Buying a second property is a significant step that appeals for many different reasons, whether that is a holiday home, somewhere for a family member to live, or a property you want to rent out. But financing a second home works differently from your main residence, and there are important things to understand before you proceed.
What is a second home mortgage?
A second home mortgage is a mortgage taken out on a property that is not your primary residence. This might be a holiday home, a property for a family member, or a property you are moving out of but want to retain rather than sell.
It is worth noting the distinction between a second home mortgage and a buy-to-let mortgage. If your primary intention is to let the property out to tenants, a buy-to-let mortgage is likely to be the more appropriate product. Lenders will ask about your intentions and will steer you towards the correct mortgage type for your circumstances.
What do lenders require?
Lenders generally apply stricter criteria for second home mortgages because maintaining two properties represents a higher level of financial commitment and risk. Key requirements typically include a larger deposit, often between 25% and 40% of the property’s value, clear evidence that you can afford both mortgage payments alongside your other outgoings, and a satisfactory credit history.
Lenders will also want to understand why you are buying a second property, as this affects which type of mortgage is most suitable.
The potential benefits
A second property can be a strong long-term investment if the location is right and property values increase over time. If you are permitted to let it out, rental income can help offset the mortgage costs. A holiday home or a property near family or a second workplace can also offer real practical value alongside any financial return.
The costs and risks to consider
Owning a second property comes with a range of additional costs beyond the mortgage itself. Stamp Duty Land Tax applies at a higher rate on second homes, with an additional surcharge on top of the standard rates. Maintenance, buildings insurance, and potentially higher council tax all add to the ongoing cost.
If you sell the property in the future and it has increased in value, Capital Gains Tax will apply on the profit, which is not the case when you sell your main residence. The rates and allowances for CGT are worth understanding before you buy.
If you plan to let the property, there will also be periods without tenants and associated letting costs to factor into your financial planning.
Managing a second property, particularly if it is a rental or located far from where you live, also takes time and effort that should not be underestimated.
Is it right for you?
A second home can be a rewarding investment or a genuinely useful addition to your life, but only if the numbers stack up and you go in with a clear plan. It is worth speaking to a financial adviser who can look at your full financial position, and a tax specialist to understand the stamp duty and capital gains implications for your specific situation.
Your home may be repossessed if you do not keep up repayments on your mortgage. Tax treatment depends on individual circumstances and may be subject to change.
Approved by In Partnership FRN 192638 June 2026
