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  Iowa State Income Tax
Iowa tax rate and standard deduction

Iowa has nine tax brackets. The lowest tax rate is 0.36%, the highest is 8.98%. See the Iowa tax tables below.

Taxable incomeTax rate
$1 - 1,2700.36%
$1,271 - 2,539$4.572 + 0.72% income over $1,270
$2,540 - 5,077$13.7088 + 2.43% income over $2,539
$5,078 - 11,422$75.3822 + 4.5% income over $5,077
$11,423 - 19,036$360.9072 + 6.12% income over $11,422
$19,037 - 25,381$826.884 + 6.48% income over $19,036
$25,382 - 38,071$1,238.04 + 6.8% income over $25,381
$38,072 - 57,106$2,100.96 + 7.92% income over $38,071
$57,107 and up$3,608.532 + 8.98% income over $57,106

Iowa Standard Deduction

Single or married filing seperately: $1,610
Married: $3,970

Iowa Personal Exemptions

Yourself: $40
Your spouse: $40
Children / Dependents: $40

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