Term Life Insurance: The Only Kind Most People Need

Life insurance is the only financial product on earth you buy hoping it expires worthless. If you never use it, you won. And yet the industry spends billions trying to convince you that’s a problem — that what you really want is a policy that “builds cash value,” “pays you back,” and does double duty as an investment. Here’s the thing: mixing insurance with investing is how you end up overpaying for both. This post is my plain-English case for term life, a method for sizing the policy, and the honest exceptions where permanent insurance isn’t crazy.

What Insurance Is Actually For

Strip away the sales pitch and life insurance does exactly one job: it replaces your income for the people who depend on it, if you die during the years they depend on it. That’s it. It’s not a retirement plan, not a savings account, not a tax shelter first. When you size a policy around that job, the decision gets very simple very fast.

Think about what your family would actually face without your income. The mortgage still bills, daycare still bills, the car loan still bills — and on top of that, someone has to fund whatever future you were saving toward: college, retirement, the whole plan. Term insurance covers that window. If you die in year 8 of a 20-year term, your family gets the payout and the plan survives. If you don’t die, you’re 20 years further along, your investments have grown, and — this is the part nobody emphasizes — your net worth has slowly become its own life insurance policy.

That’s the entire logic of term: buy a big payout for the years your gap is biggest, and let your freedom number do the covering later. If you’ve read how to calculate your financial freedom number, you already know the trajectory — the gap between “what we owe” and “what we own” shrinks every year you invest. Life insurance is the bridge over the widest part of that gap.

Sizing the Policy: The DIME Method

Forget the vague “10 times your income” rule for a second and use DIME, which forces you to justify every dollar:

• D — Debts: everything you’d leave behind except the mortgage. Car loans, credit cards, the personal loan from the in-laws.
• I — Income replacement: the years of income your family would need. This is the biggest number by far.
• M — Mortgage: the payoff balance, if keeping the house is a priority.
• E — Education: a rough estimate of future college costs for your kids.

Here’s a worked example for a hypothetical 35-year-old with two kids. Debts excluding mortgage: $30,000. Income of $75,000, replaced for 20 years — but you don’t just multiply 20 × $75,000, because a lump sum invested earns its own return. A rough sanity check: $500,000 invested at 5% throws off about $25,000 a year, so replacing three-quarters of a $75,000 income (you stop needing to save for retirement once you’re gone) points to roughly $700,000-$750,000 of coverage. Mortgage balance: $280,000. Education for two kids: $100,000 as a planning placeholder. Add it up and you land near $1.1 million. The common 10-12x income shortcut (10 × $75,000 = $750,000) would undershoot this family, because it ignores the mortgage and education entirely.

DIME component	Example amount
Debts (excl. mortgage)	$30,000
Income replacement (rough)	$700,000-$750,000
Mortgage payoff	$280,000
Education (two kids)	$100,000
Total coverage target	~$1.1-$1.2 million

Can’t afford the full number? Buy what fits the budget. A $750,000 policy that actually gets bought beats a $1.2 million quote that scares you into doing nothing. And remember the trajectory: every year of investing shrinks the coverage you truly need, because the income-replacement job is increasingly done by your portfolio instead of a policy.

Term vs Whole Life, Honestly

Whole life (and its cousins — universal, indexed universal) bundles insurance with a savings component. That sounds appealing until you look at the mechanics. A chunk of your premium goes to fees and commissions, the “cash value” often earns a modest fixed return, and in the early years the cash value is near zero while your cost of insurance quietly climbs. Policies designed to look like investments usually do neither job particularly well. This isn’t a fringe opinion — it’s the standard critique from most fee-only advisors, and the reason term policies dominate the recommendations of anyone who doesn’t earn a commission on the permanent kind.

The fair version of the whole-life argument goes like this: it’s permanent (you can outlive it), it forces savings discipline, and in rare high-net-worth estate situations it has actual planning uses. All true, and mostly irrelevant for a 35-year-old trying to cover a mortgage and daycare. If your need is temporary — and for almost everyone under 60 raising kids, it is — you’re paying permanent-product prices for a temporary problem.

On cost: for a healthy non-smoker in their 30s, a 20-year term policy for $500,000 of coverage is commonly quoted in the ballpark of $25-$40 a month. Prices vary a lot with health, tobacco use, and term length, so get multiple quotes — the spread between insurers for identical coverage is genuinely wide. And the comparison that matters: a similar whole-life premium for that coverage is typically several times higher, which is why the “just buy term and invest the difference” line exists in the first place.

Laddering: Paying for Coverage While You Need It

Here’s a trick most first-time buyers miss. Your need for coverage isn’t flat over 20 years — it’s biggest while the mortgage is fat and the kids are young, then it shrinks as your investments grow and your debts shrink. A single 20-year policy sized for the peak is oversized for the back half. Laddering fixes that.

Instead of one $1 million, 20-year term policy, you buy two smaller policies: a $500,000, 20-year term and a $500,000, 10-year term. For the first decade you carry $1 million total. In year 11 the short policy expires, you drop to $500,000 — precisely when your net worth has grown enough to self-insure part of the gap — and your total premium drops along with it. You pay peak prices only during peak-need years. The same trick works in reverse if you want to stack a short policy onto a long one while your kids are young.

Laddering isn’t free of tradeoffs: two applications means two underwriting processes, and if your health changes in year 12, you can’t easily add new coverage. That’s an argument for erring slightly generous on the long policy. It’s a judgment call, not a math proof — and it’s exactly the kind of thing to confirm with a fee-only advisor rather than a commissioned salesperson.

The Practical Checklist

• Buy while healthy. Rates are locked by your health at application. Waiting until “we’re more settled” can cost 30-50% more per month, or an uninsurable rating if something changes.
• Both partners need coverage if both earn, or if one is a stay-at-home parent — replacing a caregiver’s labor costs real money (childcare, roughly).
• Match the term to the dependency window: kids grown + mortgage retired = coverage can end.
• Name real beneficiaries, with a backup, and revisit them after every major life event. Life insurance paid to a minor without a trust or custodian arrangement is its own headache.
• Tell someone where the policy lives. A payout nobody can find is a payout that never happens.

One more honest note: I’m not a financial advisor and this isn’t financial advice — it’s the framework I’d hand a friend. Insurance needs are personal, and the numbers above are planning examples, not recommendations.

Life insurance is a bet on the boring version of the future: you keep showing up, the policy lapses, and nobody ever needs the payout. Cheap protection that lets you take real risks everywhere else — that’s the whole product. And if the reason you’re sizing a policy is that your family leans hard on one income, it’s worth attacking that fragility directly too; the $62,000 debt-free year we went through taught us how much of financial security is just removing single points of failure, one boring decision at a time.

Your forward step this week: run DIME on your own household tonight — debts, income years, mortgage payoff, education placeholder — and write the total at the top of a page. If you already carry coverage, check whether the death benefit still matches the number you just wrote. And if you’re building the broader safety net around your family, umbrella insurance is the next cheap layer most people skip, and building your financial freedom runway is the part that eventually makes all of this optional.