Life Insurance9 Jan 20252 min read

Life Insurance Calculator: How Much Cover Do You Need in 2026?

Not sure how much life insurance you need? Use our guide to calculate the right level of cover for your situation in 2026.

Published by

Cockatoo Editorial Team · In-house editorial team

Reviewed by

Louis Blythe · Fact checker and reviewer at Cockatoo

One of the biggest questions Australians face when buying life insurance is: how much do I actually need? Too little cover leaves your family vulnerable; too much means paying for protection you don't need. In 2026, with property prices, living costs, and family structures constantly evolving, getting this calculation right is essential.

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The Basic Formula

A simple starting point for calculating life insurance needs:

Life insurance need = Debts + Income replacement + Future expenses – Existing assets

Let's break this down:

  • Debts: Your mortgage, car loans, credit cards, personal loans, and any other liabilities you'd want cleared.

  • Income replacement: How many years of your income would your family need to adjust? Multiply your annual income by 5–15 years, depending on your family's situation.

  • Future expenses: Consider school fees, university costs, childcare, and any other major expenses you'd want covered.

  • Existing assets: Subtract savings, investments, existing life insurance (including super), and any assets that could be liquidated.

Step-by-Step Example

Let's say you're a 40-year-old professional in Melbourne:

  • Annual income: $110,000
  • Mortgage: $550,000
  • Car loan: $25,000
  • Credit card debt: $5,000
  • Children's education fund needed: $100,000
  • Years of income replacement needed: 7 years
  • Existing super life cover: $150,000
  • Savings: $30,000

Calculation:

  • Debts: $550,000 + $25,000 + $5,000 = $580,000
  • Income replacement: $110,000 x 7 = $770,000
  • Future expenses: $100,000
  • Total need: $580,000 + $770,000 + $100,000 = $1,450,000
  • Less existing assets: $150,000 + $30,000 = $180,000
  • Cover required: $1,450,000 – $180,000 = $1,270,000

Factors That Affect Your Calculation

Your ideal cover amount depends on several personal factors:

  • Number of dependents: More children or elderly parents relying on you means higher cover needs.

  • Partner's income: If your partner earns a significant income, you may need less cover than a single-income household.

  • Lifestyle expectations: Do you want your family to maintain their current lifestyle, or would a more modest standard be acceptable?

  • Inflation: Consider that living costs will rise over time. Some policies offer inflation-linked cover.

  • Age of children: Younger children require more years of support than teenagers approaching independence.

Common Mistakes to Avoid

When calculating your life insurance needs in 2026, watch out for:

  • Underestimating expenses: Don't forget ongoing costs like utilities, insurance, healthcare, and extracurricular activities.

  • Ignoring stay-at-home parents: The economic value of childcare, cooking, and household management is significant—often $50,000–$80,000 per year.

  • Forgetting about super insurance: Check your super fund's default cover before buying additional insurance.

  • Not reviewing annually: Your needs change as you pay down debt, have more children, or your income grows. Review your cover each year.

Online Calculators

Many insurers and comparison sites offer online life insurance calculators. These tools ask about your income, debts, dependents, and existing cover to estimate your needs. While useful, remember they're a guide—not a substitute for a detailed review of your personal circumstances.

Next step

Compare finance options with a clearer shortlist

Review lenders, brokers, and finance pathways before you commit to the next step.

Compare finance options

Getting It Right

The right amount of life insurance gives you peace of mind without overpaying. Start with the basic formula, adjust for your unique situation, and revisit your calculation whenever your circumstances change. If in doubt, a financial adviser can help you fine-tune your cover to match your family's needs.

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Published by

Cockatoo Editorial Team

In-house editorial team

Publishes and updates Cockatoo’s public explainers on finance, insurance, property, home services, and provider hiring for Australians.

Borrowing and lending in AustraliaInsurance and risk coverProperty decisions and homeowner planning
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Reviewed by

Louis Blythe

Fact checker and reviewer at Cockatoo

Reviews Cockatoo’s public explainers for accuracy, topical alignment, and consistency before they are surfaced as public educational content.

Editorial review and fact checkingAustralian finance and borrowing topicsInsurance and cover explainers
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