Cost of Living in Sullivan's Island, SC
Cost indexes, living wages, and fair market rents — 2024 Data
Cost of Living Overview
Overall Index
287.4
100 = national avg
+187.4 vs national average
Living Wage (1 Adult)
$126,476
per year
Living Wage (Family of 4)
$298,943
per year
Cost Index by Category
Housing400.0
Food187.3
Transportation274.6
Healthcare169.8
Utilities200.0
100 = national average. Higher = more expensive.
Fair Market Rent
Source: HUD1 Bedroom
$1,630
per month
2 Bedroom
$1,787
per month
The overall cost of living index in Sullivan's Island is 287.4, which is 187.4% above the national average. Housing costs are above the national average at an index of 400.0. A single adult needs to earn approximately $126,476 per year to cover basic expenses.