ZIP Code 29482 — Sullivan's Island town, SC Demographics & Data

ZIP code 29482 covers Sullivan's Island, SC in Charleston County with a population of about 2,127.

At a glance, the area shows median age of 52.9 versus a U.S. median of about 38.9.

It sits in telephone area codes 843, 854; U.S. House district SC-1; the CHARLESTON, SC media market.

Sullivan's Island, SC ranks among higher-income / higher-home-value communities on US5 (very high median household income (~$179,614)). Searchers often dig into housing affordability stretch, private schools, and neighborhood comparisons rather than entry-level rentals.

Median household income in ZIP 29482 is about $179,614 — about 139% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 8.3%; unemployment rate near 1.7%; 87.2% of adults with a bachelor’s degree or higher (about 53.5 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Healthcare, and Real estate; about 11.1% of workers reporting work-from-home (about 4.1 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Median home value is about $2,000,001 — about 475% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $2,234 (about 92% above the U.S. median rent ($1,163)), and owner-occupancy near 84.6% (about 19.2 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 29482 in Sullivan's Island, SC, a household would need roughly $551,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $12,847. That is about 207% above the local median household income ($179,614), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

FEMA’s National Risk Index rates natural-hazard risk for Sullivan's Island town, SC as Relatively High (composite score 98.6), which is among the highest nationally. The strongest component scores on US5 are hurricane (99.6) and wildfire (93.9). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Sullivan's Island town, SC show little to no average snow and around 51.6 inches of annual precipitation.

IRS migration statistics show a net inflow of about 85 for ZIP 29482 (Sullivan's Island town, SC) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.