Gallatin, Sumner County, Tennessee Property Taxes
Property Taxes in Gallatin, Tennessee
Median Gallatin, Tennessee effective property tax rate: 0.36%, significantly lower than the national median of 1.02%, and lower than the Tennessee state median of 0.54%.
Median Gallatin, Tennessee home value: $404,900
Median annual Gallatin, Tennessee tax bill: $1,454, $946 lower than the national median property tax bill of $2,400.
How are property taxes in Sumner calculated?
Property taxes in Gallatin, Tennessee 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 Gallatin's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Gallatin, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Gallatin, Sumner County, Tennessee Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.36%
Estimate Property Tax Bill
$1,458
$1,353
How Does the Gallatin Property Tax Calculator Work?
Use this Gallatin property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Gallatin's median effective tax rate of 0.36% — based on actual property records in Sumner 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 Gallatin'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 Gallatin: rates range from 0.36% in 37066 to 0.36% in 37066, 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 Gallatin.
About Gallatin Property Taxes
About Property Taxes in Gallatin, Sumner, Tennessee
Gallatin's median effective property tax rate of 0.36% is lower than the Tennessee state median of 0.54% and lower than the national median of 1.02%. This rate reflects the Sumner County base levy combined with local school district levies and special assessment districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Gallatin. Homeowners in the 37066 ZIP code carry a median effective rate of 0.36%, while those in the lowest ZIP code pay 0.36%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Sumner County. Understanding which part of Gallatin you live in can make a meaningful difference to your annual tax bill.
Gallatin homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the May 31, 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 Gallatin, Sumner County, Tennessee
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 Gallatin's effective property tax rate to other cities in Tennessee and the median property tax rates in Tennessee and the U.S.
Our median effective property tax rate (tax bill Ă· 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 Gallatin Tax Rate
0.36%
Our median effective property tax rate (tax bill Ă· 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 Sumner County Tax Rate
0.36%
Median Effective Tennessee Tax Rate
0.54%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Gallatin, Sumner County, Tennessee
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 37066 | 0.36% | 0.36% | 0.36% | 0.36% | 0.36% |
Source: Ownwell
Property Tax Assessment Values Across Gallatin, Sumner County, Tennessee
When examining property taxes in Gallatin, Tennessee, 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 Sumner 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 Sumner County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of May.
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 example, the median home price in Gallatin is $404,900, with tax bills ranging significantly across the county. 37066 has the highest median home price at $404,900.
Property Tax Assessment Values Across Gallatin, Sumner County, Tennessee
Source: Ownwell
$252,500
$364,300
$476,100
Median Gallatin Market Value
$404,900
Median Sumner County Market Value
$412,600
Median Tennessee Market Value
$213,900
Median United States Market Value
$235,294
Property Tax Assessment Values Across Gallatin, Sumner County, Tennessee
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 37066 | $207,540 | $299,000 | $404,900 | $581,600 | $855,000 |
Source: Ownwell
Property Tax Bills Across Gallatin, Sumner County, Tennessee
Property tax bills in Gallatin are based on the assessed value of a home, not its market price alone. Local taxing authorities apply tax rates to that assessed value to determine the annual bill, so the final amount can vary even among homes with similar market values. Factors such as location, property characteristics, and any applicable exemptions can all influence the result.
For homeowners, this means a higher assessed value can lead to a larger tax bill, while a lower assessed value may reduce what is owed. In Gallatin, the median home price is $404,900, and property tax bills typically range from $1,072 at the 25th percentile to $2,071 at the 75th percentile, with the 90th percentile reaching $2,969. The median tax bill in ZIP code 37066 is $1,454, which is below the national median property tax bill of $2,400.
Median Gallatin Tax Bill
$1,454
Median Sumner County Tax Bill
$1,462
Median Tennessee Tax Bill
$1,126
Median United States Tax Bill
$2,400
Property Tax Bills Across Gallatin, Sumner County, Tennessee
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 37066 | $726 | $1,072 | $1,454 | $2,071 | $2,969 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | June 12 |
Links | |
|---|---|
| Sumner Tax Assessor | |
| Website | sumnertn.geopowered.com |