Marthaville CDP, Louisiana Demographics & Population 2026

Population Overview

Marthaville CDP is a small community located in Louisiana. The total population is 49. It ranks as the 482nd most populous out of 487 cities and towns in Louisiana.

Age Demographics

The median age in Marthaville CDP is 67.8 years. This is 79% higher than the state median of 37.8 years. Only 0.0% of residents are under 18, indicating fewer families with children. 40.8% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The poverty rate stands at 4.1%. This is 78% lower than the state poverty rate of 18.9%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 6.3%. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 49% higher than the state average of 67.3%.

Race & Ethnicity

Marthaville CDP has a predominantly White (non-Hispanic) population, comprising 91.8% of all residents. The White (non-Hispanic) population is significantly higher than the state average (91.8% vs 56.2%).

Education

12.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 54% lower than the state rate of 26.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 85.7%.

Data Sources & Methodology

All demographic data for Marthaville CDP, Louisiana is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Louisiana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 487 Census-designated places in Louisiana. For official data, visit data.census.gov.