Marietta, Cass County, Texas Property Taxes
Property Taxes in Marietta, Texas
Median Marietta, Texas effective property tax rate: 1.26%, significantly lower than the national median of 1.02%, and lower than the Texas state median of 1.48%.
Median Marietta, Texas home value: $66,010
Median annual Marietta, Texas tax bill: $668, lower by $1,732 than the national median property tax bill of $2,400.
How are property taxes in Cass calculated?
Property taxes in Marietta, Texas 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 Marietta's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Marietta, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Marietta, Cass County, Texas Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.26%
Estimate Property Tax Bill
$832
$772
How Does the Marietta Property Tax Calculator Work?
Use this Marietta property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Marietta's median effective tax rate of 1.26% — based on actual property records in Cass 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 Marietta'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 Marietta: rates range from 1.26% in 75566 to 1.26% in 75566, 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 Marietta.
About Marietta Property Taxes
About Property Taxes in Marietta, Cass, Texas
Marietta’s median effective property tax rate of 1.26% is higher than the Texas state median of 1.48% and higher than the national median of 1.02%. This rate reflects the Cass County base levy combined with local school district levies that can affect the final tax bill.
Property tax rates are not uniform across Marietta. Homeowners in the 75566 ZIP code carry a median effective rate of 1.26%, while those in the same ZIP code also pay 1.26%. This means there is no spread across the city, but your assessed value and local taxing jurisdictions still shape what you owe.
Marietta homeowners who believe their assessed value is too high can file a formal appeal with the local Appraisal District before the May 15, 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 Marietta, Cass County, Texas
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 Marietta's effective property tax rate to other cities in Texas and the median property tax rates in Texas 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 Marietta Tax Rate
1.26%
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 Cass County Tax Rate
1.35%
Median Effective Texas Tax Rate
1.48%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Marietta, Cass County, Texas
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 75566 | 0.28% | 1.01% | 1.26% | 1.38% | 1.47% |
Source: Ownwell
Property Tax Assessment Values Across Marietta, Cass County, Texas
When examining property taxes in Marietta, Texas, 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 Cass 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 Cass County, assessment notices are sent in April each year. They'll typically reach your mailbox by the middle of April.
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 Marietta.
For example, the median home price in Marietta is $66,010, with tax bills ranging significantly across the county. 75566 has the highest median home price at $66,010.
Property Tax Assessment Values Across Marietta, Cass County, Texas
Source: Ownwell
$32,740
$72,050
$111,360
Median Marietta Market Value
$66,010
Median Cass County Market Value
$80,520
Median Texas Market Value
$258,851
Median United States Market Value
$235,294
Property Tax Assessment Values Across Marietta, Cass County, Texas
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 75566 | $10,167 | $33,718 | $66,010 | $115,020 | $207,316 |
Source: Ownwell
Property Tax Bills Across Marietta, Cass County, Texas
Property tax bills in Marietta are based on the assessed value of a home and the local tax rate set by taxing authorities in Cass County. The bill is calculated by applying the tax rate to the home’s assessed market value, so changes in value can directly affect what a homeowner owes. For a city with a median home price of $66,010, even modest shifts in assessment can make a noticeable difference in the final bill.
What factors are considered? The home’s assessed market value, local tax rates, and any exemptions or relief programs available to the homeowner all play a role. In Marietta, the median property tax bill is $668.00, which is well below the national median property tax bill of $2,400 and below the national median property tax rate of 1.02%.
How does this affect homeowners? Higher assessed values can lead to higher bills, while lower assessments or exemptions can reduce them. For many homeowners, understanding how the bill is determined is the first step toward keeping property taxes manageable.
Median Marietta Tax Bill
$668
Median Cass County Tax Bill
$1,002
Median Texas Tax Bill
$3,441
Median United States Tax Bill
$2,400
Property Tax Bills Across Marietta, Cass County, Texas
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 75566 | $76 | $282 | $668 | $1,096 | $1,775 |
Source: Ownwell
Don't miss the deadline to protest!
Dates | |
|---|---|
| Appeal Deadline | May 15 |
Links | |
|---|---|
| Cass Appraisal District | |
| Website | esearch.casscad.org |