Charleston County, SC property tax
Census ACS 2023 5-year estimates · updated 2026-09-20
The median effective property tax rate in Charleston County is 0.41%, below the South Carolina median of 0.51% and below the national median of 0.98%. The median homeowner pays $1,864 a year on a home worth $450,800.
- Effective rate
- 0.41%
- Median annual bill
- $1,864
- Median home value
- $450,800
- Rank in South Carolina
- 43of 46
Estimated annual bill by home value
| Home value | Estimated bill | Per month |
|---|---|---|
| $200,000 | $820 | $68 |
| $300,000 | $1,230 | $102 |
| $400,000 | $1,640 | $137 |
| $500,000 | $2,050 | $171 |
| $750,000 | $3,075 | $256 |
| $1,000,000 | $4,100 | $342 |
Charleston County compared with South Carolina and the US
| Area | Effective rate | Median bill | Median home value |
|---|---|---|---|
| Charleston County | 0.41% | $1,864 | $450,800 |
| South Carolina median | 0.51% | $1,199 | $236,700 |
| United States median | 0.98% | $2,969 | n/a |
Rates and medians: U.S. Census Bureau, ACS 2023 5-year estimates, tables B25103 and B25077. Effective rate is median taxes paid divided by median owner-occupied home value.
Frequently asked questions
What is the property tax rate in Charleston County, SC?
The median effective property tax rate in Charleston County is 0.41% of home value, below the South Carolina median of 0.51% and below the national median of 0.98%. The median homeowner pays $1,864 a year on a median home value of $450,800 (Census ACS 2023 5-year).
How much is property tax on a $400,000 house in Charleston County?
About $1,640 per year at the county's median effective rate of 0.41%, before exemptions. The exact bill depends on the city, school district and special districts that serve the parcel, so treat this as a planning estimate.
How does Charleston County compare with the rest of South Carolina?
Charleston County ranks 43 of 46 South Carolina counties by effective rate. The South Carolina median is 0.51% and the median bill is $1,199.