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Remortgage £350,000 — Rates, Monthly Costs and Options

A £350,000 remortgage is concentrated in London, the South East, and premium areas of major regional cities — loan sizes at this level require higher incomes and are increasingly associated with higher-value properties. The financial stakes are substantial: switching from a 7.5% SVR to a 4.3% five-year fix saves approximately £681 a month and over £40,000 across five years. Income requirements, LTV tiers, and lender appetite for larger loans all shape what is available to you.

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Monthly Payment Breakdown for a £350,000 Remortgage

For a £350,000 repayment mortgage over a 25-year term, the approximate monthly costs at current UK market rates are as follows.

At a 5-year fixed rate of 4.3%, the monthly repayment is approximately £1,906. At a 2-year fixed rate of 4.6%, the monthly cost rises to around £1,965. On a standard variable rate of 7.5%, the monthly payment is approximately £2,586.

Switching from the SVR to the 5-year fix saves approximately £681 per month — an annual saving of roughly £8,167 and a total saving of around £40,834 over the full five-year fixed term. Switching to the 2-year fix saves about £621 per month versus the SVR, or approximately £7,454 per year. The monthly difference between the 2-year and 5-year fix is about £59.

Term considerations: £350,000 at 4.3% over 20 years costs approximately £2,163 per month — around £257 more than the 25-year equivalent. Over 15 years the monthly payment rises to approximately £2,625 — a high but not unusual commitment for high earners who wish to clear their mortgage quickly. If you are remortgaging with a strong income and low outgoings, discussing term reduction with a broker is worthwhile.

LTV Ratios and Rate Tiers for a £350,000 Loan

For a £350,000 loan, the property values at each LTV threshold are: £388,889 for 90% LTV, £411,765 for 85% LTV, £437,500 for 80% LTV, £466,667 for 75% LTV, and £583,333 for 60% LTV.

To reach the 75% LTV tier on a £350,000 loan, your property needs to be worth at least £466,667. The 60% threshold — the best rate tier — requires a property value of at least £583,333. In prime London boroughs and many South East towns, these values are increasingly common. In other regions, a £350,000 loan at 75% LTV implies a property worth approximately £467,000 — a top-end family home.

At this loan size, the LTV differential has a particularly large financial impact. Moving from 80% to 75% LTV at a rate reduction of 0.2% saves approximately £42 per month or £2,520 over five years. Moving from 75% to 60% LTV at a typical 0.3% improvement saves about £63 per month or £3,780 over five years. An accurate, recent valuation is therefore essential before you apply — not just to establish affordability but to identify the best possible rate tier.

At 85% to 90% LTV on a £350,000 loan, the pool of mainstream lenders reduces. Some high-street banks do not lend above 85% LTV at this loan size, though specialist lenders and several building societies do. The rate premium at these tiers can be 0.4 to 0.8% higher than at 75%, adding substantial monthly cost. Reducing your LTV before applying — through overpayments or property appreciation — is always financially advantageous.

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Income Required to Remortgage £350,000

To borrow £350,000 as a sole applicant using a standard 4.5 times income multiple, you would need an annual income of approximately £77,778. This is a senior professional, partner-level, or high-earning specialist income — well above the national average but common among the demographic that typically holds mortgages of this size in London and the South East.

At a 5 times income multiple, the minimum sole income falls to £70,000 — accessible to many experienced professionals in well-paid sectors. Several lenders, including some specialist and challenger banks, offer 5 times or even 5.5 times multiples for high earners, effectively reducing the income threshold further. A mortgage broker with knowledge of which lenders apply which multiples to which income profiles can be highly valuable at this loan size.

For joint applicants, the threshold is more accessible. If one partner earns £55,000 and the other earns £25,000, the combined income of £80,000 satisfies the 4.5 times test with some room to spare. The mortgage is assessed on the combination of both incomes and all financial commitments, so a clean credit profile and low existing debt commitments help maximise borrowing capacity.

The affordability stress test on £350,000 at 7.5% over 25 years produces a monthly payment of approximately £2,586. Lenders need to see that your income and outgoings support this level of payment. For high earners in London and the South East, this is typically straightforward. For borrowers stretching to £350,000 on a household income close to the minimum multiple, the affordability assessment will be conducted carefully, and reducing discretionary spending and debt commitments before applying is advisable.

How to Get the Best Rate on a £350,000 Remortgage

At £350,000, every 0.1% improvement in your mortgage rate is worth approximately £21 per month or £1,260 over five years. A 0.5% improvement — entirely achievable by switching from a mediocre deal to the market best — saves £105 per month or £6,300 over five years. The reward for thorough rate shopping is substantial at this loan size.

Lender appetite at £350,000 is strong but slightly more selective than at lower loan sizes. Some lenders have maximum loan sizes or tighter LTV requirements at the upper end of mainstream borrowing. A whole-of-market broker will know which lenders are most active and competitive at £350,000 and can target your application accordingly, improving both the rate you receive and the probability of a smooth approval.

Consider whether a private bank or portfolio lender might offer advantages for your situation. For borrowers with complex income structures — multiple income sources, significant investment income, or high levels of property wealth alongside lower salary income — private banks such as Coutts, Arbuthnot Latham, and Hampden & Co may offer tailored solutions that are not available through the standard broker channel. These lenders assess applications holistically rather than through automated credit scoring, which can benefit borrowers whose financial profile does not fit neatly into standard criteria.

Product fee considerations at £350,000: a £1,999 arrangement fee represents 0.57% of the loan — still material but less proportionally significant than at smaller loan sizes. Calculate the total fixed-term cost for both fee-paying and fee-free products. In many cases at this loan size, the fee-paying product with a 0.15% or higher rate advantage will be clearly cheaper over the full five-year term.

Important: Your home may be repossessed if you do not keep up repayments on your mortgage. There will be a fee for mortgage advice. The actual rate available will depend on your circumstances. Think carefully before securing other debts against your home.

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Frequently Asked Questions

At a 5-year fixed rate of 4.3%, monthly repayments on a £350,000 repayment mortgage over 25 years are approximately £1,906. At a 2-year fixed rate of 4.6% the cost rises to around £1,965. On a standard variable rate of 7.5% the monthly payment is approximately £2,586. Switching from the SVR to the 5-year fix saves around £681 per month — approximately £8,167 per year or £40,834 over five years.

Using a 4.5 times income multiple, a sole applicant needs approximately £77,778 per year. At 5 times income the minimum falls to £70,000. Joint applicants can combine incomes to meet the threshold. For borrowers in certain professions, some lenders will apply multiples of up to 5.5 times income. A broker can identify which lenders offer the most favourable treatment for your specific income and employment type.

To achieve 75% LTV on a £350,000 loan your property needs to be worth at least £466,667. For the best-rate 60% LTV tier, the required value is £583,333. In London and many parts of the South East, family homes routinely exceed these values. An accurate current valuation is important before applying — your property may have appreciated enough to place you in a better LTV tier than you expect.

At £350,000 you are still within the mainstream market for most high-street lenders and building societies, but several specialist and portfolio lenders also compete actively at this level. Private banks such as Coutts and Arbuthnot Latham are options for high-net-worth borrowers with complex income structures. Specialist lenders may also offer more flexibility on income assessment, property type, and LTV than the high street. A whole-of-market broker will access all relevant options including exclusive deals.

If you are currently paying a 7.5% SVR on a £350,000 repayment mortgage over 25 years, your monthly cost is approximately £2,586. Switching to a 5-year fixed rate of 4.3% reduces this to approximately £1,906 — a monthly saving of £681, an annual saving of approximately £8,167, and a total saving of around £40,834 over five years. Even accounting for remortgaging costs of £1,000 to £3,000, the net saving is very substantial and the payback period is typically under three months.

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