Planning building works can feel overwhelming, especially when you are unsure about costs. That’s why we created our Online Party Wall Quote tool. It gives you a fast, accurate estimate of your likely surveyor fees, tailored to your project.
Whether you are planning a rear extension, loft conversion, or basement works, this tool will help you understand your budget and comply with the Party Wall etc. Act 1996.
The process is simple:
Your quote covers:
By using our online party wall quote, you know upfront what you may pay depending on whether neighbours consent or dissent.
For example, a homeowner in London planning a rear extension with two adjoining neighbours might receive:
Total: £1,339.80 (including VAT and disbursements)
This shows how your online pricing reflects real-life situations where costs depend on your neighbours’ responses.
The overall cost depends on several factors, including:
For a detailed breakdown, you can also check our Party Wall Pricing page.
If you are planning works and want to budget accurately, try our online party wall quote tool today. It only takes a couple of minutes, and gives you a clear breakdown of your likely costs.
Start planning with confidence — use our free quote tool now.
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Areas We Cover
Christopher Anthony Surveyors provide professional Party Wall Surveyor services across London and the surrounding areas, including Hackney, Islington, Camden, Haringey, North London, East London, South London, West London, Bexley, Essex, Hertfordshire, Surrey, and Kent.
Our coverage also extends to Tower Hamlets, Waltham Forest, Enfield, Barnet, Southwark, Greenwich, Lewisham, Bromley, Croydon, Lambeth, Hammersmith & Fulham, Wandsworth, Merton, Kingston upon Thames, Ealing, Brent, Harrow, Hillingdon, Richmond upon Thames, and Sutton.
We continue to expand our reach — explore your local area page to learn more about Party Wall services near you.

