What Tax Bracket Am I In? A Starter Guide for New Workers
Most first-job workers earning $20,000 to $50,000 are in the 10% or 12% federal tax bracket for 2026. But being "in" the 12% bracket does not mean all your income is taxed at 12% - only income above a threshold is taxed at the higher rate. This is the progressive tax system. The first $12,400 of taxable income is always taxed at just 10%, no matter how much you earn total.
How progressive taxation works
The U.S. federal income tax uses a graduated rate structure. Income is taxed in layers, with each layer (bracket) applying only to the portion of income that falls within it. Think of it as filling a series of buckets. The first bucket fills at 10%, the next at 12%, and so on. Once a bucket is full, overflow goes into the next bucket at the higher rate.
A person with $60,000 in taxable income does not pay 22% on all $60,000. They pay 10% on the first $12,400,12% on the next $38,000, and 22% on only the remaining $9,600.
The 2026 federal brackets for single filers
These are the 2026 federal income tax brackets for single filers, from Rev. Proc. 2025-32. These rates apply to taxable income - your income after the standard deduction and other adjustments.
| Taxable Income (Single) | Tax Rate | Relevant for most first-job workers? |
|---|---|---|
| $0 to $12,400 | 10% | Yes |
| $12,400 to $50,400 | 12% | Yes |
| $50,400 to $105,700 | 22% | Possibly (higher earners) |
| $105,700 to $201,775 | 24% | Unlikely |
The full bracket schedule continues at 24%, 32%, 35%, and 37% for higher incomes. These brackets apply to taxable income, not gross wages.
Worked example: $35,000 income
Here is how federal income tax is calculated for a single filer earning $35,000 in gross wages in 2026, taking only the standard deduction:
| Step | Calculation | Amount |
|---|---|---|
| Gross income | $35,000 | |
| Standard deduction (single, 2026) | -$16,100 | |
| Taxable income | $35,000 - $16,100 | $18,900 |
| Tax on first $12,400 at 10% | $12,400 x 10% | $1240.00 |
| Tax on next $6,500 at 12% | $6,500 x 12% | $780.00 |
| Total federal income tax | $2020.00 | |
| Effective tax rate | $2020.00 / $35,000 | 5.77% |
This worker is "in the 12% bracket" because some of their taxable income reaches the 12% tier. But their effective tax rate is only5.77% because much of their income was sheltered by the standard deduction and the lower 10% rate on the first portion.
Effective rate vs. marginal rate
Two rates matter when people talk about "your tax bracket":
- Marginal rate: The rate applied to your last dollar of income. If your taxable income is $18,900, your marginal rate is 12% - because that last dollar falls in the 12% bracket. This is what people usually mean when they ask "what bracket am I in?"
- Effective rate: Total tax paid divided by total income. This is the true average rate you pay across all your income. It is always lower than your marginal rate because the lower brackets were applied to earlier portions of your income.
When making financial decisions - like evaluating a raise, a deduction, or a Roth vs. traditional retirement contribution - your marginal rate is the relevant number. When comparing your overall tax burden, your effective rate is more meaningful.
The standard deduction comes first
Before any bracket applies, the standard deduction reduces your gross income to arrive at taxable income. For 2026, the standard deduction is:
- Single: $16,100
- Married Filing Jointly: $32,200
- Head of Household: $24,150
This means the first $16,100 of a single filer's income is effectively tax-free. A worker earning $16,100 or less has zero federal taxable income and owes no federal income tax. (They still owe FICA taxes on all earned income - Social Security and Medicare are not reduced by the standard deduction.)
What this means for your paycheck
Your employer withholds federal income tax from each paycheck based on your W-4 settings and IRS withholding tables. The tables account for the standard deduction by spreading it across your pay periods.
For a single first-job worker in the 10% or 12% bracket, federal income tax withholding is typically a small percentage of gross pay. The larger visible deductions on most first paychecks are FICA taxes (Social Security at6.20% and Medicare at1.45%), which are flat rates with no standard deduction equivalent.
Use the federal income tax calculator to estimate your exact tax for your income level, or see Your First Paycheck: Why It Is Smaller Than You Expected for a full breakdown including FICA.