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There's just one problem: it's more expensive than you originally planned to spend.
If you're a high earner, you may be able to increase your mortgage and make it work. But just because you can borrow more doesn't necessarily mean you should.
So, when does stretching your budget make sense, and when could it leave you with less financial freedom than you'd like?
What does it mean to "stretch" your mortgage?
Stretching your budget usually means spending more on a property than you originally intended because you've found something you really want. You might increase your deposit, borrow more, or accept a higher monthly mortgage payment. For example, perhaps you initially set yourself a property budget and then find that the homes you really like are slightly more expensive.
If your income is strong, it can be tempting to think:
"I can afford the extra, so why not?"
The answer depends on what that extra commitment would mean for the rest of your finances.
Is borrowing more always a bad idea?
No. There can be good reasons to spend more on a property.
Perhaps paying more means you can buy in the area you genuinely want to live in rather than compromising on location. Or it could mean getting the extra bedroom, home office or outdoor space that you'll actually use for years.
If you're planning to stay in the property for a long time, paying more for something that significantly improves your day-to-day life may be a decision you're comfortable making.
The important thing is to understand what you're giving up in return. A larger mortgage doesn't just mean a higher monthly payment. It can also affect how much money you have available for other priorities.
Don't confuse "affordable" with "comfortable"
This is particularly important for high earners. A mortgage may fit within your income and pass an affordability assessment, but that doesn't automatically mean you'll enjoy having that level of commitment.
Think about the difference between:
"I can make this payment."
and
"I'm completely comfortable making this payment every month."
The first is about whether something is possible. The second is about how you actually want to live.
You may be perfectly capable of paying a larger mortgage but prefer having more money left over for travel, investing, hobbies, eating out or simply having a financial buffer. There isn't a right answer. It's about what matters to you.
What could you be giving up by stretching?
Before increasing your budget, look beyond the mortgage payment.
A more expensive property could mean less room for:
- Holidays and travel
- Saving and investing
- Pension contributions
- Home improvements
- Unexpected expenses
- Changing jobs or taking a career break
- Other major life plans
This doesn't mean you need to choose the cheapest property you can find. It means understanding the trade-off.
A dream home can be worth paying more for, but it's worth making sure it doesn't become a source of financial pressure once the excitement of buying has worn off.
Think about what could change
Your circumstances today aren't necessarily going to stay exactly the same. You might currently have a strong income and plenty of disposable income, but your priorities could change. You could decide to work fewer hours, change career, start a business, have children, take a longer period away from work or simply decide that you want to spend more of your income elsewhere.
You don't need to predict every possible future change.
But before taking on a larger mortgage, ask yourself:
"Would I still be comfortable with this commitment if my circumstances changed?"
That question can be more useful than simply looking at what you can afford today.
What about bonuses, RSUs and other variable income?
If part of your income comes from bonuses, RSUs, commission or another form of variable remuneration, it's worth thinking carefully before using every pound of potential borrowing capacity. Your mortgage is a long-term commitment, while variable income can change.
That doesn't mean you can't use variable income as part of your mortgage application. UK lenders have different approaches to different income types, and the way your income is assessed will depend on your circumstances and the lender.
But there's a difference between being able to demonstrate additional income for mortgage purposes and wanting to rely heavily on it to maintain your lifestyle.
If your regular salary comfortably supports the mortgage and your variable income gives you additional flexibility, that may feel very different from needing every bonus or share award to make the monthly budget work.
When might stretching your budget be worth considering?
There isn't a magic percentage or number that tells you whether stretching is sensible. Instead, consider what you're getting in return.
It may feel worthwhile if the additional cost gives you something that genuinely matters to you, such as:
- A location that significantly improves your commute or lifestyle
- The extra space you expect to need for years
- A property you can see yourself staying in long-term
- Features that would otherwise be difficult or expensive to add later
- A home that fits your priorities much better than the cheaper alternatives
The key is that you're stretching for a reason, rather than simply because you have access to a larger mortgage.
When should you be more cautious?
Be particularly careful if the higher mortgage would leave you with very little flexibility. For example, if buying the more expensive property means you would need to cut back significantly on everything else, have little emergency savings left, or depend on variable income every month, the additional cost may feel very different once you're actually living there.
It's also worth questioning whether you're paying more because the property genuinely suits you better, or because you've fallen in love with the idea of owning it. There's a big difference between paying more for something that will improve your life and paying more because you've become emotionally attached to one particular house.
Don't forget the costs of owning the bigger home
The purchase price isn't the only difference between a cheaper and more expensive property. A larger or more expensive home can also come with higher ongoing costs.
Think about:
- Council tax
- Buildings and contents insurance
- Heating and energy
- Maintenance and repairs
- Service charges where applicable
- Furnishing and decorating
- Future improvements
A property that stretches your mortgage budget may also stretch your wider household budget. It's worth considering the whole cost of owning the home, rather than focusing only on the mortgage payment.
Ask yourself these questions before increasing your budget
If you've found a property that's tempting you to spend more, take a step back before making an offer.
Ask yourself:
Would I still want this property if it wasn't at the top of my budget?
What am I getting for the extra money?
Will I still have enough savings after buying?
Would the mortgage leave me enough flexibility for the things I enjoy?
What happens if my income changes?
Am I buying this because it's genuinely right for me, or because I don't want to compromise?
You may still decide that the more expensive property is the right choice. The point is to make that decision consciously.
Your maximum mortgage isn't necessarily your ideal mortgage
When you're a high earner, it can be tempting to look at your mortgage options and work backwards from the maximum amount you could potentially borrow. But your maximum borrowing capacity is simply one piece of information. Your ideal mortgage is the one that works alongside the rest of your life.
Sometimes that means spending more to get the home you really want. Sometimes it means choosing the slightly cheaper property and keeping more financial freedom. Neither approach is automatically right or wrong. What matters is understanding the trade-off before you commit.
At Limitless Finance, we help professionals understand their mortgage options and how different borrowing levels could fit into their wider financial plans.
If you've found your dream home but you're unsure whether stretching your budget is the right move, we can help you understand the mortgage options available and make an informed decision based on your circumstances.
Found the perfect property but wondering whether it's worth stretching your budget? Get in touch with Limitless Finance to discuss your options.
