Measured Surveys versus Mortgage Valuations: What Buyers Should Know
Why a lender valuation is not a building survey, when measured surveys matter for extensions, and how to instruct the right professional.
Published: 18 Apr 2026 · Updated: 18 Apr 2026 · 8 min read
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Different jobs
A mortgage valuation supports lending security. A building survey supports your understanding of condition. A measured survey supports design accuracy.
Buyer mistake to avoid
Assuming the lender’s report answered structural questions you never asked.
Related
See mortgage valuation vs survey.
What to check next
Use [Property Passport UK](/search) to open the property by address or postcode, then review official context alongside anything you save as Documents for your own workflow.
How Property Passport UK helps
Property Passport UK brings address-level context together in one place so you can prepare questions for your conveyancer and surveyor without treating a portal listing as proof. It does not replace HM Land Registry title, searches, or professional advice.
Disclaimer: General information only, not legal advice, not a survey, and not a substitute for regulated conveyancing or valuation.
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