$80,000 After Taxes in Idaho (2026)

A single filer paid $80,000 in Idaho has $63,900 of federal taxable income after the $16,100 standard deduction. The top slice of that income falls in the 22% federal bracket, which starts at $50,400 of taxable income, and federal income tax comes to $8,770, or 10.96% of the salary.

Payroll tax is federal and the same in Idaho as everywhere else: on $80,000 of wages it is $6,120, made up of $4,960 of Social Security at 6.2% of every dollar and $1,160 of Medicare at 1.45%.

Idaho taxable income is $63,900, and Idaho taxes it at its flat 5.3% rate. State income tax is $3,387, 4.23% of the salary. Idaho applies a single flat rate of 5.3% to Idaho taxable income; the graduated brackets were replaced by a flat tax in 2023.

Altogether $18,277 of a $80,000 Idaho salary goes to tax, an effective total rate of 22.85%, which leaves $61,723 a year: $5,144 a month, $2,374 every two weeks, $1,187 a week, or $30 an hour over 2,080 hours.

At $80,000, Idaho ranks 37th of 51 jurisdictions for take-home pay, highest first. A no-tax state leaves $3,387 more a year, and the median state $612 more than Idaho. The lowest take-home at $80,000 is $59,712, in Oregon, $2,011 less than in Idaho.

Across the state line the same $80,000 leaves a single filer: Washington $65,110, $3,387 more; Oregon $59,712, $2,011 less; Nevada $65,110, $3,387 more; Utah $61,719, $4 less; Wyoming $65,110, $3,387 more; Montana $61,951, $228 more.

These Idaho figures treat the whole $80,000 as wages, take the standard deduction, claim no dependents and include no federal credits. A pre-tax 401(k) contribution or health premium would lower taxable income and raise take-home; a second income or itemized deductions would change it again.