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Life Insurance: How Much Coverage You Actually Need

7 min read · Updated July 2026

Insurance agents love the "10× your salary" rule because it's simple and sells big policies. But a single parent earning $50,000 with $200,000 left on the mortgage needs a very different amount than a dual-income couple with no kids and a paid-off house. The DIME method gives you a real number.

The DIME Method Explained

DIME stands for Debt, Income, Mortgage, Education. You add up four numbers to get your coverage need:

  1. Debt: All non-mortgage debts — credit cards, car loans, student loans (if they won't be discharged at death), personal loans. Include funeral costs ($8,000-12,000 on average).
  2. Income: How many years of income your family would need to maintain their lifestyle. For a parent of young children, 10-15 years. For empty nesters, 5 years. Multiply your annual after-tax income by the number of years.
  3. Mortgage: The remaining balance on your mortgage. This ensures your family can stay in the house.
  4. Education: Estimated college costs for each child. A rough estimate: $100,000 per child for a public university, $200,000 for private. Multiply by the number of children.

Example: A 35-year-old parent earning $60,000

Debt: $15,000 (car + credit cards) + $10,000 (funeral) = $25,000
Income: $48,000 × 12 years = $576,000
Mortgage: $220,000 remaining
Education: 2 kids × $100,000 = $200,000
Total coverage needed: $1,021,000
Subtract existing coverage ($50,000 employer policy) = $971,000

Term vs. Whole Life: Don't Get Sold

Term life insurance covers you for a fixed period — typically 10, 20, or 30 years. If you die during the term, your beneficiaries get the payout. If you don't, the policy expires. It's simple, cheap, and does exactly what most people need: protect your family during your highest-earning, highest-responsibility years.

Whole life insurance combines a death benefit with a savings/investment component. It costs 10-15× more than term for the same coverage. The investment returns are mediocre (typically 2-4% annually after fees). Insurance agents earn large commissions on whole life, which is why they push it so hard.

For 95% of people, the right answer is: buy term, invest the difference. Get a 20-year term policy when your first child is born. By the time it expires, your kids are adults, your mortgage is mostly paid off, and your retirement savings mean you no longer need life insurance.

How Much Does Term Life Cost?

Term life is cheaper than most people think. For a healthy non-smoker in their 30s:

  • $500,000 / 20-year term: $25-35/month
  • $1,000,000 / 20-year term: $40-60/month
  • $1,000,000 / 30-year term: $60-80/month

Rates increase significantly with age and health issues. Smoking doubles or triples the cost. The best time to buy is when you're young and healthy — rates are locked in for the entire term.

What About Stay-at-Home Parents?

A common mistake: only the working spouse gets life insurance. But if a stay-at-home parent dies, the surviving spouse suddenly needs to pay for childcare, housekeeping, transportation, and all the other unpaid labor that parent provided. The replacement cost is typically $40,000-60,000 per year.

Rule of thumb: insure a stay-at-home parent for the same amount you'd pay for childcare and household help until the youngest child turns 18. For two kids, that's often $500,000-800,000.

🛡️ Try our free Life Insurance Calculator

Our Life Insurance Needs Calculator uses the DIME method with inflation adjustments. Enter your debts, income, mortgage, and children — get a precise coverage number in seconds.

The Bottom Line

  1. Use the DIME method: Debt + Income + Mortgage + Education. It gives a real number, not a guess.
  2. Buy term life, not whole life. Invest the premium difference in index funds.
  3. Get a 20-year term when kids are young. By the time it expires, you won't need it.
  4. Insure stay-at-home parents too. Their replacement cost is $40K-60K/year.
  5. Buy when you're young and healthy — rates are locked for the entire term.

Disclaimer: This guide is for informational purposes only and does not constitute financial or insurance advice. Consult a licensed insurance professional for your specific situation.