How Much Would a Mortgage Cost for £180,000?
Find out what a £180,000 mortgage costs per month at different UK interest rates and terms. Includes worked examples and total interest comparisons.
A £180,000 mortgage at 4.5% interest over 25 years would cost approximately £1,001 per month. Over the full term you would repay around £300,170 in total — meaning roughly £120,170 in interest on top of the original loan.
Try it yourself with our Mortgage Calculator to model your exact rate and term.
Worked Example
Mortgage details:
- Loan amount: £180,000
- Interest rate: 4.5% per year
- Term: 25 years (300 monthly payments)
Monthly payment: £1,001
Total repaid over 25 years: £300,170
- Capital: £180,000
- Interest: £120,170
How the Interest Rate Changes Your Payment
At £180,000, each percentage point shift has a noticeable impact on your monthly budget.
| Interest rate | Monthly payment (25 years) | Total interest paid |
|---|---|---|
| 3.5% | £902 | £90,540 |
| 4.0% | £950 | £104,990 |
| 4.5% | £1,001 | £120,170 |
| 5.0% | £1,053 | £135,770 |
| 5.5% | £1,106 | £151,770 |
| 6.0% | £1,160 | £168,150 |
The difference between 3.5% and 6.0% is £258 per month — and over £77,600 across the full 25-year term.
Shorter Term vs Lower Payment
| Term | Monthly payment (4.5%) | Total interest paid |
|---|---|---|
| 15 years | £1,376 | £67,690 |
| 20 years | £1,139 | £93,330 |
| 25 years | £1,001 | £120,170 |
| 30 years | £912 | £148,360 |
Choosing 20 years instead of 30 years costs an extra £227 per month but saves over £55,000 in interest.
What Salary Do You Need for a £180,000 Mortgage?
At the standard 4 to 4.5 times income multiplier, you would need an annual household salary of approximately £40,000 to £45,000. Lenders also assess your outgoings, credit commitments, and credit score during affordability checks.
What Property Can £180,000 Buy?
A £180,000 mortgage with a 10% deposit gives you a budget of £200,000 — or £225,000 with a 20% deposit. Depending on your area, this could cover:
- A two-bedroom flat in many towns across England and Wales
- A terraced or semi-detached house in lower-cost regions
- A shared ownership purchase in higher-cost areas
Related Tools
- Mortgage Calculator — adjust your rate, term, and amount
- Stamp Duty Calculator — calculate your purchase tax
- Loan Calculator — compare other borrowing options