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Longevity 2.0: How to Plan for Living to 100 Without Outliving Your Money

Longevity 2.0: How to Plan for Living to 100 Without Outliving Your Money

March 27, 2026

Retirement planning isn’t just about saving enough — it’s about making sure your money lasts as long as you do. With people living longer than ever, longevity has become one of the biggest risks in retirement. One in four Americans who reach age 65 will live past 95, and many will make it to 100 or beyond. While that’s wonderful news for quality of life, it creates a serious financial challenge when healthcare costs for a couple can easily exceed $315,000 (not including long-term care).

In today’s low-rate environment (yields around 3–4%), traditional “safe” strategies no longer cut it. The classic 4% rule and the “100 minus your age” allocation are outdated and can leave you vulnerable to inflation, rising medical expenses, and market volatility. Unmodeled plans often have a 50% or higher chance of running out of money by age 100.

The good news? With the right tools — especially HSAs, annuities, and proper modeling — you can dramatically improve your odds and enjoy a confident, tax-efficient retirement.

Why Old Rules No Longer Work

Many retirees shift heavily into conservative investments to feel “safe.” But this often forgets one critical factor: inflation quietly erodes purchasing power over a 25–30+ year retirement. A portfolio that’s too conservative may protect against short-term dips but fails to keep up with rising costs, especially healthcare.

Real Client Story: From 65% to 95% Success

A recently retired couple in their early 70s came to me worried about outliving their savings. Their initial model showed only a 65% probability of success to age 100, largely due to healthcare and long-term care costs.

We discovered their asset allocation was much too conservative — a common mistake. With a modest rebalancing toward growth assets (while still protecting the early years), combined with two key adjustments — maximizing HSAs for tax-free medical expenses (including hearing aids and preventive care) and adding a modest annuity for guaranteed income — their probability of success jumped to **95%**.

They could finally relax and enjoy retirement instead of constantly worrying about running out of money. This is exactly the kind of modeling I walk through in Chapters 9 and 10 of my book, *A Smarter Way to Retire: 10 Steps Towards a Confident Financial Future*.

Your Action Plan: Build a Stronger Longevity Plan

Here’s how to start protecting your own retirement:

  1. Run the Numbers

   Use a solid financial model with Monte Carlo stress testing to project your plan all the way to age 95–100, factoring in realistic healthcare inflation.

  1. Maximize HSAs

   Contribute up to the 2026 limits ($8,750 for a family + $1,000 catch-up at 55+). Use them for qualified medical expenses to keep more money growing tax-free.

  1. Consider Annuities for a Floor

   In a low-rate world, a portion of your portfolio in an annuity can provide guaranteed income that isn’t affected by market volatility.

  1. Incorporate Health-Wealth Strategies

   Model preventive care costs (exercise, hearing health, etc.) so small expenses today don’t become massive ones later. Keep moving — join a gym, schedule walks, and do some weight training to stay strong for your grandkids.

  1. Review Annually

   Longevity and healthcare costs change — keep your model updated and make small adjustments as needed.

Free Resources for You

I’ve put together a comprehensive guide to help you navigate tax-efficient strategies that pair well with longevity planning. Download your free copy of the **Roth IRA Conversion Playbook 2026 Edition** at leonardifamilywealthcare.com/roth-ira-conversion-playbook.

Also, mark your calendar for our next quarterly webinar: Taxes and Roth Conversions, happening live on Wednesday, April 2 at 12:00 PM ET. We’ll go deeper on tax-efficient retirement strategies, answer your questions live, and share fresh modeling examples. Spots are limited — register free at the link in the description or on my website.

Your Next Step

Want to see how your plan holds up against longevity risk? I’ll help you build **My Smart Retirement Model** — your personal financial dashboard — no cost or obligation, while time slots remain open. Book your session here: calendly.com/anthony-leonardi-leonardifwc/15-minute-check-in-quick-questions-quick-answers.

Because there IS a Smarter Way to Retire.