Auction Property Survey Checklist (UK Guide)
- Dunham Hale Surveyors

- 3 days ago
- 3 min read
Updated: 1 day ago

Buying a property at auction can be a great opportunity, but it also comes with significant risk if you don’t carry out the right checks beforehand.
Unlike a traditional purchase, once the hammer falls: you are legally committed
There’s no time to renegotiate based on issues discovered later.
This guide provides a practical auction property survey checklist to help you make an informed decision before bidding.
Why a Survey Before Auction Is Critical
Auction properties are often:
– in poor condition
– unmortgageable
– affected by structural or legal issues
– have been vacant for months or even years
Many buyers rely only on the legal pack, but this does not assess the condition of the building.
A survey helps you understand:
– risks
– repair costs
– whether the property is worth bidding on
Auction Property Survey Checklist
Use this checklist before you attend an auction or place a bid.
1. Roof Condition
Check for:
– missing or slipped tiles
– sagging roof lines
– damaged chimneys
– signs of previous repairs
Roof repairs are one of the most expensive surprises.
2. Signs of Damp
Look for:
– staining on walls or ceilings
– peeling paint or plaster
– musty smells
– black mould
Damp issues can indicate deeper problems and costly repairs.
3. Structural Movement
Check:
– cracks around windows and doors
– uneven floors
– sloping walls
Not all cracks are serious, but some require structural investigation.
4. Windows and Doors
Inspect:
– condition of frames
– broken seals
– rot in timber
– poor fitting
Replacement costs can add up quickly across a whole property.
5. Electrical System
You won’t be able to test fully, but look for:– outdated fuse boards– exposed wiring– lack of modern fittings
Many auction properties require a full rewire.
6. Plumbing and Heating
Check:
– age of boiler
– visible pipework condition
– radiators and system layout
Assume upgrades may be required if systems are old or unknown.
7. Drainage (Often Missed)
Most buyers overlook this.
Consider:
– blocked drains
– smells outside
– evidence of previous repairs
A CCTV survey may be required for peace of mind.
8. Internal Condition
Look beyond cosmetics:
– damaged ceilings
– uneven floors
– poor finishes hiding issues
Cosmetic improvements are cheap but structural repairs are not.
9. External Walls and Structure
Inspect:
– cracks in brickwork
– bulging walls
– failed pointing
– render issues
These can indicate movement or long-term neglect.
10. Legal vs Physical Reality
Compare:
– what you see
– what’s in the legal pack
Extensions, alterations or layouts may not match documentation.
Key Risk: Limited Access
Auction viewings are often:
– short
– crowded
– restricted
You rarely get full access to:
– loft spaces
– subfloor areas
– services
This increases risk.
An experienced Chartered Surveyor can quickly identify potential issues when inspecting a property, often within a short viewing window. While professional advice may seem like an additional cost, it can prove invaluable when bidding at auction.
A survey provides insight into risks and likely repair requirements, helping you make a more informed decision. It may also give you an advantage over other bidders, along with the confidence that you fully understand what you are committing to before placing a bid. For more information on our Auction Property Inspections, click here
For information on how much our surveys cost or what all our surveys involve, you can check out our RICS Level 3 Surveys here
Alternatly, you can check out our previous posts on typical costs here after you have purchased the property.








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