£310,000 mortgage: monthly payments
Borrowing £310,000? At 4.5% over 25 years you would pay £1,723.08 a month. Every rate and term is compared below.
- At 4.5% over 25 years
- £1,723 a month
- Total interest
- £206,924
- Income needed (4.5x)
- £68,889
- Overpay £160 a month
- save £33,646
- HMRC 2026/27 rates
- Private: nothing leaves your device
- Free, no sign-up
A £310,000 repayment mortgage at 4.5% over 25 years costs £1,723.08 a month. You would repay £516,924 in total, of which £206,924 is interest.
Monthly payments on £310,000 by rate and term
| Rate | 20 years | 25 years | 30 years | 35 years |
|---|---|---|---|---|
| 3.5% | £1,798 | £1,552 | £1,392 | £1,281 |
| 4% | £1,879 | £1,636 | £1,480 | £1,373 |
| 4.5% | £1,961 | £1,723 | £1,571 | £1,467 |
| 5% | £2,046 | £1,812 | £1,664 | £1,565 |
| 5.5% | £2,132 | £1,904 | £1,760 | £1,665 |
| 6% | £2,221 | £1,997 | £1,859 | £1,768 |
How £310,000 is paid off over 25 years
- Balance still owed
- Interest paid so far
Total interest on £310,000 by term
A longer term lowers the monthly payment but adds interest. Stretching from 25 to 35 years saves £256 a month and costs £99,258 more overall.
Keep going
- Income needed: what £68,000 a year can borrow.
- With a 10% deposit £310,000 buys about £345,000. Stamp duty on £350,000 is £7,500 for a home mover.
- Nearby amounts: £280,000, £290,000, £300,000, £320,000, £330,000, £340,000.
Questions people ask
What are the monthly payments on a £310,000 mortgage?
£1,723.08 a month on a 25 year repayment mortgage at 4.5%. At 4% it is £1,636.29 and at 5% it is £1,812.23. Interest only at 4.5% would be £1,162.50.
What salary do I need for a £310,000 mortgage?
At the usual 4.5 times income, about £68,889 for a single buyer or a joint household income. Some lenders go to 5 or 5.5 times, which would need around £56,364.
How much does overpaying a £310,000 mortgage save?
Paying £160 extra a month at 4.5% clears it about 3 years 7 months early and saves roughly £33,646 in interest. Check your lender's overpayment limit, often 10% a year on fixed deals.