The average UK first-time buyer puts down a deposit of around £34,500. That number alone is enough to make you close the browser tab. But here's the thing — you don't need to save it all at once, and the government will literally give you free money to help. Between the Lifetime ISA (25% bonus), shared ownership schemes, and smart budgeting, buying your first home is more achievable than the headlines suggest. This guide breaks down exactly how to save for a house deposit in the UK — with realistic timelines, the best accounts to use, and the mistakes to avoid. If you're saving as a couple, check our guide on saving for a first home together.
How Much Deposit Do You Actually Need?
- •5% deposit: The minimum most lenders accept. On a £250,000 property, that's £12,500. You'll pay higher interest rates, but it gets you on the ladder
- •10% deposit: The sweet spot for most first-time buyers. Better mortgage rates and more lender options. On a £250,000 property: £25,000
- •15-20% deposit: Significantly better rates and lower monthly payments. Worth aiming for if your timeline allows, but don't let perfect be the enemy of good
- •Don't forget additional costs: Solicitor fees (£1,000–£2,000), surveys (£300–£600), moving costs, and furniture. Budget an extra £3,000–£5,000 on top of your deposit
- •First-time buyers pay no stamp duty on properties up to £425,000 (as of 2026) — that's a significant saving compared to other buyers
- •Use a zero-based budget to maximise how much you can save each month towards your target
The Lifetime ISA: Your Secret Weapon
- •How it works: Open a LISA, save up to £4,000 per tax year, and the government adds a 25% bonus (up to £1,000/year) automatically
- •Maximum bonus: Save £4,000/year for 5 years = £20,000 saved + £5,000 bonus = £25,000. That's a 5% deposit on a £500,000 property — funded partly by the government
- •Eligibility: You must be 18–39 to open one. The property must cost £450,000 or less. You must be a genuine first-time buyer (never owned property anywhere in the world)
- •The 12-month rule: Your LISA must be open for at least 12 months before you can use it for a property purchase. Open one TODAY even if you're not ready to buy — start the clock
- •Providers: Moneybox, AJ Bell, and Hargreaves Lansdown all offer stocks and shares LISAs. Cash LISAs are available from Skipton and Nottingham Building Societies
- •Read our full Lifetime ISA guide for provider comparisons and detailed rules
- •Penalty warning: Withdrawing for anything other than a first home or retirement incurs a 25% penalty — you'll get back less than you put in. Only put in money you're committed to using for a property
Government Schemes for First-Time Buyers
- •Shared Ownership: Buy a 25–75% share of a property and pay rent on the rest. Lower deposit needed (5–10% of your share, not the full property price). Available through housing associations
- •First Homes scheme: Selected new-build properties sold at 30–50% discount to first-time buyers. The discount stays with the property permanently. Check your local council for available properties
- •Mortgage Guarantee Scheme: The government guarantees part of the mortgage, allowing lenders to offer 95% mortgages with better rates. You still only need a 5% deposit
- •Right to Buy: If you're a council or housing association tenant, you may be able to buy your home at a significant discount — up to £87,200 in England (£116,200 in London)
- •Forces Help to Buy: If you're in the armed forces, you can borrow up to 50% of your salary (max £25,000) interest-free for a deposit
- •Important: Some schemes can't be combined — you can use a LISA with most, but check the specific rules for each scheme before committing
Creating Your Savings Timeline
- •Step 1: Decide your target property price. Research sold prices in your area on Rightmove or Zoopla, not listing prices
- •Step 2: Choose your deposit percentage (5%, 10%, or 15%) and add £5,000 for additional costs. This is your total savings target
- •Step 3: Subtract what you've already saved (including any LISA balance plus bonus)
- •Step 4: Divide the remaining amount by the number of months until your target date. This is your required monthly saving
- •Example: £250,000 property, 10% deposit (£25,000) + £5,000 costs = £30,000 target. Already saved £5,000. Need £25,000 over 3 years = £694/month
- •If the monthly amount feels impossible, either extend your timeline, reduce your target property price, or increase your income with a side hustle
- •Set up your target in SYM with a deadline — visual progress tracking is a powerful motivator
Boosting Your Savings Rate
- •Pay yourself first: Set up a standing order to your savings account on payday. Treat it like a bill — non-negotiable. If you save what's left after spending, there won't be anything left
- •Reduce rent: This is typically the biggest expense. Consider house-sharing, moving to a cheaper area, or negotiating with your landlord. Even £100/month less in rent is £1,200/year
- •Cut subscriptions ruthlessly: The average UK household spends £60–£80/month on subscriptions. Audit them all and cancel anything you don't use weekly. Check our subscription audit guide
- •Switch and save: Use comparison sites for energy, broadband, insurance, and mobile. Most people overpay by £200–£500/year on these alone
- •Meal plan: Food is the second-biggest variable expense. Meal planning can save £100–£200/month — see our meal planning guide
- •Bank your pay rises: When your salary increases, don't increase your lifestyle. Redirect the entire raise to your deposit savings
- •Use savings challenges like the 52-week challenge to build momentum
Getting Mortgage-Ready
- •Check your credit score: Use ClearScore, Credit Karma, or Experian. Fix any errors, and don't apply for new credit in the 6 months before your mortgage application
- •Get on the electoral roll: Being registered to vote at your current address significantly improves your credit score — it's a quick win
- •Reduce existing debt: Pay off credit cards, overdrafts, and loans where possible. Lenders look at your debt-to-income ratio when deciding how much to lend
- •Stabilise your income: Lenders want to see at least 3–6 months of consistent income. Avoid changing jobs right before applying if possible
- •Get a mortgage in principle (MIP): This is a provisional offer showing how much a lender would lend you. It strengthens your position when making offers and is usually free
- •Consider a mortgage broker: They have access to deals not available directly and can save you thousands over the mortgage term. Many charge no upfront fee
- •Save bank statements: Lenders will want 3–6 months of statements. Avoid unexplained large transactions, gambling activity, or regular overdraft use during this period
Frequently Asked Questions
Can I buy a house with a 5% deposit in the UK?+
Yes. Several lenders offer 95% mortgages, especially under the government's Mortgage Guarantee Scheme. You'll pay higher interest rates than someone with a larger deposit, but it's absolutely possible. On a £250,000 property, a 5% deposit is £12,500 — achievable for many savers within 2-3 years.
How long does it take to save for a house deposit?+
It depends on your target and savings rate. The UK average is 5-10 years, but with aggressive saving and a LISA bonus, many first-time buyers do it in 3-5 years. A couple both maximising their LISAs can accumulate £50,000 (including bonuses) in just 5 years.
Should I use a Lifetime ISA or a regular savings account?+
If you're eligible (under 40, buying a property under £450,000), the LISA is almost always better thanks to the 25% bonus. Even the best regular savings accounts can't match a guaranteed 25% return. The only exception is if you might need the money for something other than a house — the LISA withdrawal penalty makes it inflexible.
Can my parents help with a deposit?+
Yes, and it's increasingly common. Parents can gift you money for a deposit, but the mortgage lender will require a signed letter confirming the money is a gift (not a loan) and that the giver has no claim on the property. Your parents may also be able to act as guarantors, using their own property or savings as additional security.
Is it better to save a bigger deposit or buy sooner?+
There's no universal answer — it depends on your local property market and interest rates. In a rising market, buying sooner with a smaller deposit may save you more than waiting, because property prices could increase faster than you can save. In a flat or falling market, waiting for a bigger deposit gets you better rates and lower payments. Run the numbers for your specific situation.
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