Carter County, Oklahoma Property Taxes
Property Taxes in Carter County, Oklahoma
Median Carter County effective property tax rate: 0.77%, significantly lower than the national median of 1.02%.
Median Carter County home value: $140,735
Median annual Carter County tax bill: $1,030, lower than the national median property tax bill of $2,400.
How are property taxes in Carter County calculated?
Property taxes in Carter 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 Carter County or another part of Carter County, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Carter County, Oklahoma Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.77%
Estimate Property Tax Bill
$1,084
$1,006
How Does the Carter County Property Tax Calculator Work?
Use this Carter County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Carter County's median effective tax rate of 0.77% 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. Carter County's median tax rate is lower than Oklahoma's 0.90% median rate, and the county's median tax bill of $1,030 is $1,370 lower than the state median and below the national median property tax bill of $2,400.
For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Carter County.
Property Tax Rates Across Carter County, Oklahoma
What Are Effective Property Tax Rates Across Carter County?
Local government entities set tax rates, which vary widely across Carter 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 Carter County's effective property tax rate to other counties in Oklahoma or the U.S. median of 1.02%.
Carter County's median effective rate stands at 0.77%, which is lower than the national median of 1.02%. Within Carter County, the highest rate is found in Ardmore at 0.80%, while Ratliff City has the lowest at 0.47%.
These variations reflect differences in local school district levies, special assessment districts 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 Carter County Tax Rate
0.77%
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 Oklahoma Tax Rate
0.90%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Carter County, Oklahoma
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Ardmore | 0.43% | 0.60% | 0.80% | 0.98% | 1.14% |
| Fox | 0.18% | 0.22% | 0.38% | 0.48% | 0.75% |
| Graham | 0.21% | 0.43% | 0.53% | 0.67% | 0.85% |
| Healdton | 0.28% | 0.43% | 0.59% | 0.87% | 1.16% |
| Hennepin | 0.27% | 0.40% | 0.51% | 0.71% | 0.96% |
| Lone Grove | 0.46% | 0.63% | 0.79% | 1.00% | 1.23% |
| Madill | 0.43% | 0.51% | 0.69% | 0.90% | 1.11% |
| Overbrook | 0.48% | 0.58% | 0.68% | 0.78% | 0.98% |
| Ratliff City | 0.22% | 0.34% | 0.47% | 0.65% | 0.84% |
| Ringling | 0.41% | 0.49% | 0.58% | 0.68% | 0.84% |
| Springer | 0.35% | 0.46% | 0.65% | 0.83% | 1.01% |
| Tussy | 0.27% | 0.44% | 0.54% | 0.67% | 0.89% |
| Wilson | 0.32% | 0.47% | 0.68% | 0.95% | 1.22% |
| Gene Autry | N/A | N/A | N/A | N/A | N/A |
| Mannsville | N/A | N/A | N/A | N/A | N/A |
| Tatums | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Carter County, Oklahoma
When examining property taxes in Carter 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 Carter County assessor 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 Carter 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 Carter County.
For example, the median tax bill in Carter County is $1,030, with tax bills ranging significantly across the county. Ringling has the highest median home price at $213,211.
Median Carter County Market Value
$140,735
Median Oklahoma Market Value
$160,842
Median United States Market Value
$235,294
Property Tax Assessment Values Across Carter County, Oklahoma
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Ardmore | $50,934 | $84,012 | $152,788 | $251,547 | $368,206 |
| Fox | $45,485 | $60,460 | $102,794 | $129,127 | $251,958 |
| Graham | $24,350 | $39,206 | $72,708 | $109,169 | $228,406 |
| Healdton | $23,607 | $43,873 | $80,000 | $129,431 | $219,440 |
| Hennepin | $43,663 | $72,180 | $140,496 | $242,052 | $378,026 |
| Lone Grove | $68,203 | $110,414 | $152,259 | $236,366 | $339,045 |
| Madill | $79,376 | $115,752 | $196,216 | $246,952 | $269,740 |
| Overbrook | $80,278 | $117,164 | $168,800 | $354,891 | $444,579 |
| Ratliff City | $44,226 | $72,329 | $112,054 | $189,788 | $301,174 |
| Ringling | $66,344 | $124,438 | $213,211 | $341,477 | $432,248 |
| Springer | $42,291 | $80,562 | $155,747 | $284,344 | $440,143 |
| Tussy | $20,211 | $70,934 | $106,138 | $197,396 | $236,561 |
| Wilson | $33,265 | $61,304 | $112,462 | $195,824 | $312,742 |
| Gene Autry | N/A | N/A | N/A | N/A | N/A |
| Mannsville | N/A | N/A | N/A | N/A | N/A |
| Tatums | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Carter County, Oklahoma
Property tax bills in Carter County are based on the assessed value of a home, not its market price alone. Local taxing authorities apply the county’s tax rate to that assessed value to determine the annual bill, so two homes with similar market values can still owe different amounts if their assessments differ. Factors such as location, property characteristics, and any exemptions can also affect the final amount.
For a home with a median home price of $140,735, the tax bill can vary widely across the county. The 25th percentile tax bill is $502, while the 75th percentile is $1,970, and the 90th percentile reaches $3,117. That range shows how much property taxes can differ from one homeowner to another.
These bills matter because they directly affect monthly housing costs and long-term affordability. Even when home values stay steady, a higher assessment can raise the tax bill and increase the financial burden on homeowners.
Median Carter County Tax Bill
$1,030
Median Oklahoma Tax Bill
$1,339
Median United States Tax Bill
$2,400
Property Tax Bills Across Carter County, Oklahoma
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Ardmore | $314 | $591 | $1,157 | $2,126 | $3,310 |
| Fox | $152 | $229 | $264 | $546 | $847 |
| Graham | $82 | $198 | $305 | $766 | $1,242 |
| Healdton | $111 | $242 | $440 | $828 | $1,451 |
| Hennepin | $96 | $328 | $754 | $1,302 | $2,753 |
| Lone Grove | $412 | $722 | $1,200 | $1,999 | $3,062 |
| Madill | $460 | $608 | $1,284 | $2,149 | $2,602 |
| Overbrook | $504 | $745 | $1,002 | $2,663 | $3,461 |
| Ratliff City | $152 | $272 | $502 | $1,042 | $1,827 |
| Ringling | $394 | $706 | $1,102 | $1,615 | $3,249 |
| Springer | $230 | $399 | $935 | $2,137 | $3,876 |
| Tussy | $140 | $187 | $530 | $1,048 | $1,436 |
| Wilson | $171 | $350 | $711 | $1,436 | $2,503 |
| Gene Autry | N/A | N/A | N/A | N/A | N/A |
| Mannsville | N/A | N/A | N/A | N/A | N/A |
| Tatums | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | March 6 |
Links | |
|---|---|
| Carter Tax Assessor | |
| Website | www.actdatascout.com |