Every year the IRS adjusts federal income tax brackets to account for inflation. For 2026, the adjustment is approximately 2.8%, keeping pace with recent cost-of-living trends. While that might sound small, even a modest shift in bracket thresholds can meaningfully change your tax liability — especially if your income has remained relatively flat.
Here is what changed, why it matters, and how to use the new numbers in your planning.
Why Brackets Are Adjusted Annually
The IRS uses the Chained Consumer Price Index (C-CPI-U) to calculate annual inflation adjustments. The goal is to prevent “bracket creep” — the phenomenon where inflation alone pushes taxpayers into higher brackets without any real increase in purchasing power. Without annual adjustments, a worker whose wage keeps pace with inflation would gradually pay a larger share of income in taxes despite no real income growth.
2025 vs. 2026 Brackets: Single Filers
| Tax Rate | 2025 Income Range | 2026 Income Range | Change |
|---|---|---|---|
| 10% | $0 – $11,925 | $0 – $12,400 | +$475 |
| 12% | $11,926 – $48,475 | $12,401 – $50,400 | +$1,925 |
| 22% | $48,476 – $103,350 | $50,401 – $105,700 | +$2,350 |
| 24% | $103,351 – $197,300 | $105,701 – $201,775 | +$4,475 |
| 32% | $197,301 – $250,525 | $201,776 – $256,225 | +$5,700 |
| 35% | $250,526 – $626,350 | $256,226 – $640,600 | +$14,250 |
| 37% | Over $626,350 | Over $640,600 | +$14,250 |
2025 vs. 2026 Brackets: Married Filing Jointly
| Tax Rate | 2025 Income Range | 2026 Income Range | Change |
|---|---|---|---|
| 10% | $0 – $23,850 | $0 – $24,800 | +$950 |
| 12% | $23,851 – $96,950 | $24,801 – $100,800 | +$3,850 |
| 22% | $96,951 – $206,700 | $100,801 – $211,400 | +$4,700 |
| 24% | $206,701 – $394,600 | $211,401 – $403,550 | +$8,950 |
| 32% | $394,601 – $501,050 | $403,551 – $512,450 | +$11,400 |
| 35% | $501,051 – $751,600 | $512,451 – $768,700 | +$17,100 |
| 37% | Over $751,600 | Over $768,700 | +$17,100 |
2025 vs. 2026 Brackets: Head of Household
| Tax Rate | 2025 Income Range | 2026 Income Range | Change |
|---|---|---|---|
| 10% | $0 – $17,000 | $0 – $17,700 | +$700 |
| 12% | $17,001 – $64,850 | $17,701 – $67,450 | +$2,600 |
| 22% | $64,851 – $103,350 | $67,451 – $105,700 | +$2,350 |
| 24% | $103,351 – $197,300 | $105,701 – $201,775 | +$4,475 |
| 32% | $197,301 – $250,500 | $201,776 – $256,200 | +$5,700 |
| 35% | $250,501 – $626,350 | $256,201 – $640,600 | +$14,250 |
| 37% | Over $626,350 | Over $640,600 | +$14,250 |
How Much Will You Actually Save?
The dollar savings from bracket adjustments depend on where your income falls. Here are some illustrative examples for a single filer assuming the same income in both years:
| Taxable Income | Approx. 2025 Tax | Approx. 2026 Tax | Savings |
|---|---|---|---|
| $50,000 | ~$5,914 | ~$5,752 | ~$162 |
| $100,000 | ~$16,914 | ~$16,712 | ~$202 |
| $150,000 | ~$28,847 | ~$28,598 | ~$249 |
| $250,000 | ~$57,063 | ~$56,456 | ~$607 |
These figures are approximations before any credits or deductions. Actual savings vary based on your full tax situation.
Practical Implications for 2026
Wage increases at or below inflation won’t push you higher. If your employer gave you a 2.5–3% cost-of-living raise, the corresponding bracket expansion means you are unlikely to find yourself taxed at a higher marginal rate on that additional income.
High earners benefit proportionally more in dollar terms. Since the 35% and 37% bracket thresholds shift the most in absolute dollars, those in the upper brackets capture the largest absolute tax reduction — though the percentage savings are similar across the board.
Withholding may need updating. If your 2026 income is substantially different from 2025, review your W-4. New brackets mean the IRS updated its withholding tables, but life changes (marriage, a new dependent, a second job) require a fresh W-4 to avoid under- or over-withholding.
Self-employed and estimated tax payers should recalculate. Your quarterly estimated tax payments for 2026 should be based on the new brackets. Under-paying can trigger penalty interest, and over-paying is an interest-free loan to the government.
What Stays the Same
The seven rate tiers themselves — 10%, 12%, 22%, 24%, 32%, 35%, and 37% — are unchanged. Only the income thresholds at which each rate kicks in are adjusted. The mechanics of progressive taxation remain identical. To see how these tiers translate into the average rate you actually pay, see effective vs. marginal tax rate in 2026.
The top marginal rate of 37% continues to apply to ordinary income above the threshold; the preferential 0%, 15%, and 20% rates for long-term capital gains and qualified dividends are governed by their own inflation-adjusted thresholds (see the 2026 capital gains article for those numbers).
Key Takeaway
The 2026 bracket adjustments are a modest but real benefit for most taxpayers. The approximately 2.8% inflation adjustment means that if your income grew at or below that rate, your effective tax burden should be slightly lower in 2026 than in 2025 — all else equal. Use the updated brackets to fine-tune your withholding, recalibrate quarterly estimated payments, and plan any income-shifting strategies before year end.