Barnwell, Allendale County, South Carolina Property Taxes
Median Barnwell, SC effective property tax rate: 0.84%, significantly lower than the national median of 1.02%, but higher than the South Carolina state median of 0.72%.
Median Barnwell, SC home value: $53,850
Median annual Barnwell, SC tax bill: $323, $2,077 lower than the national median property tax bill of $2,400.
How are property taxes in Allendale calculated?
Property taxes in Barnwell, SC 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 Barnwell’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Barnwell, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Barnwell, Allendale County, South Carolina Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.84%
Estimate Property Tax Bill
$452
$420
Property Tax Rates Across Barnwell, Allendale County, South Carolina
Local government entities set tax rates, which can vary widely within a state. This variation occurs because each county annually estimates its required budget to provide essential services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. While votes and laws play a role in setting tax rates and budgets, this is the annual process in a nutshell.
Barnwell in Barnwell County, SC, has an effective property tax rate that stands out when compared to other cities in South Carolina and the median property tax rates in the state and the U.S. With the national median property tax rate at 1.02% and the median property tax bill at $2400, Barnwell's rate offers a unique perspective on property taxation in the region. Understanding these differences can help property owners make informed decisions about property tax appeals and exemptions. Whether you're a homeowner or a potential buyer, being aware of these tax rates is crucial for managing property expenses effectively.
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 Barnwell Tax Rate
0.84%
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 Allendale County Tax Rate
1.10%
Median Effective South Carolina Tax Rate
0.72%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Barnwell, Allendale County, South Carolina
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
29812 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Barnwell, Allendale County, South Carolina
When examining property taxes in Barnwell, SC, 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 Allendale 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.
In Allendale County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of the season. 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 Barnwell.
For example, the median home price in Barnwell is $53,850, with tax bills ranging significantly across the county.
Property Tax Assessment Values Across Barnwell, Allendale County, South Carolina
Source: Ownwell

$10,700
$15,700
$20,700
Median Barnwell Market Value
$53,850
Median Allendale County Market Value
$19,600
Median South Carolina Market Value
$140,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Barnwell, Allendale County, South Carolina
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
29812 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Barnwell, Allendale County, South Carolina
Median Barnwell Tax Bill
$323
Median Allendale County Tax Bill
$221
Median South Carolina Tax Bill
$1,086
Median United States Tax Bill
$2,400
Property Tax Bills Across Barnwell, Allendale County, South Carolina
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
29812 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell