South Mansfield, Louisiana Demographics & Population 2026

A note before these figures: with a population of 475, South Mansfield'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

South Mansfield is a small community located in Louisiana, within De Soto Parish. The total population is 475. It ranks as the 365th most populous out of 488 Census-designated places in Louisiana.

Age Demographics

The median age in South Mansfield is 35.4 years. This is 7% lower than the state median of 38.0 years. With 29.3% of the population under 18, South Mansfield has a notably young demographic profile, suggesting a family-oriented community. 17.5% 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 South Mansfield is $15,417. This is 75% lower than the state median of $60,756. It is also 81% lower than the national median of $80,734. The poverty rate stands at 76.4%. This is 304% higher than the state poverty rate of 18.9%. 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 34.2%. This is 444% higher than the state rate of 6.3%. 18.1% of occupied housing units are owner-occupied. This homeownership rate is 73% lower than the state average of 67.4%.

Race & Ethnicity

The largest racial or ethnic group in South Mansfield is Black or African American, making up 79.6% of the population. White (non-Hispanic) residents account for 16.6%. The White (non-Hispanic) population (16.6%) is well below the state average of 55.7%. The Black or African American population is significantly higher than the state average (79.6% vs 30.5%). The Hispanic or Latino population (1.1%) is well below the state average of 7.2%.

Education

6.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 77% lower than the state rate of 27.0%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.0%.

Data Sources & Methodology

All demographic data for South Mansfield, Louisiana 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 Louisiana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 488 Census-designated places in Louisiana. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.