society in the United Kingdom fell 18.1% over 12 measured months, from 33.1K to 27.1K in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Nationwide’s and Newcastle Building Society’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Nationwide

1 branded search term

  • nationwide building society

Newcastle Building Society

1 branded search term

  • newcastle building society

How the Brand Demand Index is measured

Other head-to-heads among building societies

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