Oldham County, Texas Property Taxes
Property Taxes in Oldham County, Texas
Median Oldham County effective property tax rate: 2.09%, significantly higher than the national median of 1.02%.
Median Oldham County home value: $77,860
Median annual Oldham County tax bill: $1,463, lower than the national median property tax bill of $2,400.
How are property taxes in Oldham County calculated?
Property taxes in Oldham 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.
Why does Oldham County have a higher property tax rate than the national median? The county’s 2.09% effective property tax rate is well above the national median of 1.02%, even though the median annual tax bill is below the national median.
How does Oldham County compare with Texas? Oldham County’s median property tax rate is also higher than the Texas median of 1.48%, while the median tax bill is $937 lower than the state median.
Understanding your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Oldham County or another part of the county, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Oldham County, Texas Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.09%
Estimate Property Tax Bill
$1,627
$1,510
How Does the Oldham County Property Tax Calculator Work?
Use this Oldham County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Oldham County's median effective tax rate of 2.09% 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. Oldham County's median tax rate is higher than Texas' 1.48% median tax rate and the county's median tax bill of $1,463 is $937 lower than the state median tax bill.
For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Oldham County.
Property Tax Rates Across Oldham County, Texas
What Are Effective Property Tax Rates Across Oldham County?
Local government entities set tax rates, which vary widely across Oldham 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 Oldham County's effective property tax rate to other counties in Texas or the U.S. median of 1.02%.
Oldham County's median effective rate stands at 2.09%, which is higher than the national median of 1.02%. Within Oldham County, the highest rate is found in WILDORADO at 1.73%, while ADRIAN has the lowest at 1.43%.
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 Oldham County Tax Rate
2.09%
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 Assessment Values Across Oldham County, Texas
When examining property taxes in Oldham 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 Oldham 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 Oldham 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 Oldham County.
For example, the median tax bill in Oldham County is $1,463, with tax bills ranging significantly across the county. Adrian has the highest median home price at $76,540.
Median Oldham County Market Value
$77,860
Median Texas Market Value
$258,851
Median United States Market Value
$235,294
Property Tax Bills Across Oldham County, Texas
Property tax bills in Oldham County are based on the assessed value of a home and the local tax rates set by taxing authorities. To calculate the bill, the county first determines a property’s market value, then applies the assessment process and the combined tax rate to arrive at the amount owed. Homes with higher assessed values generally face larger tax bills, while lower-valued properties pay less.
The county’s median home price is $77,860, which helps explain why bills can vary widely from one homeowner to another. The 25th percentile tax bill is $577, while the 75th percentile is $3,095 and the 90th percentile reaches $5,158. That spread shows how property characteristics and location can significantly affect what homeowners pay. In Adrian, the highest median tax bill is $1,522, while Wildorado has the lowest median tax bill at $944. For homeowners, this means property taxes can be a major ongoing housing cost, especially when assessed values rise faster than expected.
Median Oldham County Tax Bill
$1,463
Median Texas Tax Bill
$3,441
Median United States Tax Bill
$2,400
Don't miss the deadline to protest!
Dates | |
|---|---|
| Appeal Deadline | May 15 |
Links | |
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| Oldham Appraisal District | |
| Website | esearch.oldhamcad.org |