Property research desk

Market notes, data checks & field commentary

Some notes on housing-market research, methodology updates, and source notes, built to show how the signals are interpreted and where the numbers come from. Best case, you find it interesting, worst, you killed some time whilst the kettle boils.

Source

September 1, 2025

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Source: House Price Index - HPI

House Price Index (HPI) data is provided by gov.uk as a single file, not small but not large by any means. The data is available monthly and dates back to 1968.

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Source

September 1, 2025

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Source: Outer Prime London - The Best of Both Worlds

The source postcodes I am using for Outer Prime London. There is debate on these, but they are generally accepted as being correct amongst most.

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Source

August 31, 2025

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Source: Mortgage Approvals

Mortgage Approval data used on this site is provided by the Bank of England. It is not available in a single source and has to be built from codes.

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Source

August 30, 2025

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Source: EPC Reports

EPC reports contain a wealth of useful data that can be utilised in conjunction with Land Registry sales or as a standalone dataset. It's big, though! But, it provides additional detail the Land Registry does not.

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Why Old Land Registry Records Still Show Counties That No Longer Exist

General

August 26, 2025

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Why Old Land Registry Records Still Show Counties That No Longer Exist

Discover why Land Registry property records list counties like Avon or Humberside, even though they vanished decades ago. Learn how historical sales preserve old boundaries while new ones reflect today’s map.

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Which AI Assistant Should You Use? ChatGPT, Perplexity, CoPilot, Grok & Gemini Compared

Guides

August 25, 2025

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Which AI Assistant Should You Use? ChatGPT, Perplexity, CoPilot, Grok & Gemini Compared

Not all “AI bots” are the same. We compare ChatGPT, Perplexity, CoPilot, Grok, and Gemini to show which is best for everyday tasks like finding info, clarifying questions, or locating reliable sources online.

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Market notes, data checks & field commentary

Source: House Price Index - HPI

Source: Outer Prime London - The Best of Both Worlds

Source: Mortgage Approvals

Source: EPC Reports

Why Old Land Registry Records Still Show Counties That No Longer Exist

Which AI Assistant Should You Use? ChatGPT, Perplexity, CoPilot, Grok & Gemini Compared

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