Idaho vs Washington Taxes: Take-Home Pay Compared (2026)
On a $75,000 salary, a single filer keeps $3,122 more a year in Washington than in Idaho ($260 a month).
Idaho
5.3% flat state income tax
$58,470
take-home on $75,000 · $4,873/month
35th of 51 states for take-home pay
Idaho paycheck calculator ›Washington
No state income tax on wages
$61,592
take-home on $75,000 · $5,133/month
1st of 51 states for take-home pay
Washington paycheck calculator ›Take-home pay in Idaho and Washington by salary
| Salary | Idaho | Washington | Difference |
|---|---|---|---|
| $40,000 | $33,053 | $34,320 | $1,267 more in Washington |
| $50,000 | $40,558 | $42,355 | $1,797 more in Washington |
| $60,000 | $48,063 | $50,390 | $2,327 more in Washington |
| $75,000 | $58,470 | $61,592 | $3,122 more in Washington |
| $100,000 | $74,733 | $79,180 | $4,447 more in Washington |
| $125,000 | $90,931 | $96,703 | $5,772 more in Washington |
| $150,000 | $106,694 | $113,791 | $7,097 more in Washington |
| $200,000 | $139,180 | $148,927 | $9,747 more in Washington |
Single filer, standard deduction, no local tax. To match $75,000 in Idaho you would need about $70,550 in Washington; to match $75,000 in Washington you would need about $79,800 in Idaho.
How Idaho and Washington tax wages
| 2026 | Idaho | Washington |
|---|---|---|
| Income tax | a flat 5.3% income tax | no income tax on wages (Washington taxes only certain capital gains) |
| Top rate | 5.3% | 0% |
| Standard deduction | Federal ($16,100 single) | Not applicable |
| State tax on $75k | $3,122 (4.2%) | $0 (0.0%) |
| Local wage taxes | No | No |
| Reciprocity | None | None |
| 2026 change | Idaho cut its flat rate to 5.3%, retroactive to January 1, 2025. | No rate change |
Idaho vs Washington: FAQ
Does Idaho or Washington have lower income taxes in 2026?
On a $75,000 salary, a single filer keeps $3,122 more a year in Washington than in Idaho ($260 a month). Idaho has a flat 5.3% income tax for 2026. Washington has no income tax on wages (Washington taxes only certain capital gains).
What salary in Washington equals $75,000 in Idaho?
To take home the same $58,470 that $75,000 leaves in Idaho, you would need about $70,550 in Washington, based on income, payroll, and state taxes only. Housing and other living costs are not included.
How much more do high earners keep in Washington than in Idaho?
At $150,000 the gap is $7,097 a year: $106,694 in Idaho versus $113,791 in Washington. With flat or no state tax, the gap grows roughly in line with salary.