St. Martin Parish, Louisiana's estimated 2024 population is 50,865 with a growth rate of -0.38% in the past year according to the most recent United States census data. St. Martin Parish, Louisiana is the 20th largest county in Louisiana. The 2010 population was 52,263 and has seen a growth of -2.67% since that time.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 49,905 | -192 | -0.38% |
| 2028 | 50,097 | -192 | -0.38% |
| 2027 | 50,289 | -192 | -0.38% |
| 2026 | 50,481 | -192 | -0.38% |
| 2025 | 50,673 | -192 | -0.38% |
| 2024 | 50,865 | -192 | -0.38% |
| 2023 | 51,057 | -192 | -0.37% |
| 2022 | 51,249 | -313 | -0.61% |
| 2021 | 51,562 | -72 | -0.14% |
| 2020 | 51,634 | -1,863 | -3.48% |
| 2019 | 53,497 | -132 | -0.25% |
| 2018 | 53,629 | -496 | -0.92% |
| 2017 | 54,125 | 296 | 0.55% |
| 2016 | 53,829 | -62 | -0.12% |
| 2015 | 53,891 | 582 | 1.09% |
| 2014 | 53,309 | 359 | 0.68% |
| 2013 | 52,950 | 286 | 0.54% |
| 2012 | 52,664 | -140 | -0.27% |
| 2011 | 52,804 | 541 | 1.04% |
| 2010 | 52,263 | 0 | 0% |
| 1990 | 43,978 | 3,764 | 9.36% |
| 1980 | 40,214 | 7,761 | 23.91% |
| 1970 | 32,453 | 3,390 | 11.66% |
| 1960 | 29,063 | 2,710 | 10.28% |
| 1950 | 26,353 | -41 | -0.16% |
| 1940 | 26,394 | 4,627 | 21.26% |
| 1930 | 21,767 | -223 | -1.01% |
| 1920 | 21,990 | -1,080 | -4.68% |
| 1910 | 23,070 | 4,130 | 21.81% |
| 1900 | 18,940 | 4,056 | 27.25% |
| 1890 | 14,884 | 2,221 | 17.54% |
| 1880 | 12,663 | 3,293 | 35.14% |
| 1870 | 9,370 | -3,304 | -26.07% |
| 1860 | 12,674 | 913 | 7.76% |
| 1850 | 11,761 | 3,087 | 35.59% |
| 1840 | 8,674 | 1,469 | 20.39% |
| 1830 | 7,205 | -4,858 | -40.27% |
| 1820 | 12,063 | 4,694 | 63.7% |
| 1810 | 7,369 | -42,536 | -85.23% |
White
Black or African American
Two or more races
Asian
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 19,874 | 2.6 | 78.2 | 21.8 |
| Married | 8,904 | 3.26 | 88.4 | 11.6 |
| Non Family | 6,930 | 1.16 | 70.1 | 29.9 |
| Female | 2,743 | 3.59 | 65.1 | 34.9 |
| Male | 1,297 | 3.71 | 79.2 | 20.8 |
3.26
Average Family Size
2.6
Average Household Size
78.2%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among native american people with a rate of 36%.
All
Male
Female
$41,844
Average Earnings
$52,814
Average Male
$33,716
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
88.13% of St. Martin Parish, Louisiana residents speak only English, while 11.87% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 8.86% of the population.
rate
17.56%
Overall Poverty Rate
15.16%
Male Poverty Rate
19.86%
Female Poverty Rate
The race most likely to be in poverty in St. Martin Parish, Louisiana is Islander, with 100% below the poverty level.
The race least likely to be in poverty in St. Martin Parish, Louisiana is White, with 11.22% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.57%. Among those working part-time, it was 20.03%, and for those that did not work, the poverty rate was 27.55%.
Married
Widowed
Divorced
Separated
NeverMarried
45.0%
Overall Marriage Rate
47.4%
Male Marriage Rate
42.7%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
13.26%
Veteran Poverty Rate
28.37%
Veteran Disability Rate
LaborForceParticipation
57.7%
Labor Force Participation
53.9%
Employment Rate
6.2%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
89.7%
Born in St. Martin Parish, Louisiana
98.07%
Native Born
1.93%
Foreign Born
1.22%
Non Citizen
0.71%
Naturalized
98.07% of St. Martin Parish, Louisiana residents were born in the United States, with 89.7% having been born in Louisiana. 1.22% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.