Retirement Savings Guide

Understanding Traditional and Roth Retirement Accounts

When planning for retirement, understanding the differences between account types is foundational to making informed decisions about where to save. The two most common individual retirement account structures are Traditional and Roth accounts, and they operate under distinctly different tax frameworks that affect how much you contribute, how much grows tax-free, and what happens when you withdraw money later.

A Traditional IRA (Individual Retirement Account) allows you to make contributions that may reduce your taxable income in the year you make them. This upfront tax deduction is a primary advantage for people in higher tax brackets during their working years. The money you contribute and all the investment growth within the account accumulate without being taxed annually—this is called tax-deferred growth. However, when you withdraw money in retirement, those withdrawals are taxed as ordinary income at whatever your tax rate is at that time. This structure assumes that you'll be in a lower tax bracket after you stop working.

A Roth IRA works in the opposite direction. Contributions to a Roth account are made with after-tax dollars, meaning you don't get a tax deduction when you contribute. The significant advantage comes later: the money grows tax-free, and withdrawals in retirement are also tax-free, provided certain conditions are met. To withdraw earnings tax-free from a Roth, the account must have been open for at least five tax years and you must be at least 59½ years old. This structure benefits people who expect to be in a higher tax bracket in retirement or who simply prefer the certainty of knowing their retirement withdrawals won't be taxed.

Income limits affect Roth IRA participation. For 2024, single filers can contribute the full amount if their modified adjusted gross income (MAGI) is below $146,000, with the contribution range phasing out between $146,000 and $161,000. For married couples filing jointly, the phase-out range is $230,000 to $240,000. Traditional IRA contributions have no income limits, but the tax-deductibility phases out if you or your spouse have access to an employer-sponsored retirement plan and earn above certain thresholds.

A practical consideration: Some people use a strategy called a "backdoor Roth" when their income exceeds Roth limits. This involves contributing to a Traditional IRA (which has no income limits) and then converting it to a Roth. This strategy has tax implications and requires careful planning, particularly if you have other pre-tax IRA balances.

Practical Takeaway: Choose between Traditional and Roth based on your current tax bracket versus expected retirement tax bracket. If you expect to earn less in retirement, Traditional may be advantageous now. If you expect higher earnings in retirement or want tax-free withdrawals, Roth may serve you better. Many people benefit from having both types of accounts.

Annual Contribution Limits and Age-Based Rules

The Internal Revenue Service sets annual limits on how much you can contribute to retirement accounts. These limits change periodically to account for inflation, which means the amounts available to savers increase over time. Understanding these limits helps you maximize savings and avoid penalties for over-contributing.

For 2024, the contribution limit for both Traditional and Roth IRAs is $7,000 for individuals under age 50. This limit applies to the combined total across all your IRA accounts—meaning if you have both a Traditional and Roth IRA, your total contributions to both cannot exceed $7,000 in a single year. The IRS increased this limit from $6,500 in 2023 as part of automatic adjustments for inflation. In 2025, the limit remains $7,000 for those under 50.

The IRS recognizes that individuals in their 50s and beyond have fewer years to save before retirement and therefore allows "catch-up contributions." If you're age 50 or older, you can contribute an additional $1,000 per year, bringing your total IRA contribution limit to $8,000 for 2024 and 2025. This catch-up provision applies to both Traditional and Roth accounts. People who reach age 50 during a calendar year can make the higher catch-up contribution for that entire year.

Contribution limits for employer-sponsored plans like 401(k)s are substantially higher. For 2024, employees can contribute up to $23,500 to a 401(k), 403(b), or most 457 plans. This represents a significant increase from previous years and reflects inflation adjustments. Employees age 50 and older can add a catch-up contribution of $7,500, bringing the total to $31,000 for 2024. For 2025, the limit increased to $24,000 for those under 50 and $31,000 for those 50 and older.

An important distinction: contribution limits refer only to what you contribute from your salary. This doesn't include employer matching contributions, which are separate. Many employers offer to match a portion of what employees contribute—for example, matching 50% of contributions up to 6% of salary. This employer contribution doesn't count toward the employee's contribution limit.

There are also income-related contribution limits for certain higher earners. For Roth IRAs, as mentioned previously, the ability to contribute phases out at higher income levels. For Traditional IRAs, while anyone can contribute, the ability to deduct contributions phases out if you're covered by an employer plan and earn above certain thresholds.

The timing of contributions matters for tax purposes. Contributions made to IRAs are generally considered made for a given tax year if they're received by the IRA trustee by the tax filing deadline (typically April 15 of the following year). Employer-sponsored plan contributions must be made by December 31 of the tax year for which they're intended.

Practical Takeaway: If you're under 50, aim to contribute at least $7,000 annually to an IRA if possible. If you have access to a 401(k) at work, try to contribute enough to capture any employer match—this is essentially free money. Once you reach 50, take advantage of catch-up contributions to accelerate your retirement savings during your final working years.

How Employer-Sponsored Retirement Plans Operate

Employer-sponsored retirement plans represent the primary retirement savings vehicle for most American workers. These plans, predominantly 401(k)s in the private sector and 403(b)s in nonprofit and educational institutions, allow employees to contribute directly from their paychecks into a dedicated retirement account. Understanding how these plans function helps workers make informed choices about participation and contribution levels.

A 401(k) plan is established by an employer and allows eligible employees to contribute a portion of their salary on a pre-tax basis. The money comes directly from your paycheck before federal income taxes are calculated, reducing your current taxable income. For example, if you earn $60,000 annually and contribute $10,000 to your 401(k), your taxable income becomes $50,000 for federal income tax purposes. Your contributions grow tax-deferred within the account until you withdraw the money in retirement.

Many employers offer a matching contribution to incentivize employee participation. A common matching formula is that the employer matches 50% of your contributions up to 6% of your salary. If you earn $60,000 and contribute 6% ($3,600), your employer would contribute an additional $1,800. This is immediate income. Conversely, if you only contribute 3% ($1,800), your employer only matches that 3%, contributing $900. Not contributing enough to capture the full employer match means leaving money on the table. According to recent surveys, about 50% of employers offering 401(k) plans also offer employer matching contributions.

Vesting schedules determine when employer contributions become yours to keep. Some employers use immediate vesting, meaning the employer match is yours right away. Others use graded vesting, where you become entitled to a percentage of employer contributions over time—for example, 20% per year over five years, or 25% per year over four years. If you leave the company before becoming fully vested, you forfeit the unvested portion. This policy is designed to encourage employee retention.

Investment choices within a 401(k) vary by employer. Most plans offer a selection of mutual funds including stock funds, bond funds, and money market funds. Many employers also offer target-date funds, which automatically adjust their asset allocation (how much is in stocks versus bonds) as you