Daufuskie Island, South Carolina Demographics & Population 2026

A note before these figures: with a population of 619, Daufuskie Island's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Daufuskie Island is a small community located in South Carolina, within Beaufort County. The total population is 619. It ranks as the 324th most populous out of 474 Census-designated places in South Carolina.

Age Demographics

The median age in Daufuskie Island is 59.5 years. This is 48% higher than the state median of 40.2 years. Only 4.9% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Daufuskie Island is $156,090. This is 125% higher than the state median of $69,324. It is also 93% higher than the national median of $80,734. The poverty rate stands at 7.6%. This is 46% lower than the state poverty rate of 14.1%. The unemployment rate is 3.4%. This is 31% lower than the state rate of 4.9%. The median home value is $576,400. Housing costs are 123% higher than the state median of $259,000. The home-value-to-income ratio is 3.7x. 98.6% of occupied housing units are owner-occupied. This homeownership rate is 37% higher than the state average of 71.9%.

Race & Ethnicity

The largest racial or ethnic group in Daufuskie Island is White (non-Hispanic), making up 71.6% of the population. Hispanic or Latino residents account for 24.4%. The Black or African American population (3.5%) is well below the state average of 24.6%. The Hispanic or Latino population is significantly higher than the state average (24.4% vs 7.4%).

Education

79.6% of residents aged 25 and older hold a bachelor's degree or higher. This places Daufuskie Island in the top 10% of all cities in the state for educational attainment. This is 148% higher than the state rate of 32.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 98.8%. Notably, 30.9% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Daufuskie Island, South Carolina is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against South Carolina state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 474 Census-designated places in South Carolina. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.