Property Tax in Grayson County, Texas (2026)
Last reviewed:
| Area | Effective Rate | Tax on $300K Home | Tax on $500K Home |
|---|---|---|---|
| Grayson County, TX | 1.29% | $3870 | $6450 |
| Texas average | 1.28% | $3840 | $6400 |
| US national average | 1.10% | $3,300 | $5,500 |
Data sources: US Census Bureau ACS 5-Year Estimates, Tax Foundation, ATTOM Data Solutions
How Property Taxes Work in Grayson County
Grayson County, Texas applies an effective property tax rate of 1.29% to assessed home values. This is above the national average of 1.10% and above the Texas state average of 1.28%. On a home valued at the county median of $228300, a homeowner pays approximately $2953 per year — or $246.08333333333334 per month.
Property taxes in Texas are administered at the county or municipal level. Rates reflect a millage rate applied to assessed value, which may be 50–100% of market value depending on local assessment practices. Many counties offer homestead exemptions, senior exemptions, disability exemptions, and veteran exemptions that can reduce the taxable assessed value — and therefore the effective rate shown above.
What Your Property Tax Funds
Property tax revenue in Grayson County funds local public schools, county government operations, road maintenance, emergency services (fire, EMS, police), parks, libraries, and other local services. The distribution among these uses varies by jurisdiction and year based on approved budgets and levies.
How to Appeal Your Assessment
If you believe your property is assessed above its fair market value, you can file an appeal with the Grayson County Assessor or Board of Review. Most jurisdictions have a formal appeals process with specific deadlines — typically 30–90 days after assessment notices are mailed. Successful appeals can meaningfully reduce your property tax bill for the current and future tax years.
Frequently Asked Questions
What is the property tax rate in Grayson County, Texas?
The effective property tax rate in Grayson County is 1.29% of assessed home value. On the median home value of $228300, homeowners pay approximately $2953 per year. Your actual bill depends on your specific assessed value and any exemptions you qualify for.
How much are property taxes on a $400,000 home in Grayson County?
At the 1.29% effective rate, a $400,000 home in Grayson County would incur approximately $5160 per year in property taxes, or about $430 per month. Use the calculator above to estimate taxes for any home value.
How does Grayson County compare to the Texas state average?
Grayson County's 1.29% effective rate is higher than the Texas state average of 1.28%. Compared to the national average of 1.10%, it is above average.
Are there property tax exemptions available in Grayson County?
Most jurisdictions in Texas offer homestead exemptions for primary residences, senior citizen exemptions for qualifying homeowners, disability exemptions, and veteran exemptions. These can reduce your assessed value and lower your effective tax rate below the area average. Contact the Grayson County Assessor's office to learn which exemptions you qualify for and how to apply.