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Rio Hondo, Cameron County, Texas Property Taxes

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Property Taxes in Rio Hondo, Texas

  • Median Rio Hondo, Texas effective property tax rate: 1.24%, significantly lower than the national median of 1.02%, and lower than the Texas state median of 1.48%.

  • Median Rio Hondo, Texas home value: $119,843

  • Median annual Rio Hondo, Texas tax bill: $940, lower than the national median property tax bill of $2,400.

How are property taxes in Cameron calculated?

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

Last Updated April 13, 2026

Rio Hondo, Cameron County, Texas Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.24%

Estimate Property Tax Bill

$1,486

$1,379

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Rio Hondo Property Tax Calculator Work?

Use this Rio Hondo property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Rio Hondo's median effective tax rate of 1.24% — based on actual property records in Cameron 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 Rio Hondo'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 Rio Hondo: rates range from 1.24% in 78583 to 1.24% in 78583, primarily due to differences in school district levies and local assessment districts.

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

About Rio Hondo Property Taxes

About Property Taxes in Rio Hondo, Cameron, Texas

Rio Hondo's median effective property tax rate of 1.24% is lower than the Texas state median of 1.48% and higher than the national median of 1.02%. This rate reflects the Cameron County base levy combined with local school district levies and Municipal Utility Districts (MUDs) that vary by subdivision throughout the city.

Property tax rates are not uniform across Rio Hondo. Homeowners in ZIP code 78583 carry a median effective rate of 1.24%, while those in the same ZIP code pay 1.24%. This spread — 0 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Cameron County. Understanding which part of Rio Hondo you live in can make a meaningful difference to your annual tax bill.

Rio Hondo homeowners who believe their assessed value is too high can file a formal appeal with the local Appraisal District before May 15, 2026.

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 Rio Hondo, Cameron 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 Rio Hondo'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 Rio Hondo, Cameron County, Texas

Source: Ownwell

0.27%

1.31%

2.36%

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 Rio Hondo Tax Rate

1.24%

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 Cameron County Tax Rate

1.33%

Median Effective Texas Tax Rate

1.48%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Rio Hondo, Cameron County, Texas

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
785830.25%0.55%1.24%1.61%2.04%
78586N/AN/AN/AN/AN/A

Source: Ownwell

Property Tax Assessment Values Across Rio Hondo, Cameron County, Texas

When examining property taxes in Rio Hondo, 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 Cameron 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 Cameron County, assessment notices are sent in the spring 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. For Rio Hondo, the median home price is $119,843, and the median tax bill is $940, compared with the national median property tax rate of 1.02% and national median property tax bill of $2,400.

Property Tax Assessment Values Across Rio Hondo, Cameron County, Texas

Source: Ownwell

$13,508

$221,167

$428,825

Median Rio Hondo Market Value

$119,843

Median Cameron County Market Value

$155,094

Median Texas Market Value

$258,851

Median United States Market Value

$235,294

Property Tax Assessment Values Across Rio Hondo, Cameron County, Texas

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
78583$9,625$48,825$119,843$215,062$312,901
78586N/AN/AN/AN/AN/A

Source: Ownwell

Property Tax Bills Across Rio Hondo, Cameron County, Texas

Property tax bills in Rio Hondo are based on the assessed value of a home and the local tax rates set by taxing authorities. When a property’s assessed value rises, the tax bill can increase, even if the homeowner’s income does not. For many homeowners, that means a higher annual cost tied directly to market conditions and local assessments.

In Rio Hondo, the median home price is $119,843, while the tax bill ranges from $398 at the 25th percentile to $1,973 at the 75th percentile, with the 90th percentile reaching $3,634. The median tax bill in ZIP code 78583 is $940, which is below the national median property tax bill of $2,400. That makes it especially important to review whether your assessed value is accurate.

Ownwell helps homeowners lower property tax bills by identifying potential overassessments and guiding appeals. If your home is taxed too high, Ownwell can help you challenge the assessment and pursue savings.

Property Tax Bills Across Rio Hondo, Cameron County, Texas

Source: Ownwell

$219

$3,444

$6,669

Median Rio Hondo Tax Bill

$940

Median Cameron County Tax Bill

$1,458

Median Texas Tax Bill

$3,441

Median United States Tax Bill

$2,400

Property Tax Bills Across Rio Hondo, Cameron County, Texas

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
78583$140$398$940$1,973$3,634
78586N/AN/AN/AN/AN/A

Source: Ownwell

Don't miss the deadline to protest!

Frequently Asked Property Tax Questions in Rio Hondo, Texas

How are property taxes calculated in Rio Hondo, Texas?
Property taxes in Rio Hondo, 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 Rio Hondo, Texas?
To appeal your property taxes in Rio Hondo, 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 Rio Hondo, Texas?
Common property tax exemptions in Rio Hondo, 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 Rio Hondo, Texas?
Property tax deadlines in Rio Hondo, 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 Rio Hondo, Texas?
Ownwell provides professional property tax appeal services in Rio Hondo, 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.