Barnwell County, South Carolina Property Taxes
Median Barnwell County effective property tax rate: 0.86%, significantly lower than the national median of 1.02%.
Median Barnwell County home value: $37,200
Median annual Barnwell County tax bill: $366, $2,034 lower than the national median property tax bill of $2,400.
How are property taxes in Barnwell County calculated?
Property taxes in Barnwell County 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 your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Barnwell or another part of Barnwell County, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Barnwell County, South Carolina Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.86%
Estimate Property Tax Bill
$320
$297
Property Tax Rates Across Barnwell County, South Carolina
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 County Tax Rate
0.86%
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 South Carolina Tax Rate
0.72%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Barnwell County, South Carolina
City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Barnwell | 0.40% | 0.71% | 0.85% | 2.47% | 2.68% |
Blackville | 0.40% | 0.82% | 0.91% | 2.59% | 2.77% |
Elko | 0.43% | 0.76% | 0.84% | 2.40% | 2.54% |
Hilda | N/A | N/A | N/A | N/A | N/A |
Martin | 0.82% | 0.85% | 2.52% | 2.63% | 2.72% |
Olar | 0.28% | 0.47% | 0.82% | 0.85% | 2.52% |
Ulmer | N/A | N/A | N/A | N/A | N/A |
Williston | 0.43% | 0.78% | 0.88% | 2.51% | 2.71% |
Source: Ownwell
Property Tax Assessment Values Across Barnwell County, South Carolina
When examining property taxes in Barnwell County, 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 Barnwell County Assessor's Office 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:
Assessment notices in Barnwell County 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. 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 County.
For example, the median tax bill in Barnwell County is $421, with tax bills ranging significantly across the county. Barnwell has the highest median home price at $45,400.
Property Tax Assessment Values Across Barnwell County, South Carolina
Source: Ownwell

$15,250
$30,325
$45,400
Median Barnwell County Market Value
$37,200
Median South Carolina Market Value
$140,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Barnwell County, South Carolina
City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Barnwell | $3,600 | $11,200 | $45,400 | $107,300 | $174,660 |
Blackville | $2,700 | $7,025 | $27,950 | $61,865 | $123,790 |
Elko | $2,620 | $5,850 | $27,100 | $61,350 | $116,380 |
Hilda | N/A | N/A | N/A | N/A | N/A |
Martin | $1,100 | $6,450 | $15,250 | $30,875 | $41,850 |
Olar | $2,410 | $10,900 | $40,200 | $91,225 | $182,190 |
Ulmer | N/A | N/A | N/A | N/A | N/A |
Williston | $3,680 | $10,600 | $36,600 | $93,600 | $166,440 |
Source: Ownwell
Property Tax Bills Across Barnwell County, South Carolina
Median Barnwell County Tax Bill
$366
Median South Carolina Tax Bill
$1,086
Median United States Tax Bill
$2,400
Property Tax Bills Across Barnwell County, South Carolina
City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Barnwell | $56 | $156 | $421 | $963 | $1,599 |
Blackville | $45 | $111 | $279 | $668 | $1,216 |
Elko | $52 | $116 | $269 | $641 | $903 |
Hilda | N/A | N/A | N/A | N/A | N/A |
Martin | $21 | $140 | $324 | $782 | $982 |
Olar | $22 | $120 | $296 | $696 | $1,281 |
Ulmer | N/A | N/A | N/A | N/A | N/A |
Williston | $66 | $156 | $386 | $897 | $1,430 |
Source: Ownwell