--- title: "Newcastle Building Society vs Principality Building Society: Which is searched more in the United Kingdom?" description: "Is Newcastle Building Society or Principality Building Society more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Building societies set in the United Kingdom. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/uk/compare/newcastle-building-society-vs-principality-building-society" publisher: "Brandwave" --- # Newcastle Building Society vs Principality Building Society: Which is searched more in the United Kingdom? Is Newcastle Building Society or Principality Building Society more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Building societies set in the United Kingdom. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: Newcastle Building Society and Principality Building Society - **Competitive set**: Building societies - **Market**: United Kingdom - **Month measured**: Sep 2026 - **Newcastle Building Society Share of Search**: 2.2% - **Principality Building Society Share of Search**: 2.2% ## Is Newcastle Building Society or Principality Building Society more popular in search? - In September 2026, Newcastle Building Society and Principality Building Society were level in searches among building societies in the United Kingdom, with an estimated 27.1K branded searches each, at 2.2% of the total each. - Newcastle Building Society was ahead of Principality Building Society in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Newcastle Building Society’s share of searches among building societies in the United Kingdom moved from 2.6% to 2.2%, and its estimated monthly branded searches moved from 33.1K to 27.1K. - Across the 12 months ending September 2026, Principality Building Society’s share of searches among building societies in the United Kingdom moved from 3.1% to 2.2%, and its estimated monthly branded searches moved from 40.5K to 27.1K. ## Top building societies in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, neither Newcastle Building Society nor Principality Building Society showed up in any of the five answers. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Nationwide | 1st | 2 of 3 | 2 of 2 | 4 of 5 | | Coventry Building Society | 2nd | 2 of 3 | 2 of 2 | 4 of 5 | | Yorkshire Building Society | 3rd | 1 of 3 | 2 of 2 | 3 of 5 | | Skipton Building Society | 3rd | 1 of 3 | 1 of 2 | 2 of 5 | | Leeds Building Society | 5th | 2 of 3 | 0 of 2 | 2 of 5 | | West Brom Building Society | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Newcastle Building Society | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Principality Building Society | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Nottingham Building Society | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about building societies - Asked ChatGPT "What's the best building society in the UK?": 1. Nationwide, 2. Skipton Building Society, 3. Coventry Building Society, 4. Leeds Building Society - Asked ChatGPT "Which UK building society has the best savings rates?": 1. Leeds Building Society - Asked ChatGPT "Which building society is best for a first-time buyer mortgage?": 1. Nationwide, 2. Coventry Building Society, 3. Yorkshire Building Society - Searched Google, AI Overview "building society": 1. Nationwide, 2. Yorkshire Building Society, 3. Coventry Building Society - Searched Google, AI Overview "best building society": 1. Nationwide, 2. Skipton Building Society, 3. Yorkshire Building Society, 4. Coventry Building Society Not named in any answer: West Brom Building Society, Newcastle Building Society, Principality Building Society and Nottingham Building Society. Brands are listed in the order each answer named them. The answers were collected in United Kingdom on October 26, 2026. ## How did search popularity change for United Kingdom building societies in September 2026? - 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. - Estimated monthly branded searches for Principality Building Society in the United Kingdom fell 33.1% over 12 measured months, from 40.5K to 27.1K in September 2026. - 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. ## Month by month | Month | Newcastle Building Society estimated searches | Newcastle Building Society Share of Search | Newcastle Building Society rank | Principality Building Society estimated searches | Principality Building Society Share of Search | Principality Building Society rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 33.1K | 2.6% | 7 | 40.5K | 3.1% | 6 | | Nov 2025 | 27.1K | 2.2% | 8 | 40.5K | 3.3% | 6 | | Dec 2025 | 27.1K | 2.1% | 7 | 33.1K | 2.6% | 6 | | Jan 2026 | 33.1K | 2.2% | 7 | 49.5K | 3.3% | 6 | | Feb 2026 | 22.2K | 1.8% | 8 | 40.5K | 3.2% | 6 | | Mar 2026 | 33.1K | 2.3% | 7 | 40.5K | 2.8% | 6 | | Apr 2026 | 40.5K | 2.2% | 6 | 40.5K | 2.2% | 7 | | May 2026 | 27.1K | 1.6% | 8 | 33.1K | 1.9% | 6 | | Jun 2026 | 27.1K | 2.3% | 7 | 27.1K | 2.3% | 8 | | Jul 2026 | 22.2K | 1.9% | 8 | 27.1K | 2.3% | 7 | | Aug 2026 | 27.1K | 2.2% | 6 | 27.1K | 2.2% | 7 | | Sep 2026 | 27.1K | 2.2% | 7 | 27.1K | 2.2% | 8 | ## How each brand is measured Brandwave collects information about searches that people make online using Newcastle Building Society’s and Principality 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. - **Newcastle Building Society**: Measured on the search term “newcastle building society”. - **Principality Building Society**: Measured on the search term “principality building society”. - [Newcastle Building Society profile](/demand/uk/brands/newcastle-building-society) - [Principality Building Society profile](/demand/uk/brands/principality-building-society) - [All building societies in the United Kingdom](/demand/uk/categories/uk-building-societies): The set both shares are measured inside, 9 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Newcastle Building Society or Principality Building Society more popular in search? In September 2026, Newcastle Building Society and Principality Building Society were level in searches among building societies in the United Kingdom, with an estimated 27.1K branded searches each, at 2.2% of the total each. ## Cite this page Brandwave. "Newcastle Building Society vs Principality Building Society: Which is searched more in the United Kingdom?". https://gobrandwave.com/demand/uk/compare/newcastle-building-society-vs-principality-building-society This page is also available as HTML at https://gobrandwave.com/demand/uk/compare/newcastle-building-society-vs-principality-building-society. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.