2026 State Take-Home Comparison
Idaho vs Washington Take-Home Pay (2026)
Moving from Idaho to Washington: paycheck difference after taxes
On a $75,000 salary, moving from Idaho to Washington means earning $2,567 more per year after taxes — about $99 more per biweekly paycheck. Federal income tax and FICA stay the same; the difference comes from state tax.
What changes: State income tax. What stays the same: Federal income tax and FICA (Social Security + Medicare) are the same in every state for the same salary and filing status. Estimates based on $75,000 salary, single, biweekly. Use the calculator below for your numbers.
Idaho vs Washington — Take-Home Pay Overview
Idaho uses a flat state income tax, while Washington has no state income tax on wage income.
For workers comparing the two states, that means Washington generally leaves more paycheck income after withholding than Idaho under the same salary assumptions.
| Salary | Idaho Take-Home | Washington Take-Home |
|---|---|---|
| $50,000 | $40,509 | $41,951 |
| $75,000 | $58,421 | $60,987 |
| $100,000 | $74,682 | $78,373 |
On a $100,000 salary, you take home $3,691 more per year in Washington than in Idaho.
$100,000 Salary: Idaho vs Washington
| Tax / Component | Idaho | Washington | Difference |
|---|---|---|---|
| Federal Income Tax | $13,170 | $13,170 | same |
| State Income Tax | $4,498 | $807 | +$3,691 |
| Social Security | $6,200 | $6,200 | same |
| Medicare | $1,450 | $1,450 | same |
| Take-Home Pay | $74,682 | $78,373 | -$3,691 |
$100,000 — Rent affordability: Idaho vs Washington
| Metric | Idaho | Washington |
|---|---|---|
| Net take-home / year | $74,682 | $78,373 |
| Net take-home / month | $6,224 | $6,531 |
| Median 1BR rent (HUD) | $850 | $1,100 |
| Rent as % of take-home | 13.7% ✓ | 16.8% ✓ |
Rent: HUD Fair Market Rents FY2025 · Spending: BLS Consumer Expenditure Survey 2023
$75,000 Salary: Idaho vs Washington
| Tax / Component | Idaho | Washington | Difference |
|---|---|---|---|
| Federal Income Tax | $7,670 | $7,670 | same |
| State Income Tax | $3,172 | $605 | +$2,567 |
| Social Security | $4,650 | $4,650 | same |
| Medicare | $1,088 | $1,088 | same |
| Take-Home Pay | $58,421 | $60,987 | -$2,567 |
Take-Home Pay Comparison: Idaho vs Washington
For a single filer at $100,000, Washington puts $3,690.7 more per year in your pocket than Idaho — $308 per month.
| Annual Salary | Idaho | Washington | Annual Difference |
|---|---|---|---|
| $50,000 | $40,509 | $41,951.35 | $-1,442.35 (Idaho) |
| $75,000 | $58,420.5 | $60,987.03 | $-2,566.53 (Idaho) |
| $100,000 | $74,682 | $78,372.7 | $-3,690.7 (Idaho) |
| $125,000 | $90,879.5 | $95,694.38 | $-4,814.88 (Idaho) |
| $150,000 | $106,641 | $112,580.05 | $-5,939.05 (Idaho) |
After subtracting median 1-bedroom rent, Washington residents keep $56,772.7 per year vs $60,282 in Idaho. See full cost-adjusted ranking →
Calculate your exact Idaho vs Washington take-home →Calculation assumptions
- Standard withholding per IRS Publication 15-T (2026)
- Social Security wage base: $184,500 (SSA 2026)
- No pre-tax deductions, no post-tax deductions
- Filing status: Single, one job
- Standard W-4 withholding (no additional withholding elections)
- Actual paycheck may differ based on employer setup, benefits, or W-4 elections
Calculate your take-home pay in each state:
Calculate your exact take-home pay
- Use the Idaho paycheck calculator →
- Use the Washington paycheck calculator →
- Compare custom salaries interactively →
- Compare full job offers with cost-of-living adjustment