Social Security Tax Limit Rises Again: Who Pays More in 2026?

The Social Security Administration (SSA) just announced two key updates for 2026: the new cost-of-living adjustment (COLA) and the updated Social Security tax wage base.

You’ve probably heard a lot about the COLA, but fewer people realize there’s a cap on how much of your earnings are subject to the Social Security payroll tax. This “wage base" (also known as the Social Security tax limit or wage cap) sets the maximum amount of income that can be taxed to help fund the program each year.

That's important since payroll taxes help fund Social Security, which more than 68 million Americans rely on for retirement, disability, or survivor benefits.

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But the higher the wage cap, the more income is taxed, which particularly affects higher earners.

Here’s how that limit is changing for 2026 and what it could mean for your paycheck.

Social Security wage base 2026

The Social Security tax limit (aka wage base) will increase by about 4.8% to $184,500 for 2026.

The amount is adjusted annually for inflation. However, it’s important to note that the wage base and SS COLA are calculated using distinct methods and data sets.

The tax limit changes are particularly significant for high-income earners, who may pay more Social Security tax on their earnings next year. So, understanding the adjustment is crucial for effective financial planning.

Social Security tax rate

As noted, the 2026 Social Security tax limit rises to $184,500 for 2026. (The 2025 tax limit was $176,100.)

This 4.77% increase is less than the 5.2% jump from 2023 to 2024 but more than the 4.4% increase from 2024 to 2025.

Still, if you earn more than $176,100 this year, 2025, you haven’t had to pay the Social Security payroll tax on the amount of your income that exceeds that limit.) That can result in considerable tax savings.

• Take, for example, an employee with a 2025 annual salary that exceeded the tax limit by $10,000. Since the Social Security tax rate is 6.2% (your employer also pays 6.2%), they would save $620 on Social Security taxes.
• On the other hand, someone who earns wages exceeding the base by $30,000 would receive a $1,860 tax break.
• The more you make over the tax limit, the more your Social Security tax savings.

However, the Social Security tax limit increases yearly as the national average wage index increases. When that happens, more income is subject to the Social Security tax.

Note: Some people don’t have to pay Social Security taxes. (Exemptions from Social Security taxes may be available if certain requirements are met.)

Also, self-employed individuals pay the full 12.4% rate. However, if you're self-employed, you can deduct the employer-equivalent portion of that amount.

Medicare tax rate 2025 and 2026

It’s also worth noting that, unlike Social Security, the Medicare tax has no income cap.

The standard Medicare tax rate of 1.45% (paid by the employee, 2.9% total when added to the employer portion) applies to all earnings, regardless of income level.

High-income earners can be subject to an additional Medicare surtax of 0.9%. This applies to those with income above $200,000 for single filers or $250,000 for married couples filing jointly.

Self-employed individuals pay the employee and employer portions of Medicare tax but can claim a self-employment tax deduction. The 0.9% on high incomes may apply.

Social Security COLA 2026

Along with the wage tax base rate, the SSA announced the 2026 COLA increase, which is 2.8%.

On average, according to the SSA, Social Security retirement monthly benefits for an "average retiree" are expected to grow by about $57 as of January 2026.

For more information, see Kiplinger's report: The Social Security COLA for 2026: What You Need to Know.

Will the Social Security tax limit be eliminated soon?

As Social Security faces mounting long-term funding pressures, some lawmakers and policy groups are reviving calls to scrap the SS payroll tax income cap.

Removing the Social Security tax wage base/limit would mean high earners pay the 6.2% Social Security tax on all their income, not just earnings below the annual limit.

Right now, some wealthy taxpayers in the U.S. reach the wage limit quickly. For instance, someone earning $2 million a year would surpass the 2025 wage base of $176,100 in less than five traditional work days.

After that point, they no longer pay Social Security tax for the rest of the year, while middle-income workers continue contributing on every paycheck.

• Supporters contend that eliminating the cap would inject new revenue into the Social Security trust fund and make the tax system fairer by ensuring everyone contributes the same share of their pay.
• Some say scrapping the cap would also bring Social Security taxation in line with the Medicare tax, which has no earnings limit.
• But opponents argue that lifting the limit would amount to a tax increase on upper-income workers and small business owners.

Additionally, some point out that while high-income individuals might pay more in taxes, the current Social Security benefit calculation formula could result in them eventually receiving higher benefits in retirement. (That could further strain the system.)

For now, the limit remains in place, but continues to rise each year. So, if you're a high earner, plan accordingly or consult a tax professional to see how this shift might impact your bottom line.

Related

• Social Security Tax Limit 2025: What to Know
• Medicare Tax: Who Pays and How Much?
• Types of Income the IRS Won't Touch