Population By Race and Ethnicity in St. Tammany Parish, LA in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 258,598 population of St. Tammany Parish, Louisiana comprised of 14,850 people who identified as Hispanic (5.74%), and 243,748 people who identified as Non-Hispanic (94.26%).

Race: The White Alone population was the largest racial group in St. Tammany Parish, Louisiana with a population of 215,984 (83.52%); Black or African American Alone population was the second largest racial group with a population of 32,344 (12.51%); and Two Or More Races was the third largest racial group with a population of 4,882 (1.89%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Tammany Parish, Louisiana in 2018, with a population of 202,819 (78.43%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 31,692 (12.26%); and the third largest ethnic group was White Alone - Hispanic with a population of 13,165 (5.09%).

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

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

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Hispanics and Non Hispanics in St. Tammany Parish, LA in 2018
Total Population:
Race in St. Tammany Parish, LA in 2018
Total Population:
Ethnicity in St. Tammany Parish, LA in 2018
Total Population:
Population By Race in St. Tammany , LA in 2018
Race Population Percentage
Black or African American Alone 32,344 12.51%
White Alone 215,984 83.52%
American Indian and Alaska Native Alone 1,442 0.56%
Asian Alone 3,805 1.47%
Native Hawaiian And Pacific Islander Alone 141 0.06%
Two Or More Races 4,882 1.89%
Population By Ethnicity in St. Tammany , LA in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 652 0.25%
White Alone - Hispanic 13,165 5.09%
American Indian and Alaska Native Alone - Hispanic 264 0.1%
Asian Alone - Hispanic 162 0.06%
Native Hawaiian And Pacific Islander Alone - Hispanic 60 0.02%
Two Or More Races - Hispanic 547 0.21%
Black or African American Alone - Non Hispanic 31,692 12.26%
White Alone - Non Hispanic 202,819 78.43%
American Indian and Alaska Native Alone - Non Hispanic 1,178 0.46%
Asian Alone - Non Hispanic 3,643 1.41%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 81 0.03%
Two Or More Races - Non Hispanic 4,335 1.68%