Lake Arthur, Louisiana Demographics & Population 2026

Population Overview

Lake Arthur is a small community located in Louisiana, within Jefferson Davis Parish. The total population is 2,585. It ranks as the 164th most populous out of 488 Census-designated places in Louisiana.

Age Demographics

The median age in Lake Arthur is 37.3 years. This is 2% lower than the state median of 38.0 years.

Economy, Income & Housing

The median household income in Lake Arthur is $53,920. This is 11% lower than the state median of $60,756. It is also 33% lower than the national median of $80,734. The poverty rate stands at 23.3%. This is 23% 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 4.7%. This is 26% lower than the state rate of 6.3%. The median home value is $83,600. Housing costs are 61% lower than the state median of $216,500. With a home-value-to-income ratio of just 1.6x, Lake Arthur is one of the most affordable housing markets in the area. 66.3% of occupied housing units are owner-occupied. This homeownership rate is 2% lower than the state average of 67.4%.

Race & Ethnicity

Lake Arthur has a predominantly White (non-Hispanic) population, comprising 87.2% of all residents. Black or African American residents account for 8.5%. The White (non-Hispanic) population is significantly higher than the state average (87.2% vs 55.7%). The Black or African American population (8.5%) is well below the state average of 30.5%. The Hispanic or Latino population (1.5%) is well below the state average of 7.2%.

Education

13.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 50% 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 75.3%.

Data Sources & Methodology

All demographic data for Lake Arthur, 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.