Reviewed 19 July 2026

How much money do I need to buy a house in the UK?

The total cash needed to buy a house is not the same as mortgage affordability. It combines the deposit with completion costs and the optional practical allowances selected for the move.

Direct answer

Total upfront cash means deposit plus property tax, core transaction costs, selected moving costs, insurance, furnishing and contingency. A useful answer must state the price, jurisdiction, buyer type, deposit and assumption settings.

Useful next checks

Use the true cost of buying a house calculator, hidden costs of buying a house, stamp duty explained, first-time buyer costs, mortgage fees and costs and moving costs in the UK to compare the hidden costs on this page with your full buying budget.

What this page is based on

Trust and data notes

  • ReviewedFigures and official sources were substantively reviewed on 19 July 2026. Numerical examples use calculator data version 2026.07.1.
  • How to read the figuresOfficial charges and estimate-led costs are shown separately so buyers can see which parts of the total are fixed rules and which parts are planning ranges.
  • When to double-checkFigures are guidance only. Buyers should check important numbers with their solicitor, lender or the relevant official authority before making financial decisions.
  • Source styleThis page includes official-rate references and linked source notes where applicable.

Official reference points used on this page include HMRC SDLT residential property rates and Revenue Scotland LBTT residential rates and bands.

At a glance

Key facts buyers should know first

Deposit

User-entered cash contribution

Property tax

Official calculation for jurisdiction and buyer type

Core transaction costs

Property tax, solicitor/conveyancing, searches, survey and valuation, mortgage fees, registration and bank transfer fee. Moving costs are excluded.

Optional planning lines

Moving, insurance, furnishing and contingency remain separate

Trust note

Official-rate items vs estimate-led items

TrueHomeCosts separates published rates from market-based assumptions so buyers can see which figures are official and which ones are planning estimates.

Official or published-reference items

  • property tax
  • published registration fees where relevant

Estimate-led items

  • legal quotes
  • survey costs
  • search fees
  • mortgage charges
  • moving and furnishing budgets

How labels are used across the site

Official charge: based on published tax bands or fee scales.

Lender charge: fees tied to mortgage products, valuations or broker work.

Solicitor/conveyancing estimate: legal work and disbursement planning ranges.

Market estimate: surveys, moving, furnishing or other provider-led costs.

Optional cost: useful for planning, but not required on every purchase.

Situation-dependent cost: applies only to some properties or buyer types.

Plan the full picture

Use this guide with the right follow-up pages

Start with the homepage calculator to test your own numbers, then compare this topic with First Year Cost of Buying a House in the UK, Hidden costs of buying a house in the UK, Stamp duty explained: UK property tax in plain English and First-time buyer costs in the UK.

Your savings target can include family help, but read how using a family gift for your deposit changes the lender and conveyancer checks.

What total upfront cash includes

The table below shows complete upfront-cash taxonomy, with columns for Part of the budget, Treatment, and Planning point.

Complete upfront-cash taxonomy
Part of the budgetTreatmentPlanning point
Core non-tax transaction costs£2,235 to £4,935Solicitor/conveyancing, searches, survey and valuation, mortgage fees, registration and bank transfer fee. Deposit, property tax, moving, insurance, furnishing and contingency are excluded.
Wider moving and insurance£730 to £2,320Moving costs and insurance only. Furnishing and setup are excluded.
Optional furnishing and setup£1,000 to £5,500The optional furnishing and setup allowance only.
Property taxCalculated separatelyOfficial calculation for the selected jurisdiction and buyer type
DepositUser enteredKept outside hidden-cost ranges and included only in total upfront cash
ContingencyAdjustableThe selected contingency percentage applied to estimate-led costs.

On smaller screens, scroll sideways to view every column clearly.

Worked cash requirements

Each scenario uses average assumptions, a 10% deposit, moving and insurance included, furnishing excluded and a 10% contingency.

The table below shows calculator-derived total cash examples, with columns for Scenario, Deposit, Property tax, and Total upfront cash.

Calculator-derived total cash examples
ScenarioDepositProperty taxTotal upfront cash
£200,000 england first-time-buyer£20,000£0£24,555
£300,000 england home-mover£30,000£5,000£40,320
£400,000 scotland home-mover£40,000£13,350£59,763

On smaller screens, scroll sideways to view every column clearly.

Mortgage affordability is a different question

Upfront cash answers whether the buyer can fund the purchase and move. Mortgage affordability concerns income, committed spending, lending policy and future repayments.

Do not use an upfront-cost estimate as evidence that a mortgage is affordable or available.

Try this in the calculator

Run your own version of this scenario

Use the homepage calculator to change the property price, nation, buyer type and assumption level so you can compare the simple version of the budget with a more realistic one.

Open the calculator

How to turn the estimate into a working savings target

  • Set the deposit amount or percentage
  • Choose the correct jurisdiction and buyer type
  • Replace market estimates with quotations
  • Include moving, insurance and furnishing only when relevant
  • Choose a contingency deliberately

Turn a rough target into a real figure

Use the calculator to estimate the full cash needed for your purchase price, location and buyer type in one place.

Once you have worked out the upfront cost of buying, the next step is planning how the mortgage might feel after completion, including whether future overpayments could help reduce the balance faster.

Go to the calculator

Popular buying-cost examples

See how the deposit and extra costs change at common UK property prices.

Reference points

Official UK guidance

This guide is informed by publicly available UK guidance from official and consumer-support sources where relevant.

Content notes

Reviewed and maintained by the TrueHomeCosts research team.

Our guides are built from official UK tax sources, public cost information and typical market price ranges. We separate fixed official charges from variable market estimates so buyers can see which figures are certain and which may change.

Last reviewed: 19 July 2026

Calculator data version: 2026.07.1

This content is for general guidance only and is not financial advice. For more detail, read how our estimates work or learn more about TrueHomeCosts.

FAQ

Questions buyers usually ask

Is the deposit the same as total cash needed?

No. The deposit is only one line in total upfront cash.

Does total cash needed include mortgage repayments?

No. It covers upfront purchase and selected move-in costs, not ongoing mortgage repayments.

Can one UK-wide total apply to every buyer?

No. Jurisdiction, buyer type, property price and quotations change the result.

Related guides

Read next

Sources and checks

These are the main public sources used for official-rate items and checks on this page. Estimate-led costs remain planning ranges rather than government charges.