Winnsboro Mills, South Carolina Demographics & Population 2026

Population Overview

Winnsboro Mills is a small community located in South Carolina, within Fairfield County. The total population is 1,535. It ranks as the 226th most populous out of 474 Census-designated places in South Carolina.

Age Demographics

The median age in Winnsboro Mills is 30.4 years. This is 24% lower than the state median of 40.2 years.

Economy, Income & Housing

The median household income in Winnsboro Mills is $34,708. This is 50% lower than the state median of $69,324. It is also 57% lower than the national median of $80,734. The poverty rate stands at 38.8%. This is 175% higher than the state poverty rate of 14.1%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 9.8%. This is 101% higher than the state rate of 4.9%. The median home value is $99,100. Housing costs are 62% lower than the state median of $259,000. With a home-value-to-income ratio of just 2.9x, Winnsboro Mills is one of the most affordable housing markets in the area. 23.6% of occupied housing units are owner-occupied. This homeownership rate is 67% lower than the state average of 71.9%.

Race & Ethnicity

The largest racial or ethnic group in Winnsboro Mills is Black or African American, making up 78.2% of the population. White (non-Hispanic) residents account for 19.1%. The White (non-Hispanic) population (19.1%) is well below the state average of 61.9%. The Black or African American population is significantly higher than the state average (78.2% vs 24.6%).

Education

2.6% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 92% lower 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 75.6%.

Data Sources & Methodology

All demographic data for Winnsboro Mills, 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.