St. John the Baptist Parish, LA Population

Overview

42,704

Total Population

38.0

Median age

50.79%

Female population %

96.9:100

Gender ratio (M:F)

5-9 years

Largest age group

53.2

Total dependency ratio

Black or African American

Largest racial group

2,864

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

St. John the Baptist Parish's population is young compared to the rest of the country:

The median age in St. John the Baptist Parish is 38.0, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
St. John the Baptist Parish's population under 18 was 25.02%, compared to the 22.51% nationwide.
St. John the Baptist Parish's elderly or the senior population (over 65 age) was 14.53% as compared to 16.04% nationwide.
Of the total population in St. John the Baptist Parish, 20.20% were under the age of 15, 20.04% aged 15 to 29, 45.23% aged 30 to 64, 12.79% aged 65 to 84, and 1.74% were 85 years of age and older.

There are 678 more females than males in St. John the Baptist Parish:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.79% females and 49.21% males in St. John the Baptist Parish, LA.
The St. John the Baptist Parish, LA gender ratio is 96.9:100 i.e. 96.9 men to 100 women (0.969).
For male population, the largest age group is 5-9 years with a population of 1,642.
For the female population, the largest age group is 55-59 years with a population of 1,706.

St. John the Baptist Parish's population has become increasingly diverse:

Racial distribution of St. John the Baptist Parish population: 35.18% are White, 57.60% are Black or African American, 0.01% are American Indian and Alaska Native, 0.88% are Asian, 3.27% are some other race and 3.06% are multiracial.
St. John the Baptist Parish's racial breakdown clearly shows that there is an absolute majority of Black or African American population in the county.
By ethnicity, 2,864 is Hispanic or Latino (of any race), and 39,84 (93.29% of the total population) is Non-Hispanic.
The largest racial group in St. John the Baptist Parish is Black or African American with a population of 24,596 (57.60% of the total population).

St. John the Baptist Parish's population has already reached its peak and is showing a trend of decline:

The peak population was 48,323 in the year 2007
From 2000 to 2010, St. John the Baptist Parish's population increased by 2,325 (5.37%), as compared to the national growth of 9.63%.
From 2010 to 2020, St. John the Baptist Parish's population decreased by 3,233 (7.09%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, St. John the Baptist Parish's population was lowest in year 2022 at 39,864.