£500,000 Mortgage Monthly Payment UK (2026 Calculator)

By Wealthvieu · Updated

A £500,000 mortgage typically costs £2,780-£3,070 per month at current rates. Here’s the complete breakdown.

Monthly Payments by Interest Rate (25-Year Term)

Interest Rate Monthly Payment Total Interest Total Repaid
3.5% £2,504 £250,798 £750,798
4.0% £2,640 £291,862 £791,862
4.5% £2,780 £333,784 £833,784
5.0% £2,923 £376,908 £876,908
5.5% £3,070 £421,237 £921,237
6.0% £3,221 £466,768 £966,768

Monthly Payments by Term Length (at 5%)

Term Monthly Payment Total Interest Total Repaid
15 years £3,954 £211,933 £711,933
20 years £3,300 £291,694 £791,694
25 years £2,923 £376,908 £876,908
30 years £2,684 £466,131 £966,131
35 years £2,524 £558,455 £1,058,455

Income Required for £500K Mortgage

Lending Multiple Required Income Joint Income Option
4.0x £125,000 £62,500 + £62,500
4.5x £111,111 £55,556 + £55,556
5.0x (with good credit) £100,000 £50,000 + £50,000

Total Home Buying Costs

For a £500,000 home with 10% deposit (£450K mortgage):

Cost Amount
Deposit (10%) £50,000
Stamp duty (first-time buyer) £10,000
Stamp duty (home mover) £15,000
Solicitor fees £2,400
Survey £800
Mortgage arrangement fee £999
Moving costs £1,200
FTB total £65,399

Overpayment Impact

Monthly Overpayment Term Reduction Interest Saved
£300 3 years 10 months £74,230
£600 6 years 8 months £126,450
£1,000 9 years 4 months £178,780

Affordability Check

On a £120,000 salary (£5,903/month take-home*):

Expense Amount % of Income
Mortgage (5%, 25yr) £2,923 50%
Council Tax £280 5%
Home insurance £110 2%
Utilities £300 5%
Housing total £3,613 61%

*Note: At £120K salary, you’re past the Personal Allowance reduction zone.

This is above the recommended 50% housing ratio — consider a larger deposit.

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