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Joint Income Mortgage – How Much Can You Borrow on £100,000? (UK 2026)

If you earn £100,000 per year, you may be able to borrow around £400,000 to £450,000 depending on deposit, lender criteria and existing debts.

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If you earn £100,000 per year, you may be able to borrow around £400,000 to £450,000 depending on deposit, lender criteria and existing debts.

This estimate uses a simple UK salary multiple approach and should only be treated as a rough guide.

Your actual borrowing limit may change based on monthly commitments, childcare costs, credit history and the lender you choose.

Use the mortgage calculator on this site to compare how much the monthly repayment could be for different house prices.

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Loan amount
£315,000
Monthly payment
£1,796
Down payment / deposit
10.0%
Approx. total payable
£538,761

This is an estimate only and not financial advice. Actual mortgage offers depend on lender rules, fees, affordability checks and your credit profile.

ItemValue
Property price£350,000
Deposit£35,000
Rate4.75%
Term25 years
Mortgage typeRepayment
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Joint Income Mortgage – How Much Can You Borrow on £100,000? (UK 2026) FAQ

What affects my monthly payment?
The biggest factors are the loan amount, interest rate, loan term and whether the mortgage is repayment or interest-only.

Is this a lender quote?
No. This is a planning estimate only and should be used for comparison, not as a guaranteed offer.

Why are there pages for cities, salaries and deposits?
These pages help visitors compare more specific scenarios and make the site easier to navigate.

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