$42,000 Salary After Tax in Missouri (2026)
On a $42,000 salary in Missouri you take home about
$34,924 a year
| Annual | $34,924 |
| Monthly | $2,910 |
| Biweekly | $1,343 |
| Weekly | $672 |
| Daily | $134 |
| Hourly (40 hours a week) | $17 |
Where the money goes
| Year | Month | Week | Day | |
|---|---|---|---|---|
| Gross salary | $42,000 | $3,500 | $808 | $162 |
| Federal income tax | $2,860 | $238 | $55 | $11 |
| Social Security | $2,604 | $217 | $50 | $10 |
| Medicare | $609 | $51 | $12 | $2 |
| Missouri income tax | $1,003 | $84 | $19 | $4 |
| Total deductions | $7,076 | $590 | $136 | $27 |
| Average tax rate | 16.8% |
| Marginal rate on the next dollar | 24.2% |
Kansas City and St. Louis charge a 1% earnings tax, which is not included.
With a 401(k)
| You pay in | A year | Cuts take home by | Take home a year | A month |
|---|---|---|---|---|
| 3.0% | $1,260 | $1,051 | $33,873 | $2,823 |
| 6.0% | $2,520 | $2,103 | $32,821 | $2,735 |
| 10.0% | $4,200 | $3,505 | $31,419 | $2,618 |
| 15.0% | $6,300 | $5,257 | $29,667 | $2,472 |
A traditional 401(k) deferral lowers your federal and state income tax but not Social Security or Medicare. The $24,500 annual limit applies, and your employer match is not counted.
Nearby salaries in Missouri
Same salary in other states
$42,000 in California$42,000 in Texas$42,000 in New York$42,000 in Florida$42,000 in Washington$42,000 in Illinois$42,000 in Pennsylvania$42,000 in Ohio$42,000 in Georgia$42,000 in North Carolina
Claiming children or want extra tax withheld? Enter your Form W-4 details in the calculator.