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Sullivan City, Hidalgo County, Texas Property Taxes

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Property Taxes in Sullivan City, Texas

  • Median Sullivan City, Texas effective property tax rate: 1.53%, significantly higher than the national median of 1.02%, and higher than the Texas state median of 1.48%.

  • Median Sullivan City, Texas home value: $95,760

  • Median annual Sullivan City, Texas tax bill: $1,224, $1,176 lower than the national median property tax bill of $2,400.

How are property taxes in Hidalgo calculated?

Property taxes in Sullivan City, Texas 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 Sullivan City's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Sullivan City, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Sullivan City, Hidalgo County, Texas Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.53%

Estimate Property Tax Bill

$1,465

$1,360

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Sullivan City Property Tax Calculator Work?

Use this Sullivan City property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Sullivan City's median effective property tax rate of 1.53% — based on actual property records in Hidalgo County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Sullivan City's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.

Your bill may vary by ZIP code within Sullivan City: rates range from 1.53% in 78595 to 1.53% in 78595, primarily due to differences in school district levies and local assessment districts.

If your estimate is higher than expected, Ownwell can appeal your Sullivan City assessment — you only pay if we save you money.

About Sullivan City Property Taxes

About Property Taxes in Sullivan City, Hidalgo, Texas

Sullivan City’s median effective property tax rate of 1.53% is higher than the Texas state median of 1.48% and higher than the national median of 1.02%. This rate reflects the Hidalgo County base levy combined with local school district levies and Municipal Utility Districts that vary by subdivision throughout the city.

Property tax rates are not uniform across Sullivan City. Homeowners in ZIP code 78595 carry a median effective rate of 1.53%, while those in the same ZIP code also pay 1.53%. This reflects how school district boundaries and local assessment districts are drawn across Hidalgo County. Understanding which part of Sullivan City you live in can make a meaningful difference to your annual tax bill.

Sullivan City homeowners who believe their assessed value is too high can file a formal appeal with the local Appraisal District before the May 15, 2026 deadline each year.

If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.

Property Tax Rates Across Sullivan City, Hidalgo County, Texas

As noted earlier, local government entities set tax rates, which can vary widely within a state.

Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.

While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.

Below, you can compare Sullivan City’s effective property tax rate to other cities in Texas and the median property tax rates in Texas and the U.S.

Property Tax Rates Across Sullivan City, Hidalgo County, Texas

Source: Ownwell

0.77%

1.45%

2.12%

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 Sullivan City Tax Rate

1.53%

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 Hidalgo County Tax Rate

1.83%

Median Effective Texas Tax Rate

1.48%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Sullivan City, Hidalgo County, Texas

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
785950.61%0.85%1.53%2.19%2.34%

Source: Ownwell

Property Tax Assessment Values Across Sullivan City, Hidalgo County, Texas

When examining property taxes in Sullivan City, Texas, 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 Hidalgo 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 Hidalgo County, assessment notices are sent in April each year.

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 understanding how assessed and market values are determined, property owners can better navigate their tax responsibilities and the valuation process affecting property taxes in Sullivan City.

For example, the median home price in Sullivan City is $95,760, with tax bills ranging significantly across the county. 78595 has the highest median home price at $95,760.

Property Tax Assessment Values Across Sullivan City, Hidalgo County, Texas

Source: Ownwell

$51,252

$139,303

$227,353

Median Sullivan City Market Value

$95,760

Median Hidalgo County Market Value

$139,446

Median Texas Market Value

$258,851

Median United States Market Value

$235,294

Property Tax Assessment Values Across Sullivan City, Hidalgo County, Texas

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
78595$48,522$69,334$95,760$128,887$174,985

Source: Ownwell

Property Tax Bills Across Sullivan City, Hidalgo County, Texas

Property tax bills in Sullivan City are based on the assessed value of a home and the local tax rates set by taxing authorities. For homeowners, that means the bill is determined by how the property is valued for tax purposes, not by what it would sell for on the open market. With a median home price of $95,760, even small changes in assessed value can affect what a homeowner owes.

Tax bills can vary widely across the city. The 25th percentile tax bill is $750, while the 75th percentile is $2,047 and the 90th percentile is $2,991. In ZIP code 78595, the median tax bill is $1,224, which is below the national median property tax bill of $2,400 and the national median property tax rate of 1.02%.

Ownwell helps homeowners lower their property tax bills by reviewing assessments, identifying savings opportunities, and filing appeals when a home is overassessed.

Property Tax Bills Across Sullivan City, Hidalgo County, Texas

Source: Ownwell

$506

$2,342

$4,178

Median Sullivan City Tax Bill

$1,224

Median Hidalgo County Tax Bill

$2,055

Median Texas Tax Bill

$3,441

Median United States Tax Bill

$2,400

Property Tax Bills Across Sullivan City, Hidalgo County, Texas

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
78595$494$750$1,224$2,047$2,991

Source: Ownwell

Don't miss the deadline to protest!

Frequently Asked Property Tax Questions in Sullivan City, Texas

How are property taxes calculated in Sullivan City, Texas?
Property taxes in Sullivan City, Texas are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.
How do I appeal my property taxes in Sullivan City, Texas?
To appeal your property taxes in Sullivan City, Texas, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.
What property tax exemptions are available in Sullivan City, Texas?
Common property tax exemptions in Sullivan City, Texas include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.
When are property taxes due in Sullivan City, Texas?
Property tax deadlines in Sullivan City, Texas vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.
How can Ownwell help reduce my property taxes in Sullivan City, Texas?
Ownwell provides professional property tax appeal services in Sullivan City, Texas. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.