$40,000 After Taxes in Arizona (2026)

A single filer paid $40,000 in Arizona has $23,900 of federal taxable income after the $16,100 standard deduction. The top slice of that income falls in the 12% federal bracket, which starts at $12,400 of taxable income, and federal income tax comes to $2,620, or 6.55% of the salary.

Payroll tax is federal and the same in Arizona as everywhere else: on $40,000 of wages it is $3,060, made up of $2,480 of Social Security at 6.2% of every dollar and $580 of Medicare at 1.45%.

Arizona taxable income is $24,250, and Arizona taxes it at its flat 2.5% rate. State income tax is $606, 1.52% of the salary. Arizona has a single flat rate of 2.5% on all taxable income, the lowest flat individual income tax rate in the country alongside North Dakota's top rate.

Altogether $6,286 of a $40,000 Arizona salary goes to tax, an effective total rate of 15.72%, which leaves $33,714 a year: $2,809 a month, $1,297 every two weeks, $648 a week, or $16 an hour over 2,080 hours.

At $40,000, Arizona ranks 13th of 51 jurisdictions for take-home pay, highest first. A no-tax state leaves $606 more a year, and the median state $445 less than Arizona. The lowest take-home at $40,000 is $31,886, in Oregon, $1,828 less than in Arizona.

Across the state line the same $40,000 leaves a single filer: California $33,772, $58 more; Nevada $34,320, $606 more; Utah $33,229, $485 less; Colorado $33,268, $445 less; New Mexico $33,567, $146 less.

These Arizona figures treat the whole $40,000 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.