Paycheck calculatorCitiesSt. Louis › $80,000

$80,000 after taxes in St. Louis, MO (2026)

A $80,000 salary in St. Louis leaves $61,549 a year in take-home pay in 2026 — $5,129 a month, $2,367 every two weeks — for a single filer: $8,770 federal income tax, $6,120 FICA, $2,761 Missouri state tax, $800 St. Louis city tax. Married filing jointly: $65,811.

Your pay

Gross pay
$
State
Filing status
City / local tax
401(k) / 403(b) %
Bonus (one-off)
Pre-tax deductions & HSA
Health premiums / yr
HSA / yr
Other pre-tax / yr
Custom local rate %

401(k) lowers income tax but not Social Security/Medicare. Health premiums and HSA through a cafeteria plan lower both.

W-4 details (2020 or later form)
Step 3: dependents credit $
Step 4a: other income / yr
Step 4b: extra deductions / yr
Step 4c: extra withholding / check
Paychecks per year (for 4c)
Tax tables

Leave blank for standard withholding. Dependents: $2,000 per qualifying child, $500 per other dependent.

Take-home pay

76.9%take-home
$2,367
take-home pay every two weeks
from a gross of $3,077
Effective tax rate 23.1%Marginal rate 35.2%Total taxes $18,451
Federal tax 11.0%FICA 7.6%State 3.5%Local 1.0%Take-home 76.9%
LineBi-weeklyYearly
Gross pay$3,077$80,000
Federal income tax−$337−$8,770
Social Security (6.2%)−$191−$4,960
Medicare (1.45%)−$45−$1,160
Missouri state income tax−$106−$2,761
St. Louis (1%)−$31−$800
Take-home pay$2,367$61,549

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