Mortgage Insurance Calculator UK 2025/26
Indicative mortgage protection insurance premium estimator — decreasing & level term cover
Last updated: March 2026
Mortgage Protection Insurance Premium Estimator
Enter your details to see an indicative monthly premium range. Always seek regulated advice for exact quotes.
Important: All premiums shown are indicative estimates only based on age and smoker bands. Your actual premium will depend on full medical underwriting. This tool does not constitute regulated financial advice. Always speak to a whole-of-market broker or FCA-regulated adviser before taking out a policy.
Indicative Monthly Premiums — £200,000 Cover
Based on decreasing term policy over the periods shown. Non-smoker rates. Smokers typically pay 2–3× more.
| Age | 25-year term | 20-year term | 15-year term | Smoker uplift |
|---|---|---|---|---|
| Age 25 | £6–12/mo | £7–13/mo | £8–14/mo | ×2.0–2.5 |
| Age 30 | £8–15/mo | £9–17/mo | £11–20/mo | ×2.0–2.5 |
| Age 35 | £11–22/mo | £13–25/mo | £16–28/mo | ×2.0–2.5 |
| Age 40 | £18–35/mo | £20–38/mo | £25–45/mo | ×2.5–3.0 |
| Age 45 | £28–55/mo | £32–60/mo | £38–70/mo | ×2.5–3.0 |
| Age 50 | £45–80/mo | £50–90/mo | £55–95/mo | ×2.5–3.5 |
Indicative ranges based on market data. Adding critical illness cover typically doubles the premium. Joint life policies cost approximately 25–40% more than single life.
What is Mortgage Protection Insurance?
Mortgage protection insurance is a type of life insurance designed specifically to pay off or reduce your outstanding mortgage if you die during the policy term. It gives your family or dependants the security of knowing that, even in the event of your death, the roof over their heads is protected.
The most common form sold alongside repayment mortgages is decreasing term life insurance. The sum assured (the payout amount) reduces over time, roughly mirroring the outstanding balance on a capital repayment mortgage. As an example: a £200,000 mortgage taken over 25 years might have an outstanding balance of around £120,000 after 15 years — and your insurance payout would reduce accordingly, keeping premiums lower than a level policy.
Worked example: John is 35, a non-smoker, and takes out a £220,000 repayment mortgage over 25 years. He buys a decreasing term mortgage protection policy. The insurer charges him approximately £14 per month. If John dies in year 10, when the outstanding mortgage is around £155,000, the policy pays roughly that amount to clear the mortgage. His partner keeps the home debt-free.
Important distinction: Mortgage protection insurance is NOT the same as Mortgage Payment Protection Insurance (MPPI). MPPI covers your monthly mortgage payments if you lose your job or are unable to work due to accident or sickness — it is a short-term income protection product. Mortgage protection insurance (decreasing or level term life cover) pays off the mortgage capital if you die. These are fundamentally different products and serve different purposes.
Decreasing vs Level Term Mortgage Insurance
| Feature | Decreasing Term | Level Term |
|---|---|---|
| Sum assured | Reduces each year | Fixed throughout |
| Monthly premium | Lower | Higher |
| Best suited to | Repayment mortgages | Interest-only mortgages |
| Surplus payout for family? | No (covers mortgage only) | Yes (fixed lump sum) |
| Typical premium (age 35, £200K, 25yr) | £11–22/mo | £15–30/mo |
How Much Does Mortgage Insurance Cost UK 2025?
Premiums are set by insurers based on mortality tables, your personal risk profile, and the competitive market. The key factors that affect your premium are:
- Age at application: The single biggest driver. Premiums increase significantly with age because mortality risk rises.
- Smoking status: Smokers typically pay 2–3 times more than non-smokers of the same age. Some insurers use saliva/blood tests to verify.
- Mortgage balance and term: Higher and longer cover costs more.
- Cover type: Level term costs more than decreasing term for the same initial sum assured.
- Critical illness cover: Adding CIC typically doubles the premium due to the higher claims risk.
- Health and medical history: Pre-existing conditions can increase premiums or lead to exclusions.
- Insurer: Premiums vary by 20–40% between providers — always compare whole-of-market.
Do I Need Mortgage Protection Insurance?
Mortgage protection insurance is not legally required in the UK. Your mortgage lender can require you to have buildings insurance (and usually contents insurance for leasehold properties), but they cannot compel you to take out life cover — and certainly not from them (tied selling was banned in 2000).
However, virtually all independent financial advisers recommend mortgage protection insurance for anyone with dependants or a co-borrower. The financial consequences of dying without it are severe: your family could be forced to sell the home to repay the mortgage.
You should consider alternatives honestly:
- Employer death-in-service: Many employers provide 2–4× salary as a lump sum. This may be enough to clear a modest mortgage — check your contract.
- Existing life insurance: If you already hold a level term or whole-of-life policy with sufficient cover, you may not need additional mortgage protection.
- Savings and investments: If you have substantial liquid savings that would comfortably clear the mortgage, cover may be less critical.
- Family support: Some people choose to rely on family inheritance or support — though this is risky and should not be the only plan.
For most homeowners with dependants and without substantial savings, mortgage protection insurance is one of the most cost-effective financial safety nets available, particularly when taken out young and in good health.
Mortgage Protection vs Life Insurance vs Income Protection
| Feature | Mortgage Protection | Term Life Insurance | Income Protection |
|---|---|---|---|
| Pays out when? | On death (+ CI if added) | On death | If unable to work |
| Payout type | Lump sum | Lump sum | Monthly income |
| Cover linked to mortgage? | Yes (decreasing) | No (fixed) | No |
| Typical cost (age 35) | £11–22/mo | £15–30/mo | £25–60/mo |
| Recommended for | Repayment mortgage holders | Any life cover need | Self-employed, no sick pay |