Economy & Population

Population of Sullivan’s Island

Population: 1,911 (in 2000 per the US Census Bureau)

Estimated Population in 2010: 1,984 (source: BCD COG www.bcdccog.com )

Estimated Population in 2020: 1,990 (source: BCD COG www.bcdccog.com)

Sullivan’s Island Economy

According to the US Census Bureau, Sullivan’s Island saw triple-digit increases in per capita income since 1979. Here are some statistics from the U.S. Census Bureau 2000:

  • Almost half of the families in Sullivan’s Island have annual salaries of $50,000 to $149,000
  • 32% of the families on Sullivan’s Island have annual salaries of $150,000 and more
  • 64% of the population of Sullivan’s Island is in the labor force
  • Median household income of residents in Sullivan’s Island is above state average
  • Median house values of Sullivan’s Island properties is above state average
  • Nearly 65% of residents have an advanced degree
Sullivan’s Island has an extremely small business district thus a majority of the homeowners who are in the labor force drive to work in neighboring communities (Mount Pleasant , North Charleston , Charleston, etc).