Grant County, OK Property Taxes (2026)

Grant County owners pay a median of $480 a year on a median home value of $79,500, an effective rate of 0.60%. That's the 48th-highest rate of 77 Oklahoma counties with Census data, below the Oklahoma county median of 0.63%.

Updated October 2026 · Data: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023)

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Effective tax rate

0.60%

48th highest of 77 in OK

Median annual bill

$480

~$40/month

Median home value

$79,500

Oklahoma county median

0.63%

Effective rate

What a protest could save you in Grant County

Enter the market value from your appraisal notice. We apply Grant County's 0.60% effective rate and a 10–15% reduction, the typical range for successful protests.

$
Est. annual tax
$477
Savings at 10–15% off
$48–$72
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Grant County vs. Oklahoma vs. U.S. property tax rates

Grant County0.60%
Oklahoma county median0.63%
U.S. county median0.84%

Key stat: Grant County's effective property tax rate is 0.60%, vs. 0.63% for the median Oklahoma county and 0.84% for the median U.S. county. It ranks 48th of 77 in Oklahoma. Effective rate = median tax bill ÷ median home value, so it already reflects typical exemptions. (Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023))

How to appeal your property taxes in Grant County

  1. 1

    Review your assessment notice

    Check the assessed value from the Grant County Assessor. Compare it to recent sales of similar homes nearby.

  2. 2

    File your appeal before the deadline

    The Grant County deadline is Varies by county. Missing it means waiting until the next assessment year.

  3. 3

    Gather evidence

    Recent comparable sales, photos of condition issues, repair estimates or an independent appraisal.

  4. 4

    Present your case

    Submit evidence or attend a hearing with the County Assessor.

  5. 5

    Get your decision

    If you win, your assessed value and bill go down. On a $480 bill, 10–15% off is $48–$72 a year.

Want help with it?

TaxDrop builds your case from comparable sales data.

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Property tax exemptions in Oklahoma

Oklahoma homeowners may qualify for exemptions that reduce taxable value. Check with the Grant County Assessor for amounts.

Homestead exemption

For your primary residence. Reduces the value used to calculate your bill.

Senior / over-65

Many states add an exemption or freeze for owners 65 and older.

Disability

For homeowners with qualifying disabilities, often similar to the over-65 benefit.

Veterans

Disabled veterans may get partial or full exemptions depending on rating.

Frequently Asked Questions

What is the property tax rate in Grant County, Oklahoma?
The median effective property tax rate in Grant County is 0.60%: a median annual bill of $480 on a median home value of $79,500. That's the 48th-highest rate of 77 Oklahoma counties with Census data. Your own rate depends on which city, school district and special districts you're in. Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023).
How much are property taxes in Grant County?
The median Grant County property tax bill is $480 a year, about $40 a month, compared with a Oklahoma county median of $813.
What is the deadline to appeal property taxes in Grant County?
The deadline to appeal in Grant County is Varies by county. Missing it means waiting until the next assessment cycle.
Is Grant County a high property tax area?
Grant County's 0.60% effective rate is below the Oklahoma county median of 0.63% and below the U.S. county median of 0.84%. That's the 48th-highest rate of 77 Oklahoma counties with Census data.
Can TaxDrop help lower my Grant County property taxes?
TaxDrop analyzes your property against local comparable sales and helps you appeal your assessment.

Property taxes in nearby counties

Garfield County

Rate: 0.89%

Median bill: $1,331

Alfalfa County

Rate: 0.63%

Median bill: $649

Kay County

Rate: 0.68%

Median bill: $799

Noble County

Rate: 0.80%

Median bill: $1,145

Major County

Rate: 0.61%

Median bill: $828

Kingfisher County

Rate: 0.55%

Median bill: $1,139

Woods County

Rate: 0.52%

Median bill: $731

Logan County

Rate: 0.76%

Median bill: $1,787

← All 77 Oklahoma counties

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