Property Taxes in Williston, South Carolina
Median Williston, South Carolina effective property tax rate: 0.94%, significantly lower than the national median of 1.02%, and lower than the South Carolina state median of 0.66%.
Median Williston, South Carolina home value: $24,470
Median annual Williston, South Carolina tax bill: $183, lower than the national median property tax bill of $2,400.
How are property taxes in Aiken calculated?
Property taxes in Williston, South Carolina 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 Williston's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Williston, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Williston Property Tax Calculator Work?
Use this Williston property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Williston's median effective tax rate of 0.94% — based on actual property records in Aiken 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 Williston'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 Williston: rates range from 0.94% in 29853 to 0.94% in 29853, 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 Williston.
About Williston Property Taxes
About Property Taxes in Williston, Aiken, South Carolina
Williston’s median effective property tax rate of 0.94% is higher than the South Carolina state median of 0.66% and lower than the national median of 1.02%. This rate reflects the Aiken 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 Williston. Homeowners in the 29853 ZIP code carry a median effective rate of 0.94%, while those in the same ZIP code also pay 0.94%. This spread reflects how school district boundaries and local assessment districts are drawn across Aiken County. Understanding which part of Williston you live in can make a meaningful difference to your annual tax bill.
Williston homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the January 15, 2027 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 Williston, Aiken County, South Carolina
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 Williston's effective property tax rate to other cities in South Carolina and the median property tax rates in South Carolina 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 Williston Tax Rate
0.94%
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 Aiken County Tax Rate
0.48%
Median Effective South Carolina Tax Rate
0.66%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Williston, Aiken County, South Carolina
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 29853 | 0.29% | 0.47% | 0.94% | 1.57% | 2.12% |
Source: Ownwell
Property Tax Assessment Values Across Williston, Aiken County, South Carolina
When examining property taxes in Williston, South Carolina, 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 Aiken County assessor 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 are sent in the spring each year and typically reach your mailbox by the middle of the month. 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 Williston is $24,470, with tax bills ranging significantly across the county. Zip code 29853 has the highest median home price at $24,470.
Property Tax Assessment Values Across Williston, Aiken County, South Carolina
Source: Ownwell
$18,350
$121,643
$224,935
Median Williston Market Value
$24,470
Median Aiken County Market Value
$126,165
Median South Carolina Market Value
$188,850
Median United States Market Value
$274,101
Property Tax Assessment Values Across Williston, Aiken County, South Carolina
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 29853 | $4,970 | $9,190 | $24,470 | $71,102 | $145,475 |
Source: Ownwell
Property Tax Bills Across Williston, Aiken County, South Carolina
Williston property tax bills are based on the assessed value of a home, not the market price alone. Local tax rates are then applied to that assessed value to determine the final tax bill. For homeowners, this means the amount owed can change when a property’s assessed value changes or when local tax rates are adjusted.
Several factors can influence the bill, including the home’s characteristics, its location within Aiken County, and any exemptions that may apply. With a median home price of $24,470, property taxes in Williston are relatively modest compared with the national median property tax bill of $2,400.
Typical bills in the city range from $96 at the 25th percentile to $460 at the 75th percentile, with the 90th percentile reaching $942. The median tax bill in zip code 29853 is $183, showing that many homeowners pay well below the national median.
Median Williston Tax Bill
$183
Median Aiken County Tax Bill
$639
Median South Carolina Tax Bill
$1,227
Median United States Tax Bill
$3,209
Property Tax Bills Across Williston, Aiken County, South Carolina
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 29853 | $57 | $96 | $183 | $460 | $942 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | September 29 |
Links | |
|---|---|
| Aiken Tax Assessor | |
| Website | qpublic.schneidercorp.com |