Roughly 70 million Americans have 401(k) plans

401(k) is a section of the US tax code

How did 401(k) plans get their name? Check out the 401(k) section (and subsection) of the US tax code made famous by benefits consultant Ted Benna. Tap into your inner accountant and check out the now-famous portion of the dense, 10,000-section tome that is the Internal Revenue Code.

A 401(k) plan allows workers to save for retirement without paying taxes until later

With a 401(k) plans you can invest more money now and let it grow with compound interest. Americans have more than $7T invested in these types of accounts.

The prevalence of 401(k) plans and IRAs over pensions shifted investment risk from employers to employees

The shift also reduced administrative costs for companies—and left millions without guaranteed retirement income. 401(k) plans were introduced in Section 401(k) of the 1978 Revenue Act, which was originally intended as a loophole for people like executives rather than the average employee.

What is a 401(k)?

Should you get a 401(k)? To make sense of this obscure piece of tax code, here’s a beginner’s guide to one of the more common forms of retirement savings in the US. Learn the history of the 401(k), how to sign up for one, the different types, and more in this well-organized and concise explainer from Investopedia.

401(k) plans had an average of $112K as of 2023

The median, however, is much lower at around $27K. The average balance of a 401(k) in the US differs across different age groups and income levels.

Technically speaking, a 401(k) is a type of pension

The Employee Retirement Income Security Act of 1974 lumped both defined-contribution plans like 401(k) plans, and defined benefit plans (like what is colloquially known as a pension) under the term “pension” in order to protect workers and make retirement plan enforcement simpler. Learn more about the ERISA here.

The average American contributed nearly $6,000 to a 401(k) account in 2023

That's an increase over the previous year—and roughly 8% of their total income. When employer contributions are factored in, the total average contribution to 401(k) accounts rose to $8,618 in 2023, up from $8,362 in 2022 and $8,236 in 2021.

The 401(k) is limited in its ability to provide guaranteed retirement income

Part of the problem is the high, often hidden fees associated with the accounts and a lack of access. Plus, analysts say the annual cost in tax revenue to the government is more than $100B.

Ted Benna is the father of the 401(k)

It took a benefits consultant to highlight the financial power of a subtle, obscure tax code change buried away in Section 401, subsection k of the Internal Revenue Code. Benna realized this section, designed primarily for high-earning corporate executives, could help workers save money on taxes when preparing for retirement.

Americans ages 30 to 34 have $44,800 in their 401(k) accounts on average

Americans ages 28 to 44 save about 13.5% of their pretax income on average, which is close to the recommended retirement savings rate of 15%.

US pension plan adoption has declined from 1975 to 2021

Pension plans are a form of guaranteed retirement plan for long-time workers, and they were a major part of industries in the mid-20th century. With the rise of the 401(k) and similar tax-advantaged, defined-contribution accounts, these so-called defined-benefit plans have declined in use by employers. Compare US adoption of both kinds in this table.

About 98% of companies offering employees a 401(k) plan match employee contributions

Broadly speaking, an employer 401(k) match means that if you invest money into your 401(k), your employer will put cash in, too. But these programs are often fairly nuanced.

IRAs and 401(k) plans both help individuals save for retirement, but have their differences

Anyone can open an IRA, but 401(k) plans are accessible only through an employer. These two retirement vehicles also have different contribution limits per year, with 401(k) plans allowing you to contribute significantly more than an IRA.

401(k) plans and pensions differ in who has control over the investments

With pension plans, a company contributes to an investment fund from which it distributes regular payments to a retired worker until their death. A 401(k) gives the worker control over contributions in a tax-advantaged account.

Only half of American workers have retirement accounts at their current jobs

Most American retirement accounts are not nearly funded enough to support people living longer, healthier lives. Get the details on five individuals at different stages of life and hear how they’ve saved—or not—while expert Theresa Ghilarducci explains the current weaknesses of the retirement regime in America.

Researchers, experts, and retirees are finding that the 401(k) has left much to be desired

Baby Boomers, once the biggest generation, are now creating the largest wave of retirees in US history. Much of this generation is also the first to retire predominantly on the expectation that their 401(k) plans or similar tax-advantaged accounts performed well in the markets—which isn’t always the case.

Roth 401(k) plans vs regular 401(k) plans

A normal 401(k) defers tax payments to later, while a Roth requires no tax payments at withdrawal time. Financial experts often recommend investing in a Roth 401(k) plan or Roth IRA when someone first starts their career to lock in a relatively low tax rate.

If your job doesn’t offer a 401(k), you still have retirement savings options

Do you know more than a third of working adults aren't offered a 401(k) through their jobs? If you're part of that group, you still have options for retirement savings, including IRAs, taxable investment accounts, and more.

Smart tips for making the most of your 401(k)

There’s a lot of advice about handling a 401(k), but it can be mired in disclaimers and legalese. Come prepared to your financial advisor or accountant by watching this informative take on how to properly use a 401(k), from consolidating plans to some of the most common errors.

Fees can eat away at your 401(k)

Every investment plan has an expense ratio—a percentage of the total assets that goes to the investment manager in the form of fees. Because 401(k) plans are so common, and many of their participants are not savvy investors, the relative expense ratio for them has often excessively increased.

The IRS sets new contribution limits for IRAs and 401(k) plans each year

In 2024, individuals could contribute up to $7K across all their IRAs. People aged 50 and older could contribute up to $8K. For 2025, the IRS kept the same contribution limits.

A 401(k) 'super catch-up' lets people between 60 and 63 add money to their 401(k)

Through a "super catch-up," they can boost their retirement contributions as they prepare to stop working. But super catch-ups aren't always right for everyone.

The financial crisis in 2008 had a major impact on many 401(k) plans

Amid the 2008 financial crisis, stocks and bonds cratered as the broader market floundered due to the subprime mortgage crisis. Investors with so-called "target-date" funds—which shift allocations based on the maturation of a fund—shared in the slump, with some funds declining by 20% or more just a year or two away from maturation.

Who has retirement accounts?

Though every worker wants to retire, only some have retirement accounts. Data from the Census Bureau shows those who currently own such accounts are disproportionately white and Asian men in the Baby Boomer generation, suggesting access to these crucial retirement plans is not equal. Dive into the numbers and get a sense of who has retirement accounts here.

In 2019, Congress passed the Secure Act to reform key aspects of the US tax code

Key Secure Act provisions included raising the age at which mandatory distributions take effect (to increase saving), allowing larger catch-up contributions for older individuals, and allowing employers to directly match contributions in a Roth 401(k).

What 401(k) savers near retirement can do amid market volatility

If you're close to retirement, volatility in the stock market can feel scary. This guide for 401(k) savers has suggestions on what to do with your retirement accounts during uncertain times, based on how close you are to the age you'd like to retire.

A work-free retirement is a relatively recent development in human history

Though it looks different in other countries, economic historians trace retirement's rise in the US to a growth in personal income through pensions, GDP, and Social Security.

Roth IRAs were first introduced in the Taxpayer Relief Act of 1997

The Roth IRA is one of the most popular retirement accounts in the US. Nearly a quarter of Americans contributed to a Roth IRA in 2023. But this type of financial account hasn’t been around for that long.

Before Social Security, elderly Americans relied on family support, limited state pensions, or company-sponsored pensions

Before Social Security benefits were available to American retirees, they had to find other ways to get by. Pensions were only available to roughly 15% of workers, and most elderly Americans went without meaningful economic security.

The .1% of Americans used to control 7% of all US wealth, but today, they control closer to 18%

Tax policy changes have likely contributed to the recent rise in the number of US billionaires. The average tax rate for the top 400 or so richest Americans is now about half of what it was 50 years ago in the 1970s, while the tax rates for the bottom 90% of Americans have not budged much at all.

Roughly 68.5 million Americans were enrolled in Social Security benefits in December 2024

That amounted to nearly 90% of people ages 65 and older. The federal government spent $1.5T on Social Security in fiscal year 2024 (nearly a quarter of the total federal budget). This article details how these figures contribute to the perception that Social Security is “running out.”

529 plan advantages include state-specific tax exemptions and more

For National 529 Day, celebrated on May 29, an expert explained the basics of 529 accounts. Outside of forced education savings, advantages include flexibility around beneficiaries (they can be changed easily), how unused funds can be rolled into a Roth IRA, and state-specific tax exemptions.

Some politicians have argued that Social Security should be privatized

Specifically, some assert that diverting funds into self-directed retirement accounts should replace Social Security taxes and benefits to some extent in a privatized retirement savings system. This article details the pros and cons of privatizing Social Security.

The average retirement age by country, visualized

In the US, the average retirement age was 64 as of 2020. The Organization for Economic Co-operation and Development projects a two-year increase in the average retirement age by the mid-2060s.

62% of independent workers said they would prefer permanent or non-contract work

In the consulting firm McKinsey’s 2022 “American Opportunity Survey,” 36% of employed respondents (about 58 million Americans) classified themselves as “independent workers.” But they’re not all thrilled about their current professional status.

Retail investing by the numbers

When average Americans began pouring into the stock market, Wall Street wasn’t sure if its new guests were there to stay. But at the end of 2023, Public confidently declared that retail investors “weren’t going anywhere” after 30 million new individuals began buying and selling stock. Download the report to learn more here.

The Depression-era Social Security program assigned every US citizen an account number

Many of the Social Security functions we know today are the result of multiple amendments to the Social Security Act that have been passed in the years since the act’s initial creation in 1935. As Social Security as we know it today was being conceptualized, Democrats opted to make it an insurance program rather than a welfare one to assuage Republicans.

The 60/40 method says to allocate 60% of your portfolio to stocks, and 40% to bonds

The 60/40 method used to be the golden rule when planning for retirement, as stocks are more lucrative and bonds are more reliable. However, it isn’t necessarily the go-to recommendation anymore.

Americans spend an average of $200 on tax preparation services like TurboTax and H&R Block

In 2025, about half of Americans were able to file taxes directly with the IRS for free. It was the second year of the agency's new program, which cuts out intermediaries. Though tax preparation has been free for many Americans, critics say tax companies upsell customers.

What is the 240 paychecks retirement rule?

Many people think about the large sum of money they'll require to retire comfortably. It can be intimidating. The 240 retirement method breaks that thinking down into paychecks. Specifically, the framework argues that the average retiree will need 240 paychecks to retire. Learn more here.

The 20 best small US towns for retirement

Roughly 1 million Americans retire each year, and a quarter of them relocate. This list showcases twenty of the best small towns—with populations no larger than 100,000—for retirees in the US, evaluating each locale by its affordability, safety,...

A growing number of Americans are leaving trust funds behind for their pets

A pet trust ensures that an animal receives financial support and care if its owner can no longer care for the pet. Some lucky dogs have inherited millions of dollars from their owners.

Workers need 40 ‘credits’ to qualify for Social Security retirement benefits

Forty credits are equal to about 10 years of full-time work. If someone has never worked, they won’t be eligible for benefits on their own, but they could qualify via a spouse, ex-spouse, or dependent.

Roughly 75% of Americans report feeling okay financially

Since 2022, fewer Americans report feeling worse off financially, moving from 35% in 2022 to 28% in 2025. Likewise, the number of Americans who reported feeling better about the economy is up 4% from 2022. More than 90% of Americans cite price increases as their biggest financial concern.

Charting where federal revenue comes from

About 50 percent of federal revenue comes from individual income taxes, 7 percent from corporate income taxes, and another 36 percent from payroll taxes that fund social insurance programs. See breakdown in charts here.

Health savings accounts evolved out of medical savings accounts introduced in the 1990s

After medical savings accounts in Singapore and South Africa proved successful, the US introduced a pilot program for small business owners and the self-employed to pair with high-deductible health plans in 1996. In 2003, Congress passed a law inspired by that program, and health savings accounts became tax-free and open to anyone with a high-deductible plan. FSAs, on the other hand, date back to the 1970s.

Financial advice from America’s founding fathers

Several of America's founding fathers—Benjamin Franklin, Thomas Jefferson, and Alexander Hamilton—espoused various financial platitudes during their lives. According to the financial publication Kiplinger, much of their advice holds up in modern times. This article rounds up a few wise words from the founding fathers (and even one first lady) about compound interest, taxes, and education. For money-management tips from America's early days, click here.

About 30% of financial advisors opted for fixed and indexed annuities in 2023

An infographic that shows the most common types of investments used by financial advisors with their clients in 2023 also found that nine in 10 advisors used ETFs, and three-quarters invested in cash and cash equivalents.

See who Americans spend time with over their lives

Time with friends peaks in the teens and falls sharply by the 30s, while time with coworkers dominates middle age. After retirement, both nearly vanish, and time spent alone climbs steadily to nearly 8 hours a day by age 80.

A vast majority of Americans support term limits for Congress

In a 2023 poll, 87% of respondents said they supported imposing term limits on members of Congress. The overwhelming bipartisan backing makes term limits one of the most consistently popular political reforms in the United States.