Pre-tax retirement savings shrink your taxable income, so each dollar saved costs you less than a dollar of take-home pay.
401(k) rate
Saved per year
Federal tax
Take-home
0%
$0
$15,370
$86,215
5%
$5,500
$14,160
$81,925
10%
$11,000
$12,950
$77,635
15%
$16,500
$11,740
$73,345
With state income tax
State tax depends on where you live. These rows show the effect of a flat rate on top of federal taxes; plug your own state's rate into the paycheck calculator.
About $86,215 for a single filer in a state with no income tax, based on 2026 federal brackets, Social Security and Medicare. That is $7,184.58 a month or $3,315.96 every two weeks.
What tax bracket is $110,000 in?
For a single filer, after the standard deduction the top dollars are taxed at 22%. The average federal income tax rate is much lower, 14.0%, because lower brackets apply first.
How much does a 401(k) save in tax?
Putting 10% ($11,000) into a traditional 401(k) lowers federal income tax by about $2,420 a year for a single filer, so take-home pay drops by less than the amount you save.