On a $100K salary, Washington keeps you $2,135 more than Arizona.
Washington
$79,180
take-home on $100K
No state income tax
Arizona
$77,045
take-home on $100K
Top rate: 2.5%
State Tax Rate
0%
Washington
Annual Savings on $100K
$2,135
Washington advantage
State Tax Rate
2.5%
Arizona
Single filer, standard deduction, no other adjustments.
| Gross Salary | Washington Take-Home | Arizona Take-Home | Washington Saves |
|---|---|---|---|
| $40K | $34,320(14.2%) | $33,685(15.8%) | +$635/yr |
| $50K | $42,355(15.3%) | $41,470(17.1%) | +$885/yr |
| $60K | $50,390(16.0%) | $49,255(17.9%) | +$1,135/yr |
| $75K | $61,593(17.9%) | $60,083(19.9%) | +$1,510/yr |
| $100K | $79,180(20.8%) | $77,045(23.0%) | +$2,135/yr |
| $125K | $96,704(22.6%) | $93,944(24.8%) | +$2,760/yr |
| $150K | $113,791(24.1%) | $110,406(26.4%) | +$3,385/yr |
| $200K | $148,927(25.5%) | $144,292(27.9%) | +$4,635/yr |
2026 IRS brackets · FICA included · State tax estimated · Numbers rounded
| Washington — $100K Salary | |
|---|---|
| Federal Income Tax | −$13,170 |
| Social Security (6.2%) | −$6,200 |
| Medicare (1.45%) | −$1,450 |
| Total Tax | −$20,820 |
| Annual Take-Home | $79,180 |
| Arizona — $100K Salary | |
|---|---|
| Federal Income Tax | −$13,170 |
| Arizona State Tax | −$2,135 |
| Social Security (6.2%) | −$6,200 |
| Medicare (1.45%) | −$1,450 |
| Total Tax | −$22,955 |
| Annual Take-Home | $77,045 |
Washington has lower income taxes than Arizona. On a $100,000 salary (2026), Washington residents take home $2,135 more per year. Washington top state rate: 0% (no state income tax); Arizona: 2.5%. At $200K the gap grows to $4,635/year.
Washington top state income tax rate: 0% (no state income tax). Arizona top rate: 2.5%. Both states also have the same federal income tax rates and FICA (Social Security + Medicare) taxes.
Moving from Arizona to Washington could save you $2,135/year on a $100K salary — that's $178/month. Over 10 years, that's potentially $21,350 in tax savings, not accounting for raises or investment growth. However, cost of living differences (housing, property taxes, sales tax) should also factor in.
Income tax is only part of the picture. Be sure to also compare sales tax, property taxes, and cost of living. This tool focuses on state income tax differences. For a complete picture, research each state's total tax burden.
At $200,000 gross salary, Washington take-home is $148,927 vs $144,292 in Arizona — a difference of $4,635 per year. The gap widens significantly at higher incomes because no-tax states save a larger absolute dollar amount as income rises.
All figures are for a single filer using the standard deduction with no other adjustments (no 401k, no pre-tax benefits). Federal income tax, Social Security (6.2% up to $176,100), and Medicare (1.45%) are the same in both states. The difference is entirely due to state income tax: Washington charges $0 vs Arizona charges up to 2.5%.
See how Washington stacks up against other states.
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Add 401k, health insurance, filing status, and more for a precise number.