St. Tammany Parish, Louisiana Population 2022
St. Tammany Parish, Louisiana's estimated population is 270,736 with a growth rate of 1.15% in the past year according to the most recent United States census data. St. Tammany Parish, Louisiana is the 4th largest county in Louisiana. The 2010 Population was 233,740 and has seen a growth of 15.83% since this time.
St. Tammany Parish, Louisiana Population Pyramid 2022
St. Tammany Parish, Louisiana Renter vs Owner Occupied by Household Type
St. Tammany Parish, Louisiana Household Types
78.5%
Rate of Home Ownership
3.22
Average Family Size
2.69
Average Household Size
St. Tammany Parish, Louisiana Educational Attainment by Race
The highest rate of high school graduation is among white people with a rate of 91.98%.
The highest rate of bachelors degrees is among islander people with a rate of 72.34%.
$44,965
Average Earnings
$54,958
Average Male
$35,793
Average Female
St. Tammany Parish, Louisiana Language by Age
St. Tammany Parish, Louisiana Language
93.14% of St. Tammany Parish, Louisiana residents speak only English, while 6.86% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.24% of the population.
St. Tammany Parish, Louisiana Poverty by Race
10.97%
Overall Poverty Rate
9.25%
Male Poverty Rate
12.59%
Female Poverty Rate
Poverty in St. Tammany Parish, Louisiana
The race most likely to be in poverty in St. Tammany Parish, Louisiana is Multiple, with 22.14% below the poverty level.
The race least likely to be in poverty in St. Tammany Parish, Louisiana is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.99%. Among those working part-time, it was 13.20%, and for those that did not work, the poverty rate was 18.59%.
St. Tammany Parish, Louisiana Income by Household Type
St. Tammany Parish, Louisiana Marital Status
Marriage Rates
52.3%
Overall Marriage Rate
55.4%
Male Marriage Rate
49.4%
Female Marriage Rate
St. Tammany Parish, Louisiana Married by Age and Sex
St. Tammany Parish, Louisiana Marriage
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 45-54.
St. Tammany Parish, Louisiana Marital Status by Race
15,768
Number of Veterans
Male Veterans
Female Veterans
St. Tammany Parish, Louisiana Veterans by Education
6.54%
Veteran Poverty Rate
29.78%
Veteran Disability Rate
62%
Labor Force Participation
58.1%
Employment Rate
5.3%
Unemployment Rate
Origin of Non-Citizens
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
69.99%
Born in St. Tammany Parish, Louisiana
95.72%
Native Born
4.28%
Foreign Born
2.21%
Non Citizen
2.07%
Naturalized
Place of Birth
95.72% of St. Tammany Parish, Louisiana residents were born in the United States, with 69.99% having been born in Louisiana. 2.21% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990