Surprise, Maricopa County, Arizona Property Taxes
Property Taxes in Surprise, Arizona
Median Surprise, Arizona effective property tax rate: 0.44%, significantly lower than the national median of 1.02%, and lower than the Arizona state median of 0.51%.
Median Surprise, Arizona home value: $350,600
Median annual Surprise, Arizona tax bill: $1,590, $810 lower than the national median property tax bill of $2,400.
How are property taxes in Maricopa calculated?
Property taxes in Surprise, 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 Surprise's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Surprise, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Surprise, Maricopa County, Arizona Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.44%
Estimate Property Tax Bill
$1,543
$1,432
$774
Average Annual Tax Savings
How Does the Surprise Property Tax Calculator Work?
Use this Surprise property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Surprise's median effective tax rate of 0.44% — based on actual property records in Maricopa County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local appraisal 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 Surprise'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 Surprise: rates range from $1190.00 in 85378 to $1751.00 in 85387, primarily due to differences in school district levies and local assessment districts. Surprise's median effective tax rate is lower than Arizona's 0.51% median rate, and the median tax bill is $810 lower than the state median.
If your estimate is higher than expected, Ownwell can appeal your Surprise assessment — you only pay if we save you money.
About Surprise Property Taxes
About Property Taxes in Surprise, Maricopa, Arizona
Surprise’s median effective property tax rate of 0.44% is lower than the Arizona state median of 0.51% and lower than the national median of 1.02%. This rate reflects the Maricopa County base levy combined with local school district levies and Community facilities districts (CFDs) that vary by subdivision throughout the city.
Property tax rates are not uniform across Surprise. Homeowners in the 85374 ZIP code carry a median effective rate of 0.52%, while those in 85379 pay 0.42%. This spread — 0.10 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Maricopa County. Understanding which part of Surprise you live in can make a meaningful difference to your annual tax bill.
Surprise homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the April 21, 2026 deadline each year.
If your estimated bill above 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 Surprise, Maricopa 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 Surprise'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 Surprise Tax Rate
0.44%
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 Maricopa County Tax Rate
0.46%
Median Effective Arizona Tax Rate
0.51%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Surprise, Maricopa County, Arizona
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 85374 | 0.35% | 0.40% | 0.52% | 0.65% | 0.73% |
| 85378 | 0.17% | 0.25% | 0.43% | 0.49% | 0.55% |
| 85379 | 0.34% | 0.38% | 0.42% | 0.48% | 0.58% |
| 85387 | 0.36% | 0.40% | 0.44% | 0.55% | 0.68% |
| 85388 | 0.36% | 0.40% | 0.44% | 0.48% | 0.53% |
Source: Ownwell
$774
Average Annual Tax Savings
Save on Your Property Taxes and More With Ownwell
Property Tax Assessment Values Across Surprise, Maricopa County, Arizona
When examining property taxes in Surprise, 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 Maricopa 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 Maricopa County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of February.
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 Surprise.
For example, the median home price in Surprise is $350,600, with tax bills ranging significantly across the county. 85387 has the highest median home price at $382,700.
Property Tax Assessment Values Across Surprise, Maricopa County, Arizona
Source: Ownwell
$69,000
$1,217,500
$2,366,000
Median Surprise Market Value
$350,600
Median Maricopa County Market Value
$369,000
Median Arizona Market Value
$327,500
Median United States Market Value
$235,294
Property Tax Assessment Values Across Surprise, Maricopa County, Arizona
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 85374 | $168,298 | $274,700 | $316,500 | $369,700 | $426,000 |
| 85378 | $117,300 | $227,700 | $280,350 | $316,500 | $343,160 |
| 85379 | $293,000 | $319,800 | $361,200 | $414,600 | $472,600 |
| 85387 | $294,530 | $329,100 | $382,700 | $445,100 | $534,600 |
| 85388 | $308,040 | $335,600 | $373,600 | $434,700 | $510,420 |
Source: Ownwell
$774
Average Annual Tax Savings
Save on Your Property Taxes and More With Ownwell
Property Tax Bills Across Surprise, Maricopa County, Arizona
Property tax bills in Surprise are based on the assessed value of a home and the local tax rate set by taxing authorities in Maricopa County. When a property’s market value rises, the assessed value can increase too, which may lead to a higher tax bill. Homeowners in Surprise should also know that school districts, city services, and other local levies can all affect the final amount owed.
The median home price in Surprise is $350,600, and the median property tax bill is $1,751. That is below the national median property tax bill of $2,400, but bills can still vary widely, with the 25th percentile at $1,241 and the 75th percentile at $2,048. In ZIP code 85378, the lowest median tax bill is $1,190, while ZIP code 85387 has the highest at $1,751.
Ownwell can help homeowners lower their property tax bills by reviewing their assessment, identifying possible savings, and filing an appeal when the assessed value looks too high.
Median Surprise Tax Bill
$1,590
Median Maricopa County Tax Bill
$1,779
Median Arizona Tax Bill
$1,695
Median United States Tax Bill
$2,400
Property Tax Bills Across Surprise, Maricopa County, Arizona
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 85374 | $816 | $1,091 | $1,456 | $2,061 | $2,827 |
| 85378 | $299 | $447 | $1,190 | $1,506 | $1,805 |
| 85379 | $1,041 | $1,237 | $1,552 | $2,008 | $2,506 |
| 85387 | $1,213 | $1,454 | $1,751 | $2,177 | $2,886 |
| 85388 | $1,175 | $1,396 | $1,695 | $2,076 | $2,478 |
Source: Ownwell
$774
Average Annual Tax Savings
Save on Your Property Taxes and More With Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | April 21 |
Links | |
|---|---|
| Maricopa Tax Assessor | |
| Website | mcassessor.maricopa.gov |