Tucson Arizona Tax Guide 2026: Flat 2.5% State Tax, 8.7% Sales Tax, Pima County Property Tax

Tucson sits in Pima County in southern Arizona, and its tax profile starts from the same statewide baseline as Phoenix: Arizona's flat 2.5% income tax applies equally to every Arizona resident regardless of where in the state they live, and Arizona law bars cities and counties from levying any local income or wage tax. That part of the picture is simple and identical to Phoenix, Mesa, or any other Arizona city.

Where Tucson diverges from Phoenix is in its local consumption and property taxes. Tucson's combined sales tax rate of 8.7% is slightly higher than Phoenix's 8.6%. And Pima County's effective property tax rate (roughly 0.8% by third-party estimates) is above Maricopa County's (roughly 0.6%). For a household weighing Tucson against Phoenix or against out-of-state alternatives, the state income tax math is identical, but local sales and property tax costs run modestly higher in Tucson.

Arizona's Flat 2.5% Tax Applies Equally in Tucson — No City Income Tax

Arizona moved to a flat 2.5% individual income tax rate for tax years starting January 1, 2023, replacing its former graduated bracket structure. This rate applies uniformly across the entire state — a Tucson resident and a Phoenix resident earning identical taxable income pay identical Arizona state tax. Arizona law also prohibits cities and counties from imposing their own income tax, so Tucson (like every other Arizona municipality) adds nothing on top of the state's 2.5%.

For a single filer earning $75,000, Arizona state income tax is about $1,473 (2.5% × ($75,000 − $16,100 standard deduction)). Adding approximately $7,670 in 2026 federal income tax (standard deduction, single filer), total income tax comes to roughly $9,143 — about $65,857 left after income tax (before payroll taxes), an effective combined rate of 12.2%. At $100,000 income, Arizona state tax is about $2,098, among the lower state income tax burdens of states that levy an income tax.

Tucson's 8.7% Sales Tax: Higher Than Phoenix

Tucson's combined sales tax (Arizona calls it Transaction Privilege Tax, TPT, though it functions like a conventional sales tax for consumers) is assembled from three layers:

This is slightly higher than Phoenix's combined 8.6% rate (the City of Phoenix chart lists 8.6% for most retail sales). Groceries for home consumption are exempt from the Arizona state TPT (5.6% portion), though the city's 2.6% may still apply to some food categories depending on classification, so grocery bills in Tucson carry a lower effective rate than the full 8.7%. For a household spending $40,000/year on taxable goods and services, Tucson's 8.7% rate generates approximately $3,480 in sales tax — about $40 more per year than the same spending in Phoenix.

Pima County Property Tax: About 0.8% Effective

Arizona's property tax system uses a limited property value that caps annual increases at 5%, with residential property then assessed at 10% of that value before the tax rate is applied — a structure that keeps effective rates low statewide compared to Texas or Illinois. Pima County's effective property tax rate is approximately 0.8% by third-party estimates, above Maricopa County's roughly 0.6%.

On a $325,000 Tucson home (the approximate 2026 Zillow average home value), an effective rate of 0.8% works out to roughly $2,600/year in property tax — still below typical Texas bills and above the roughly $1,950 a 0.6% rate would produce on the same home. Arizona offers no blanket homestead exemption, but low-income senior and disabled-veteran property tax relief programs are available through the Pima County Assessor's Office.

Total Tax Burden: Tucson vs Phoenix vs El Paso

For a single professional earning $75,000 and renting (no direct property tax exposure):

Tucson and Phoenix land almost identically on income-plus-sales tax burden for renters, since both share Arizona's flat 2.5% rate and similar sales tax rates — Tucson's slightly higher local sales tax is a rounding error at this income level. El Paso comes in lower purely because Texas has no state income tax, though El Paso's property tax burden for homeowners is dramatically higher than either Arizona city (see the El Paso Texas Tax Guide for the property tax comparison). For homeowners, Pima County's higher estimated effective property tax rate narrows Tucson's advantage over Phoenix somewhat.