Union, South Carolina property tax

Median property tax, home value and effective rate (Census 2020โ€“2024)

Updated Oct 17, 2026, 1:57 AM ET
Effective property tax rate
0.55%

Homeowners in Union, South Carolina paid a median $597 a year in property tax on a median home worth $109,400, an effective rate of about 0.55% (Census 2020โ€“2024).

Census ACS 2020โ€“2024 5-year medians

#115 lowest of 179South Carolina places we cover

0.56%Union County overall
Median tax paid
$597
per year, 2020โ€“24
Median home value
$109,400
owner-occupied
Effective rate
0.55%
tax รท value
Tax vs. income
1.9%
of $31,914 median household income
Owner costs
$1,088/mo
median with a mortgage, incl. tax & insurance

Union vs county, state and US

Effective rate

Union0.55%
Union County0.56%
South Carolina0.48%
United States0.94%

Median tax paid per year

Union$597
Union County$579
South Carolina$1,251
United States$3,119

Tax on a home in Union

At the local 0.55% effective rate

Home valueEstimated yearly taxPer month
$150,000$819$68
$250,000$1,364$114
$350,000$1,910$159
$500,000$2,729$227

Buying a home in Union County? 2026 loan limits

Nearby and related

Source: U.S. Census Bureau, American Community Survey 2020โ€“2024 5-year estimates, tables B25103 (median real estate taxes paid), B25077 (median home value), B25003, B25088, B19013 and B01003. These are 2020โ€“2024 medians reported by owner-occupants, not 2026 tax bills or official mill rates. The effective rate here is median tax รท median home value. Actual bills depend on assessed value, exemptions (homestead, senior, veteran) and local levies. Check with your county assessor or treasurer. Not tax advice.

Frequently asked questions

What is the property tax rate in Union, South Carolina?

Homeowners in Union, South Carolina paid a median $597 a year in property tax on a median home worth $109,400, an effective rate of about 0.55% (Census 2020โ€“2024).

How much is property tax on a $250,000 home in Union?

About $1,364 a year at the 0.55% median effective rate. Exemptions such as homestead can lower it.

Is property tax in Union higher than the rest of South Carolina?

Union ranks #115 lowest of 179 South Carolina places we track. The statewide effective rate is 0.48%. Union County overall is 0.56%.