What is a first-time buyer mortgage?
A first-time buyer mortgage is aimed at people who have never owned a property before, either in the UK or abroad, and often comes with lower deposit requirements or dedicated government-backed schemes.
Lenders treat first-time buyers slightly differently to home movers, since there's no existing property to sell and, usually, a smaller deposit and less established credit history to assess.
Many high-street lenders offer 95% loan-to-value deals specifically for first-time buyers, meaning a 5% deposit can be enough to get started.
How does a first-time buyer mortgage work?
You save a deposit, get a mortgage in principle to establish your budget, and then apply formally once you've had an offer accepted on a property.
Lenders assess your income, outgoings, credit history and the size of your deposit to decide how much you can borrow and at what rate, usually offering a discounted rate at higher loan-to-value bands for first-time buyers specifically.
Here's a fictional example:
Meet Aisha, buying her first home alone
Aisha has saved a £15,000 deposit and earns £34,000 a year, giving her a mortgage in principle for around £150,000.
She finds a two-bedroom flat for £160,000, uses a Lifetime ISA bonus to top up her deposit, and secures a 95% loan-to-value mortgage at 5.1% fixed for five years.
Her monthly payment comes to roughly £855 on a 30-year term, which she budgets against her current rent of £900 to confirm the move is affordable.
What schemes are available to first-time buyers?
95% mortgages
Available from many mainstream lenders, requiring just a 5% deposit.
Rates are typically higher than lower loan-to-value deals, reflecting the greater risk to the lender.
Lifetime ISA
Save up to £4,000 a year and receive a 25% government bonus, usable towards a first home up to £450,000.
One of the simplest ways to boost a deposit, provided you don't need the money before buying.
Shared ownership
Buy a share of a property (often 25-75%) and pay rent on the remainder, reducing the deposit and mortgage required.
You can typically 'staircase' to buy further shares over time.
Guarantor and joint borrower sole proprietor mortgages
A family member's income or savings supports the application without necessarily being on the property title.
Useful where your income alone doesn't meet a lender's affordability threshold.
Am I ready to buy my first home?
You're likely in a good position if:
- 1
You have a stable deposit
Even 5% is enough for many schemes, provided the rest of your finances stack up.
- 2
Your income is steady
Lenders want to see reliable earnings, whether employed or self-employed with a track record.
- 3
You've checked your credit file
Sorting out any errors or building a thin file in advance can significantly improve the rates you're offered.
What do I need to qualify as a first-time buyer?
Lenders typically look for:
A deposit: From 5% of the purchase price, though 10-15% often unlocks noticeably better rates.
Proof you've never owned a property: Required to access first-time buyer specific deals, schemes and Stamp Duty relief.
Affordability: Income, existing debts and regular outgoings such as subscriptions and childcare are all assessed.
A reasonable credit history: You don't need a long history, but missed payments or high existing debt will limit your options.
Employment or trading history: Usually at least three months in a role for employees, or two to three years of accounts if self-employed.
How to compare first-time buyer mortgages
Look past the headline rate and check these five things:
- 1
Initial rate vs the follow-on rate
A cheap two-year fix can revert to a lender's standard variable rate of 7% or more once it ends, so know the exit point before you sign.
- 2
Fees, not just the rate
A lower rate with a £1,999 product fee can cost more overall than a slightly higher fee-free deal, especially on smaller loans.
- 3
Overall cost over the deal period
Compare the true cost of the initial period — rate, fees and any cashback combined — rather than the rate in isolation.
- 4
Early repayment charges
Fixed and tracker deals typically lock you in with charges of 1-5% of the balance if you remortgage or overpay heavily before the term ends.
- 5
Flexibility
Look for free overpayment allowances (usually 10% a year), porting rights if you move home, and payment holiday options.
First-time buyer mortgage pros and cons
Pros
- Schemes exist to reduce the deposit needed
- Government bonuses like the Lifetime ISA boost savings
- Stamp Duty relief applies up to certain price thresholds
- Owning stops rent rising with no benefit to you
Cons
- Higher loan-to-value deals carry higher rates
- Additional costs like surveys and legal fees add up
- Affordability rules can limit how much you can borrow
- Property prices and rates can shift while you save
Should I buy now or keep saving for a bigger deposit?
A bigger deposit unlocks cheaper rate bands, often with a noticeable drop at 10%, 15% and 25% loan-to-value thresholds, so a few more months of saving can pay off.
But house prices and rents can rise while you wait, meaning the target sometimes moves as fast as your savings — it's worth modelling both scenarios before deciding.
If a 95% mortgage gets you onto the ladder at an affordable payment today, it can make sense to buy now and remortgage onto a better rate once you've built more equity.
What happens if I can't keep up mortgage repayments?
Missing payments on your first mortgage is reported to credit reference agencies and can ultimately put your home at risk, since the property is used as security for the loan.
Contact your lender as soon as you think you'll struggle. Under FCA rules, lenders must treat customers in financial difficulty fairly and can often offer a temporary reduced payment, a term extension or a short payment holiday.
Free, independent guidance is available from MoneyHelper and Citizens Advice, and speaking to your lender early keeps far more options on the table than waiting until arrears build up.
What if I'm not ready for a full mortgage yet?
Other routes onto the property ladder include:
Shared ownership
Lowers the deposit and mortgage needed by only buying a share of the property upfront.
Rent to buy schemes
Some developers let you rent at a reduced rate while saving towards a deposit on the same property.
Continue renting and saving into a Lifetime ISA
Builds a deposit with a government bonus while you strengthen your credit file and income.
FAQs
About this guide
Written and reviewed by the Grow Your Business team, and kept up to date as rates, rules and provider terms change.
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