San Diego, Duval County, Texas Property Taxes
Property Taxes in San Diego, Texas
Median San Diego, Texas effective property tax rate: 2.39%, significantly higher than the national median of 1.02%, and higher than the Texas state median of 1.48%.
Median San Diego, Texas home value: $42,975
Median annual San Diego, Texas tax bill: $956, $1,444 lower than the national median property tax bill of $2,400.
How are property taxes in Duval calculated?
Property taxes in San Diego, 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 San Diego's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in San Diego, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
San Diego, Duval County, Texas Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.39%
Estimate Property Tax Bill
$1,027
$953
How Does the San Diego Property Tax Calculator Work?
Use this San Diego property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies San Diego's median effective tax rate of 2.39% — based on actual property records in Duval 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 San Diego'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 San Diego: rates range from 2.39% in 78384 to 2.39% in 78384, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across San Diego.
About San Diego Property Taxes
About Property Taxes in San Diego, Duval, TX
San Diego’s median effective property tax rate of 2.39% is higher than the Texas state median of 1.48% and higher than the national median of 1.02%. This rate reflects the Duval 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 San Diego. Homeowners in the 78384 ZIP code carry a median effective rate of 2.39%, while those in 78384 pay 2.39%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Duval County. Understanding which part of San Diego you live in can make a meaningful difference to your annual tax bill.
San Diego 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 San Diego, Duval 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 San Diego's effective property tax rate to other cities in Texas and the median property tax rates in Texas and the U.S.
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 San Diego Tax Rate
2.39%
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 Duval County Tax Rate
2.33%
Median Effective Texas Tax Rate
1.48%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across San Diego, Duval County, Texas
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 78384 | 1.91% | 2.23% | 2.39% | 2.39% | 2.39% |
Source: Ownwell
Property Tax Assessment Values Across San Diego, Duval County, Texas
When examining property taxes in San Diego, 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 Duval 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 Duval County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month when notices are sent.
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 San Diego.
For example, the median home price in San Diego is $42,975, with tax bills ranging significantly across the county. 78384 has the highest median home price at $42,975.
Property Tax Assessment Values Across San Diego, Duval County, Texas
Source: Ownwell
$38,020
$46,740
$55,460
Median San Diego Market Value
$42,975
Median Duval County Market Value
$41,685
Median Texas Market Value
$258,851
Median United States Market Value
$235,294
Property Tax Assessment Values Across San Diego, Duval County, Texas
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 78384 | $5,160 | $20,715 | $42,975 | $70,528 | $113,675 |
Source: Ownwell
Property Tax Bills Across San Diego, Duval County, Texas
How are property tax bills calculated in San Diego, Texas?
Property tax bills in San Diego are determined by multiplying a home’s assessed value by the local tax rate set for Duval County and other taxing authorities. The assessed value is based on the market value of the property, so changes in home values can directly affect what homeowners owe. Factors such as location, property characteristics, and local budgets all play a role in the final bill.
For homeowners, this means a higher assessed value can lead to a larger tax bill, even if the home has not been sold. In San Diego, the median home price is $42,975, and the median tax bill is $956.00 in ZIP code 78384. That is below the national median property tax bill of $2,400 and well under the national median property tax rate of 1.02%. Bills can still vary widely, with the 25th percentile at $426 and the 75th percentile at $1,570.
Median San Diego Tax Bill
$956
Median Duval County Tax Bill
$916
Median Texas Tax Bill
$3,441
Median United States Tax Bill
$2,400
Property Tax Bills Across San Diego, Duval County, Texas
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 78384 | $108 | $426 | $956 | $1,570 | $2,530 |
Source: Ownwell
Don't miss the deadline to protest!
Dates | |
|---|---|
| Appeal Deadline | May 15 |
Links | |
|---|---|
| Duval Appraisal District | |
| Website | esearch.duvalcad.org |