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Arizona Income Tax (2026)

Info: Flat 2.5% individual income tax on all income levels and filing statuses; Arizona's graduated Optional and X&Y tax tables are now obsolete.

InfoVerified Jul 3, 2026

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Official source: azdor.gov →

General legal information, not legal advice — verify important decisions with a licensed attorney.

Income Tax in states bordering Arizona

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

CaliforniaConditional
Graduated personal income tax from 1% to 12.3% across nine brackets (2025 California Tax Rate Schedules); an additional 1% Behavioral Health Services Tax (formerly the Mental Health Services Tax) applies to taxable income over $1,000,000, for a top marginal rate of 13.3%.
Verified Jul 3, 2026 · Source: ftb.ca.gov · Full California rule →
ColoradoInfo
Flat 4.40% — Colorado taxes all individual income at a single flat rate (4.40% for tax year 2025).
Verified Jul 4, 2026 · Source: tax.colorado.gov · Full Colorado rule →
NevadaPermitted
No state income tax — "The State of Nevada does not impose an individual or corporate income tax" (Nevada Department of Taxation). Nevada does not tax wages, salaries, or other personal income.
Verified Jul 3, 2026 · Source: tax.nv.gov · Full Nevada rule →
New MexicoInfo
Graduated, topping out at 5.90% (on income over $210,000); rates 1.5%–5.9%.
Verified May 31, 2026 · Source: tax.newmexico.gov · Full New Mexico rule →
UtahInfo
Flat 4.45% (reduced from 4.55% effective tax year 2026).
Verified May 31, 2026 · Source: incometax.utah.gov · Full Utah rule →

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