Union, Union County, South Carolina Property Taxes
Median Union, SC effective property tax rate: 1.49%, significantly higher than the national median of 1.02%, but lower than the SC state median of 0.72%.
Median Union, SC home value: $30,300
Median annual Union, SC tax bill: $226, $2,174 lower than the national median property tax bill of $2,400.
How are property taxes in Union calculated?
Property taxes in Union, 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 Union’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Union, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Union, Union County, South Carolina Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.49%
Estimate Property Tax Bill
$451
$419
Property Tax Rates Across Union, Union 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 Union Tax Rate
1.49%
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 Union County Tax Rate
1.59%
Median Effective South Carolina Tax Rate
0.72%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Union, Union County, South Carolina
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
29379 | 0.25% | 0.63% | 1.49% | 1.91% | 2.03% |
Source: Ownwell
Property Tax Assessment Values Across Union, Union County, South Carolina
When examining property taxes in Union, 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 Union 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.
In Union County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of March. 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 Union. For example, the median home price in Union is $30,300, with tax bills ranging significantly across the county. Zip code 29379 has the highest median home price at $30,300.
Property Tax Assessment Values Across Union, Union County, South Carolina
Source: Ownwell

$5,800
$29,900
$54,000
Median Union Market Value
$30,300
Median Union County Market Value
$24,000
Median South Carolina Market Value
$140,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Union, Union County, South Carolina
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
29379 | $3,500 | $5,900 | $30,300 | $69,400 | $114,740 |
Source: Ownwell
Property Tax Bills Across Union, Union County, South Carolina
Property tax bills in Union, South Carolina, are calculated based on the assessed value of a property, which is derived from the market value. In Union County, the property tax bill for a median-priced home of $30,300 is significantly lower than the national median property tax bill of $2,400. The 25th percentile tax bill is $82, while the 75th percentile tax bill reaches $551, and the 90th percentile tax bill is $998. These figures highlight the relatively modest property tax burden in this area compared to national averages. Homeowners in Union County can see a wide range of property tax bills depending on their property value and applicable exemptions.
Ownwell offers expert property tax appeal and exemption services to help homeowners in Union potentially reduce their tax burden. By analyzing individual assessments and identifying discrepancies or overlooked exemptions, Ownwell can assist homeowners in securing a fair and potentially lower tax bill. This service can lead to significant savings and ensure that homeowners are not overpaying on their property taxes.
Median Union Tax Bill
$226
Median Union County Tax Bill
$195
Median South Carolina Tax Bill
$1,086
Median United States Tax Bill
$2,400
Property Tax Bills Across Union, Union County, South Carolina
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
29379 | $47 | $82 | $226 | $551 | $998 |
Source: Ownwell