Cost of Living in Kiawah Island, SC

With a cost of living index of 217, Kiawah Island, SC is one of the most expensive cities in the United States. Living here is 117% more expensive than the national average and 135% above the South Carolina state average of 82. Kiawah Island is a small community of 2,196 residents.

The median household income in Kiawah Island is $236,607, which is 215% higher than the national median of $75,149. While incomes are above average, they more than offset the higher cost of living.

Climate is another factor for anyone considering a move to Kiawah Island. The area sees an average annual temperature of 67.2°F, with summers averaging 81°F and winters around 53°F. Annual rainfall totals 44.3 inches spread over roughly 102 days. The mild climate is a draw for many residents and keeps utility costs moderate year-round.

Everyday prices in the Charleston-North Charleston, SC (Metropolitan Statistical Area) metro area are generally below the national average. Out of 6 common items tracked by the Bureau of Labor Statistics, 6 are priced lower than the US average. These real-world prices — from groceries to electricity — add up and should be factored into any cost of living comparison.

Data sources: US Census Bureau (ACS 2023), Zillow Home Values, HUD Fair Market Rents, BEA Regional Price Parities, BLS Average Prices, and NOAA Climate Normals. Updated monthly.