Roth vs Traditional 401(k) at 45 on $75k income? (married)

Ben & Sofia, 45 and 45, in Columbus, OH

example

Married, no kids yet · $75k/yr household income

They're maxing their 401(k) in Columbus and unsure whether Roth or traditional is quietly costing them.

45, married, $75k/yr. Roth or traditional 401(k)? "Always Roth" isn't always right at this income. Here's the lifetime-tax difference, modeled year by year.

The setup

Age

Household income

$75,000/yr

Household

Married, dual income

Liquid savings

$63,000

Retirement savings

$189,000

Investing return

7%/yr

SHIFT

Lean Traditional, your 16% rate drops to ~6% in retirement

16% → 6%

Rate drops 10% in retirement

Projected net worth

Today: $294k$4.8M projected

Rate Now

16%

Rate Retired

Best Strategy

All Trad

NW Diff

+$111k

Your current effective rate of ~16% (engine-computed) drops to ~6% in retirement. Traditional saves taxes now when your rate is highest. The All Trad strategy produces +$111k more at retirement.

Scenario	Strategy	Retire NW	Lifetime Taxes	Retire SWR/mo	Coverage
All Trad	100% Traditional	$2,255,294 ($1.2M in today's dollars)	$965k	$7,518	25 yrs
Current	Current mix	$2,144,329 ($1.2M in today's dollars)	$749k	$7,148	25 yrs
50/50	50/50 Split	$2,200,722 ($1.2M in today's dollars)	$826k	$7,336	25 yrs
Roth 70%	Tilt Roth (70%)	$2,160,762 ($1.2M in today's dollars)	$772k	$7,203	25 yrs
All Roth	100% Roth	$2,137,861 ($1.2M in today's dollars)	$779k	$7,126	25 yrs

Tax laws change. Roth conversions, RMDs, and state tax changes can shift the calculus. This analysis uses current rates as a starting point.

Your real number depends on your savings, debts, and city. The averages above are a starting point. Model your exact situation and get your verdict.

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Frequently asked

Roth or traditional 401(k) for a married household earning $75k at 45?

Lean Traditional, your 16% rate drops to ~6% in retirement

Rate drops 10% in retirement

16% → 6%, modeled with Rightmont's projection engine for this exact scenario.

How was this calculated?

Rightmont runs your numbers through a year-by-year projection engine (taxes, compounding, Social Security, and your real cashflow) to model the outcome. Model your own version free in under a minute.

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For educational purposes only, not financial advice.