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Our Parishes
St. Martin Parish was named for the saint. Here, you can take a Cajun Swamp Tour, visit the Longfellow-Evangeline State Historic Site, or fish in Lake Martin.
As of 2025 the population of St. Martin is 51,264. The population is expected to shrink to 50,618 by 2030 - a growth rate of -0.25%.
The median age of St. Martin residents is 41.
The diversity index of St. Martin is 54.1, meaning that there is a 54% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.
The average household income in St. Martin is $74,919 and projected to be $80,430 in 2030. Per capita income is $30,414, projected to be $33,375 in 2030. 1.69% of households – 868 – have an income of $200,000 or higher. Average net worth is $621,701 and the average disposable income is $59,304.
There are 24,410 housing units in St. Martin; 16,541 are owner-occupied, 4,233 are rented, and 3,636 are vacant. The average home value is $200,226, with 2,836 homes built in 2010 or later, and 908 built in 1939 or earlier.
There are 1,623 businesses in St. Martin, employing 17,180 workers and pulling from a labor force of 22,435 age 16 and above. 12,648 workers commute into St. Martin from outside the county or state. Key industries for the area include:
9,516 residents both live and work in/around St. Martin. The average travel time is 28.0 minutes. 11.17% people have a commute of less than 5 minutes while 10.89% commute 90 minutes or more each way. Of commuters, 19,018 drive alone, 1,476 carpool, and 56 take public transportation. 462 use other modes of transport such as motorcycle, bicycle, walking, etc. 1,408 residents work from home.
16,233 members of the workforce hold a high school diploma or GED. 2,449 have associates degrees, 3,957 have bachelor’s degrees, and 1,587 hold a graduate or professional degree.
