Dorchester County
county in South Carolina, United States
Key facts
- Country
- United States
- State
- South Carolina
- Founded
- February 25, 1897
- Named after
- Dorchester, Massachusetts
- Seat
- St. George
- Largest community
- North Charleston
- Total
- 571.18 sq mi (1,479.3 km )
- Land
- 568.59 sq mi (1,472.6 km )
- Water
- 2.59 sq mi (6.7 km ) 0.45%
- Estimate 2025
- 178,397
- Density
- 284.11/sq mi (109.69/km )
- Time zone
- UTC−5 ( Eastern )
- Summer dst
Article
Dorchester County is located in the U.S. state of South Carolina. As of the 2020 census, the population was 161,540. Its county seat is St. George. The county was created on February 25, 1897 by an act of the South Carolina General Assembly. Dorchester County is included in the Charleston, South Carolina metropolitan area. It is in the Lowcountry region of South Carolina.
History