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Early Retirement Bridge Calculator

Work out how much you need in taxable savings to cover the years between retiring early and when retirement accounts and pensions become available.

Checked by the Money Years editors · Updated October 28, 2026 · How we calculate

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The early retirement gap

In the US, withdrawals from 401(k)s and traditional IRAs before age 59½ usually carry a 10% penalty on top of income tax. Early retirees therefore need a plan for the gap years. The simplest one is a bridge fund: money in regular taxable brokerage accounts, cash or other accessible savings large enough to cover spending until retirement accounts unlock.

Retiring at 45 on $50,000 a year leaves 14.5 years to bridge. With a 3% real return on that money, you need roughly $600,000 accessible at the start; without any return it would be $725,000.

Other ways across the gap

There are legal routes to reach retirement money earlier. Roth IRA contributions (not earnings) can be withdrawn at any time. A Roth conversion ladder moves traditional money into a Roth, with each conversion available penalty-free after five years. Substantially equal periodic payments under IRS rule 72(t) allow fixed early withdrawals. The rule of 55 lets people who leave an employer in or after the year they turn 55 take penalty-free withdrawals from that employer's 401(k). Each has rules worth checking with a tax professional.

Common questions

Can I withdraw from my 401(k) before 59½?

Usually with a 10% penalty plus tax, unless an exception applies, such as the rule of 55 or 72(t) payments.

What is a Roth conversion ladder?

Converting traditional retirement money to Roth each year; each conversion can be withdrawn penalty-free after five years.

How big should a bridge fund be?

About your yearly spending times the number of gap years, slightly less if the money keeps earning a return.

This calculator gives estimates for planning. Real returns, rates and prices change, so treat the result as a guide rather than a promise. Read how we build and check our calculators.