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County · South Carolina
Williamsburg County
29,865Population
-3.7 %Change since 2020
41Net migration
7.7 %Unemployment rate
Facts
- Population
- 29,865 (2024)
- Change since 2020
- -3.7 %
- Net migration
- 41 (2023)
- Unemployment rate
- 7.7 % (2025)
- State
- South Carolina
- Population base, April 2020
- 31,026 (2020)
- Births
- 288 (2023)
- Births per 1,000 residents, 2023
- 9.6
- Deaths
- 460 (2023)
- Deaths per 1,000 residents, 2023
- 15.4
- Natural change, 2023
- -172
- International migration
- 48 (2023)
- Domestic migration
- -7 (2023)
- Net migration per 1,000, 2023
- 1.4
- Postal code
- SC
- FIPS code
- 45089
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 7.7 % |
| 2024 | 6.4 % |
| 2023 | 4.6 % |
| 2022 | 4.6 % |
| 2021 | 5.8 % |
| 2020 | 7.8 % |
| 2019 | 4.3 % |
| 2018 | 5.3 % |
| 2017 | 6.1 % |
| 2016 | 7.4 % |
| 2015 | 9.1 % |
| 2014 | 9.8 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 29,865 |
| 2023 | 30,028 |
| 2022 | 30,164 |
| 2021 | 30,432 |
| 2020 | 30,921 |