Population By Race and Ethnicity in St. Mary Parish, LA in 2010

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2010, the 54,553 population of St. Mary Parish, Louisiana comprised of 2,925 people who identified as Hispanic (5.36%), and 51,628 people who identified as Non-Hispanic (94.64%).

Race: The White Alone population was the largest racial group in St. Mary Parish, Louisiana with a population of 33,732 (61.83%); Black or African American Alone population was the second largest racial group with a population of 17,831 (32.69%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 1,042 (1.91%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Mary Parish, Louisiana in 2010, with a population of 31,279 (57.34%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 17,630 (32.32%); and the third largest ethnic group was White Alone - Hispanic with a population of 2,453 (4.5%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in St. Mary, Louisiana.

You can find similar information for other Louisiana counties, and for Louisiana.

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Hispanics and Non Hispanics in St. Mary Parish, LA in 2010
Total Population:
Race in St. Mary Parish, LA in 2010
Total Population:
Ethnicity in St. Mary Parish, LA in 2010
Total Population:
Population By Race in St. Mary , LA in 2010
Race Population Percentage
Black or African American Alone 17,831 32.69%
White Alone 33,732 61.83%
American Indian and Alaska Native Alone 1,042 1.91%
Asian Alone 986 1.81%
Native Hawaiian And Pacific Islander Alone 37 0.07%
Two Or More Races 925 1.7%
Population By Ethnicity in St. Mary , LA in 2010
Ethnicity Population Percentage
Black or African American Alone - Hispanic 201 0.37%
White Alone - Hispanic 2,453 4.5%
American Indian and Alaska Native Alone - Hispanic 99 0.18%
Asian Alone - Hispanic 47 0.09%
Native Hawaiian And Pacific Islander Alone - Hispanic 25 0.05%
Two Or More Races - Hispanic 100 0.18%
Black or African American Alone - Non Hispanic 17,630 32.32%
White Alone - Non Hispanic 31,279 57.34%
American Indian and Alaska Native Alone - Non Hispanic 943 1.73%
Asian Alone - Non Hispanic 939 1.72%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 12 0.02%
Two Or More Races - Non Hispanic 825 1.51%