Trenton, South Carolina Demographics & Population 2026

A note before these figures: with a population of 258, Trenton'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

Trenton is a small community located in South Carolina, within Edgefield County. The total population is 258. It ranks as the 394th most populous out of 474 Census-designated places in South Carolina.

Age Demographics

The median age in Trenton is 47.1 years. This is 17% higher than the state median of 40.2 years. Only 14.0% of residents are under 18, indicating fewer families with children. 12.8% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Trenton is $57,083. This is 18% lower than the state median of $69,324. It is also 29% lower than the national median of $80,734. The poverty rate stands at 13.2%. This is 6% lower than the state poverty rate of 14.1%. The unemployment rate is 11.6%. This is 138% higher than the state rate of 4.9%. The median home value is $169,600. Housing costs are 35% lower than the state median of $259,000. The home-value-to-income ratio is 3.0x. 76.1% of occupied housing units are owner-occupied. This homeownership rate is 6% higher than the state average of 71.9%.

Race & Ethnicity

The largest racial or ethnic group in Trenton is White (non-Hispanic), making up 58.1% of the population. Black or African American residents account for 37.6%. The Black or African American population is significantly higher than the state average (37.6% vs 24.6%).

Education

40.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% 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 90.9%. Notably, 18.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Trenton, 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.