State Income Tax Rates Comparison for 2026: What Every Taxpayer Should Know

By CalcTax Editorial Team Published May 12, 2026 Last Updated May 12, 2026 12 min read State

As the 2026 tax year unfolds, millions of taxpayers across the United States face the challenge of navigating varying state income tax regimes. According to IRS data, over 150 million individual income tax returns were filed in 2025, many of which were subject to state-level income taxes with rates ranging from 0% to over 13%. Understanding how these rates differ by state is crucial for effective tax planning, especially for those considering relocation, investment, or retirement decisions. State income tax systems vary widely—not only in rates but also in tax brackets, deductions, credits, and filing requirements. These differences can significantly affect a taxpayer’s overall tax burden. With recent legislative changes in several states and inflation adjustments for 2026, staying informed is more important than ever. This article provides a comprehensive comparison of state income tax rates for 2026, including detailed tax brackets, the impact of standard deductions, and considerations for different types of income. We’ll also explore states with no income tax, analyze how combined state and local taxes affect taxpayers, and offer actionable advice to minimize tax liability. All data is sourced from the latest IRS publications and the Tax Foundation’s 2026 state tax overviews.

Overview of State Income Tax Systems in 2026

As of 2026, 41 states impose a broad-based individual income tax, while 9 states do not levy any state income tax. These no-income-tax states are Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Washington, and Wyoming. New Hampshire and Tennessee do tax interest and dividend income but are phasing out these taxes by 2027, in line with recent legislative reforms.

Per Tax Foundation’s 2026 State Individual Income Tax Rates and Brackets, the highest top marginal rate is currently California’s 13.3%, while several states maintain flat tax rates ranging from 3% to 5%. These differences underscore the importance of understanding your state’s tax structure beyond just the nominal rate.

The 2026 tax year also incorporates inflation adjustments to tax brackets and standard deductions as outlined in IRS Publication 17 (2026). For example, the federal standard deduction rose slightly, and many states followed suit with their own inflation-indexed figures. Taxpayers should review their state department of revenue guidelines for exact amounts.

Comparing Top Marginal Income Tax Rates by State

Top marginal rates reflect the highest rate applied to the upper end of taxable income. They are critical for high-income taxpayers and those with significant capital gains or business income.

1. California: Tops the list at 13.3% for income over $1 million for single filers.
2. New Jersey: Has a top rate of 10.75% for income above $5 million.
3. Oregon: Applies a 9.9% top rate for income over $125,000 (single filer).
4. Minnesota: Rates go up to 9.85% for income above $170,000.
5. Other notable states: New York (10.9%), Vermont (8.75%), and Hawaii (11%).

In contrast, several states maintain flat tax rates regardless of income level, such as Colorado (4.4%), Illinois (4.95%), and Pennsylvania (3.07%). Flat tax states offer simplicity but may result in a higher effective tax for lower-income earners.

For taxpayers considering relocation, these top rates should be weighed alongside other taxes such as sales and property taxes. The Tax Policy Center provides valuable context on combined state and local tax burdens.

State Tax Brackets and Inflation Adjustments for 2026

Many states use progressive tax brackets, which are adjusted annually for inflation. For example, in 2026, California’s nine tax brackets range from 1% on the first $10,099 of taxable income (single filer) to 13.3% on income exceeding $1 million. Similarly, New York has eight brackets, with rates increasing from 4% to 10.9%.

States like Ohio and Wisconsin have multiple brackets with graduated rates. Ohio’s top marginal rate is 3.99% on income over $115,300, while Wisconsin’s top rate is 7.65% for income exceeding $258,950.

Inflation adjustments are based on changes in the Consumer Price Index (CPI), as detailed in IRS Publication 17 (2026) and state revenue department announcements. These adjustments help prevent bracket creep, where inflation pushes taxpayers into higher brackets even if their real income hasn’t increased.

Example: California 2026 Tax Brackets (Single Filers)

• 1%: Up to $10,099
• 2%: $10,100 to $23,942
• 4%: $23,943 to $37,788
• 6%: $37,789 to $52,455
• 8%: $52,456 to $66,295
• 9.3%: $66,296 to $338,639
• 10.3%: $338,640 to $406,364
• 11.3%: $406,365 to $677,275
• 12.3%: $677,276 to $1,000,000
• 13.3%: Over $1,000,000

Taxpayers should consult their state’s official tax publications for precise brackets and thresholds. Many states post online calculators to estimate liability based on income and deductions.

Standard Deductions and Personal Exemptions Across States

While federal tax law provides a standard deduction—$13,850 for single filers and $27,700 for married filing jointly in 2026—states vary widely in their treatment of deductions and exemptions.

Some states, including California and New York, offer their own standard deductions, which differ in amount and eligibility. For instance, California’s 2026 standard deduction is $5,202 for single filers and $10,404 for married filing jointly, significantly lower than the federal amount.

Other states such as Pennsylvania do not have a standard deduction but offer personal exemptions—$3,500 per taxpayer and dependent in 2026 for Pennsylvania.

Taxpayers should note that some states allow itemized deductions, while others require them to conform to federal rules. This can affect taxpayers who claim mortgage interest, charitable contributions, or medical expenses.

Impact of State Income Tax on Different Types of Income

States differ in how they tax various income categories:

• Wages and salaries: Generally fully taxable in most states with income tax.
• Capital gains: Treated as ordinary income in most states; however, some states offer preferential rates or exclusions.
• Retirement income: States vary widely—some fully tax pensions and Social Security benefits, others exclude them partially or fully. For example, Illinois excludes all retirement income from taxation.
• Interest and dividends: Taxed in most states, but some like New Hampshire tax only dividends and interest at a flat rate, which is being phased out.

Understanding these nuances can help retirees and investors optimize their state tax liabilities. The IRS Publication 17 and state revenue websites provide additional guidance on taxable income definitions.

No Income Tax States: Benefits and Considerations

The nine states without broad-based individual income tax often attract retirees, remote workers, and businesses. These states rely more heavily on sales, property, and excise taxes to fund public services.

Advantages:

• Zero state income tax simplifies tax filing and often reduces overall tax burden.
• Greater potential for tax savings on wages, investments, and retirement income.
• Attractive to high earners seeking to reduce tax liability.

Considerations:

• Sales tax rates can be higher, sometimes exceeding 7% combined state and local.
• Property taxes vary widely and can offset income tax savings.
• Public services and infrastructure funding may differ from states with income tax.

For example, Texas has no state income tax but a median property tax rate of about 1.9%, one of the highest nationally, according to the Tax Foundation.

How to Use This Information for Tax Planning

Taxpayers should consider multiple factors beyond just the top marginal rate when planning for 2026:

• Residency status: Part-year residents or those working remotely in multiple states must understand each state's rules to avoid double taxation.
• Income composition: Capital gains, retirement income, and business income may be taxed differently.
• Deductions and credits: State-specific deductions can significantly affect taxable income.
• Local taxes: Cities like New York and San Francisco levy additional income taxes.

Consulting with a CPA or tax professional is advisable, especially for complex situations such as multi-state income or high net worth. The IRS and state department of revenue websites offer calculators and tools to estimate tax liability.

Additional Resources and References

• IRS Publication 17: Your Federal Income Tax (For Individuals)
• Tax Foundation: State Individual Income Tax Rates and Brackets
• Tax Policy Center: Where Does State and Local Revenue Come From?
• Federation of Tax Administrators: State Tax Agencies Directory

Disclaimer: This article is for educational purposes only and should not be construed as tax advice. Consult a qualified tax professional for advice tailored to your specific circumstances.