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Greenville County

County Seat:

Greenville County's estimated 2025 population is 578,418 with a growth rate of 1.79% in the past year according to the most recent United States census data. Greenville County is the 1st largest county in South Carolina. The 2010 population was 452,688 and has seen a growth of 27.77% since that time.

578,418
Total Population
736
Population Density (mi²)
1
Population Rank (State)
10.2K 1.79%
Annual Population Growth

Greenville County Population

Demographics

Economics and Income Statistics