£230,000 mortgage: monthly payments

By The PocketSums team. Updated 30 September 2026. How we calculate

Borrowing £230,000? At 4.5% over 25 years you would pay £1,278.41 a month. Every rate and term is compared below.

At 4.5% over 25 years
£1,278 a month
Total interest
£153,523
Income needed (4.5x)
£51,111
Overpay £120 a month
save £25,186
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Monthly payment£1,278.41a month

Borrowing £230,000 (90% loan to value). Total repaid £383,523, of which £153,523 is interest.

A £230,000 repayment mortgage at 4.5% over 25 years costs £1,278.41 a month. You would repay £383,523 in total, of which £153,523 is interest.

Monthly payments on £230,000 by rate and term

Rate 20 years 25 years 30 years 35 years
3.5% £1,334 £1,151 £1,033 £951
4% £1,394 £1,214 £1,098 £1,018
4.5% £1,455 £1,278 £1,165 £1,088
5% £1,518 £1,345 £1,235 £1,161
5.5% £1,582 £1,412 £1,306 £1,235
6% £1,648 £1,482 £1,379 £1,311

How £230,000 is paid off over 25 years

£0k£50k£100k£150k£200k£250k0y5y10y15y20y25y
  • Balance still owed
  • Interest paid so far
At 4.5%. Interest is heaviest in the early years, when the balance is highest.

Total interest on £230,000 by term

  1. 20 years£119,222 (£1,455 a month)
  2. 25 years£153,523 (£1,278 a month)
  3. 30 years£189,537 (£1,165 a month)
  4. 35 years£227,166 (£1,088 a month)

A longer term lowers the monthly payment but adds interest. Stretching from 25 to 35 years saves £190 a month and costs £73,643 more overall.

Keep going

Questions people ask

What are the monthly payments on a £230,000 mortgage?

£1,278.41 a month on a 25 year repayment mortgage at 4.5%. At 4% it is £1,214.02 and at 5% it is £1,344.56. Interest only at 4.5% would be £862.50.

What salary do I need for a £230,000 mortgage?

At the usual 4.5 times income, about £51,111 for a single buyer or a joint household income. Some lenders go to 5 or 5.5 times, which would need around £41,818.

How much does overpaying a £230,000 mortgage save?

Paying £120 extra a month at 4.5% clears it about 3 years 7 months early and saves roughly £25,186 in interest. Check your lender's overpayment limit, often 10% a year on fixed deals.