Irion County, Texas Property Taxes
Property Taxes in Irion County, Texas
Median Irion County effective property tax rate: 1.49%, significantly higher than the national median of 1.02%.
Median Irion County home value: $70,670
Median annual Irion County tax bill: $1,045, $1,355 lower than the national median property tax bill of $2,400.
How are property taxes in Irion County calculated?
Property taxes in Irion County 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 your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Irion County or another part of Irion County, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Irion County, Texas Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.49%
Estimate Property Tax Bill
$1,053
$977
How Does the Irion County Property Tax Calculator Work?
Use this Irion County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Irion County's median effective tax rate of 1.49% to generate your estimate.
Enter your property's estimated assessed value — the figure the appraisal district assigns for tax purposes, which is typically lower than market value after applicable exemptions. Our calculator uses the median effective rate for a more accurate estimate than the statutory millage rate alone.
Your actual bill may vary based on your specific exemptions, local school district levies, and any special assessment districts that apply to your property. Irion County's median effective tax rate is higher than Texas's 1.48% median rate, while the median tax bill of $1,045 is lower than the state median bill by $1,355.
For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Irion County.
Property Tax Rates Across Irion County, Texas
What Are Effective Property Tax Rates Across Irion County?
Local government entities set tax rates, which vary widely across Irion County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.
Below, compare Irion County's effective property tax rate to other counties in Texas or the U.S. median of 1.02%.
Irion County's median effective rate stands at 1.49%, which is higher than the national median of 1.02%. Within Irion County, the highest rate is found in MERTZON at 1.83%, while BARNHART has the lowest at 1.15%.
These variations reflect differences in local school district levies, Municipal Utility Districts (MUDs) assessments, and special district bonds — which compound the base county rate.
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 Irion County Tax Rate
1.49%
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 Texas Tax Rate
1.48%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Irion County, Texas
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Barnhart | 0.82% | 1.15% | 1.15% | 1.23% | 1.39% |
| Mertzon | 0.87% | 1.15% | 1.83% | 1.98% | 2.05% |
| San Angelo | 0.70% | 1.15% | 1.20% | 1.22% | 1.23% |
Source: Ownwell
Property Tax Assessment Values Across Irion County, Texas
When examining property taxes in Irion County, 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 Irion 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 Irion County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of May.
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 Irion County.
For example, the median tax bill in Irion County is $1,045, with tax bills ranging significantly across the county. San Angelo has the highest median home price at $133,255.
Median Irion County Market Value
$70,670
Median Texas Market Value
$258,851
Median United States Market Value
$235,294
Property Tax Assessment Values Across Irion County, Texas
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Barnhart | $7,791 | $15,662 | $29,375 | $76,682 | $100,336 |
| Mertzon | $8,620 | $23,045 | $74,155 | $147,785 | $262,825 |
| San Angelo | $32,247 | $77,522 | $133,255 | $214,390 | $280,169 |
Source: Ownwell
Property Tax Bills Across Irion County, Texas
Property tax bills in Irion County are based on the assessed value of a home and the local tax rates applied to that value. When a property is valued, the county uses that assessment to calculate how much the homeowner owes each year. The bill can vary widely depending on the home’s market value, location, and any local taxing jurisdictions that apply.
With a median home price of $70,670, many homeowners in the county see bills that are lower than the national median property tax bill of $2,400. The 25th percentile tax bill is $278, while the 75th percentile is $2,077 and the 90th percentile is $2,999, showing how much bills can rise as property values and tax obligations increase.
These taxes affect homeowners by adding to the annual cost of owning a home, and higher assessed values generally lead to higher bills. Even within the county, median tax bills can differ, from $353 in Barnhart to $1,185 in San Angelo.
Median Irion County Tax Bill
$1,045
Median Texas Tax Bill
$3,441
Median United States Tax Bill
$2,400
Property Tax Bills Across Irion County, Texas
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Barnhart | $68 | $165 | $353 | $818 | $1,056 |
| Mertzon | $129 | $315 | $1,167 | $2,203 | $3,126 |
| San Angelo | $376 | $727 | $1,185 | $2,213 | $2,875 |
Source: Ownwell
Don't miss the deadline to protest!
Dates | |
|---|---|
| Appeal Deadline | June 15 |
Links | |
|---|---|
| Irion Appraisal District | |
| Website | www.irioncad.org |