In 2021, St. Martin Parish, LA had a population of 52.2k people with a median age of 38.7 and a median household income of $46,711. Between 2020 and 2021 the population of St. Martin Parish, LA declined from 53,607 to 52,222, a −2.58% decrease and its median household income declined from $48,884 to $46,711, a −4.45% decrease.
The 5 largest ethnic groups in St. Martin Parish, LA are White (Non-Hispanic) (64.3%), Black or African American (Non-Hispanic) (29.3%), White (Hispanic) (1.97%), Two+ (Non-Hispanic) (1.7%), and Asian (Non-Hispanic) (0.979%).
None of the households in St. Martin Parish, LA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99% of the residents in St. Martin Parish, LA are U.S. citizens.
In 2021, the median property value in St. Martin Parish, LA was $125,200, and the homeownership rate was 77.9%.
Most people in St. Martin Parish, LA drove alone to work, and the average commute time was 29.1 minutes. The average car ownership in St. Martin Parish, LA was 2 cars per household.
St. Martin Parish, LA borders Assumption Parish, LA, Iberia Parish, LA, Iberville Parish, LA, Lafayette Parish, LA, Pointe Coupee Parish, LA, St. Landry Parish, LA, and St. Mary Parish, LA.