How it works
A life insurance ladder stacks several term policies with staggered end dates so total coverage falls as the family's need falls — matching insurance to the shape of the obligation instead of buying one flat block. The need is genuinely shaped: it peaks when the mortgage is fat, children are small and savings thin, then declines every year as principal amortizes, kids become independent and assets compound. A thirty-year level policy sized to the peak insures a shrinking obligation at peak prices for decades nobody needed it. Laddering — say a large ten-year tier, a medium twenty-year tier and a smaller thirty-year base — keeps the early years fully covered while shedding expensive coverage exactly when the need disappears. The economics surface in lifetime premium: staggered tiers typically cost tens of thousands less than the flat equivalent over the same horizon. The failure mode is a mis-sized staircase: when an early tier expires, whatever survives must still cover the need at that moment, or the family walks a stretch of years underinsured — the calculator counts those years explicitly. Each expiry doubles as a checkpoint to re-shop rates and reassess health; remember that buying new coverage later requires evidence of insurability, which age and diagnosis do not always grant.
Formula
coverage(t) = sum of active tier amounts | savings = flat lifetime premium - ladder lifetime premium
Tips
- Size each surviving tier to cover the need at the moment the previous tier expires.
- Match expirations to dated obligations — mortgage end date, youngest child turning independent.
- Treat every tier expiry as a re-shopping checkpoint, not an automatic renewal.
- Health changes: a conversion rider lets a dying tier convert without new evidence of insurability.
- Run a needs calculation first — laddering a wrong total is precise execution of the wrong plan.
Frequently asked questions
- What is laddering term life insurance?
- Buying multiple term policies with different amounts and end dates — for example $1.2M for 10 years, $350K for 20 and $500K for 30 — so coverage steps down as the family's financial dependence fades, cutting lifetime premiums versus one level policy.
- Is it cheaper to ladder term life policies?
- Usually yes, meaningfully: a flat 30-year policy insures peak need for the whole term, while a ladder sheds expensive coverage as obligations retire. On typical inputs the ladder saves tens of thousands over the horizon — the calculator quantifies it for your quotes.
- Can I have multiple life insurance policies?
- Absolutely — insurers disclose other coverage in the application and issue up to their total-coverage ceilings freely. Multiple policies are standard practice among planners; there is no rule limiting you to one term policy.
- How do I size each rung of the ladder?
- Work backwards from dated obligations: mortgage payoff date, children's independence dates, retirement savings maturity. Each surviving stack of policies must cover the estimated need at the previous expiry — the under-insured-years output flags exactly where a rung falls short.
- What happens when a term layer expires?
- That coverage ends and its premium stops. Options at expiry: let it go if the need truly fell, shop a new policy (subject to current health and age pricing), or exercise a conversion rider to permanent cover without evidence of insurability within the allowed window.