You hear 'tax bracket' all the time, but most people misunderstand what it actually means. Getting into a higher bracket doesn't mean all your income gets taxed at that rate — it only applies to the money within that bracket. Here's how progressive taxation really works and why your effective rate is always lower than you think.
How Do Tax Brackets Work in the US?
The US uses a progressive tax system: higher income is taxed at higher rates, but only the portion that falls in each bracket. If you're single and earn $75,000 in 2025, you don't pay 22% on the full amount. You pay 10% on the first $11,925, 12% on the next $36,550, and 22% only on the remaining $26,525.
That misunderstanding alone costs people thousands in unnecessary tax fear.
| Tax Rate | Income Range | Tax Owed |
|---|---|---|
| 10% | $0 – $11,925 | $1,192.50 |
| 12% | $11,926 – $48,475 | $4,386.00 |
| 22% | $48,476 – $103,350 | Depends on income |
| 24%+ | $103,351+ | Higher brackets apply |
Marginal vs. Effective Rate — What's the Difference?
Your **marginal rate** is the rate on your last dollar earned — the highest bracket your income touches. Your **effective rate** is your total tax divided by your total income — the actual percentage you pay. For a single filer earning $75,000, the marginal rate is 22%, but the federal effective rate is roughly 13–14%.
That's a massive difference, and understanding it changes how you think about raises, bonuses, and tax planning.
Many people turn down raises or bonuses because they think the extra income will be 'taxed at 22%.' It will be — but that's still better than keeping $0. Earning $1,000 more and paying $220 in tax leaves you with $780 you didn't have before. Never turn down money because of taxes.
What Lowers Your Taxable Income?
Your gross income isn't what gets taxed. You subtract adjustments, then the standard or itemized deduction, to arrive at taxable income. Here are the most powerful ways to reduce it.
Calculate Your Take-Home Pay
Use our free Income Tax Calculator to see your marginal and effective rates, FICA breakdown, and net pay for any filing status and state.