Quick Read – Maxing out a 401(k) at $24,500 annually for 30 years grows to roughly $2.78 million at an 8% return. – The average worker saving 7.7% of a $64,220 salary accumulates about $873,000 over 30 years, including employer match. – Hitting the contribution cap would consume…
% of a median worker’s gross income, making it unrealistic for most Americans. – The 2026 401(k) contribution limit is $23,500 for workers under 50. That is the legal maximum a typical employee can defer from their paycheck before any employer match
Most Americans do not come close to that figure. Vanguard’s most recent participant data puts the average employee deferral rate at 7.7% of pay, with a median of 6.8%. The gap between what the IRS allows and what people actually contribute compounds over decades, and the ending balances tell very different retirement stories.
The Maxed-Out Path A worker who contributes the full annual limit every year for 30 years, earning an 8% average return, would accumulate roughly $2.6 to $2.8 million. At a 10% return, the total rises to around $3.8-$4.0 million. Actual market returns have been uneven, and recent performance has been stronger than long-term averages, boosting outcomes for investors who consistently contributed over the past decade.