Greenville Population 2025. Greenville county ‘s population is expected to grow by 222,000 residents and 86,000 new jobs by 2040, according to a recent county report. Greenville's 2023 population is now estimated at 559,411.
Greenville county, sc population by age 2023 greenville county,. Greenville is currently growing at a rate of 0.88% annually and its population has increased by 3.6% since the most recent census , which recorded a population of 71,031 in 2020.