Property Taxes in Willcox, Arizona
Median Willcox, Arizona effective property tax rate: 0.65%, significantly lower than the national median of 1.02%, and lower than the Arizona state median of 0.51%.
Median Willcox, Arizona home value: $102,625
Median annual Willcox, Arizona tax bill: $582, $1,818 lower than the national median property tax bill of $2,400.
How are property taxes in Graham calculated?
Property taxes in Willcox, Arizona are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding Willcox's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Willcox, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Willcox Property Tax Calculator Work?
Use this Willcox property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Willcox's median effective tax rate of 0.65% — based on actual property records in Graham County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Willcox's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Willcox: rates range from 0.65% in 85643 to 0.65% in 85643, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Willcox.
About Willcox Property Taxes
About Property Taxes in Willcox, Graham, Arizona
Willcox’s median effective property tax rate of 0.65% is higher than the Arizona state median of 0.51% and lower than the national median of 1.02%. This rate reflects the Graham County levy combined with local school district levies and other local charges that can affect what homeowners pay.
Property tax rates are not uniform across Willcox. Homeowners in the 85643 ZIP code carry a median effective rate of 0.65%, while those in the same ZIP code also pay 0.65%. This reflects how local tax boundaries are drawn across Graham County and why the assessed value of a home matters when calculating a tax bill.
Willcox homeowners who believe their assessed value is too high can file a formal appeal with the Graham County Tax Assessor before the April 28, 2026 deadline each year.
If your estimated bill seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Willcox, Graham County, Arizona
As noted earlier, local government entities set tax rates, which can vary widely within a state.
Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.
While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.
Below, you can compare Willcox's effective property tax rate to other cities in Arizona and the median property tax rates in Arizona and the U.S.
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Willcox Tax Rate
0.65%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Graham County Tax Rate
0.52%
Median Effective Arizona Tax Rate
0.51%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Willcox, Graham County, Arizona
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 85643 | 0.37% | 0.52% | 0.65% | 0.83% | 1.00% |
Source: Ownwell
Property Tax Assessment Values Across Willcox, Graham County, Arizona
When examining property taxes in Willcox, Arizona, understanding the distinction between "market value" and "assessed value" is crucial.
The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Graham County appraisal district estimates the market value for tax purposes.
The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
Assessment notices:
In Graham County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of June.
Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Willcox.
For example, the median home price in Willcox is $102,625, with tax bills ranging significantly across the county. 85643 has the highest median home price at $102,625.
Property Tax Assessment Values Across Willcox, Graham County, Arizona
Source: Ownwell
$68,335
$160,654
$252,972
Median Willcox Market Value
$102,625
Median Graham County Market Value
$164,520
Median Arizona Market Value
$327,500
Median United States Market Value
$274,101
Property Tax Assessment Values Across Willcox, Graham County, Arizona
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 85643 | $26,770 | $52,140 | $102,625 | $189,524 | $289,431 |
Source: Ownwell
Property Tax Bills Across Willcox, Graham County, Arizona
Property tax bills in Willcox are based on the assessed value of a home, not its market price alone. Local taxing authorities apply their tax rates to that assessed value to determine the annual bill, so two homes with different assessments can owe very different amounts even within the same city.
Several factors affect the final tax bill, including the home’s assessed value, local tax rates, and any exemptions or adjustments that may apply. With a median home price of $102,625, property taxes can still vary widely from one homeowner to another.
In Willcox, the 25th percentile tax bill is $280, while the 75th percentile is $1,288 and the 90th percentile is $1,835. The median tax bill is $582, which is well below the national median property tax bill of $2,400 and also below the national median property tax rate of 1.02%. For homeowners, that means property taxes are often a smaller part of housing costs here, but changes in assessment can still affect affordability.
Median Willcox Tax Bill
$582
Median Graham County Tax Bill
$815
Median Arizona Tax Bill
$1,695
Median United States Tax Bill
$3,209
Property Tax Bills Across Willcox, Graham County, Arizona
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 85643 | $203 | $280 | $582 | $1,288 | $1,835 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | April 28 |
Links | |
|---|---|
| Graham Tax Assessor | |
| Website | gcwebinfo.graham.az.gov |