How many people live in St. James Parish, LA?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 19,100 people living in St. James Parish, LA. That makes St. James Parish the 47th-most populous parish in Louisiana. It is home to 0.41% of people living in the state.
19.1K
population of St. James Parish, LA (2024)
0.41%
County share of the Louisiana population (2024)
About 19,100 people lived in St. James Parish, LA in 2024.
Population estimates, 2000–2024
What are St. James Parish, LA’s age demographics?
About 4,000 St. James Parish, LA residents are aged 65 and older in 2024. That represents 20.9% of its population. For comparison, the age group represents 17.8% of Louisiana’s population and 18% in the US overall.
Another 4,200 St. James Parish, LA residents, or 21.8% of the population, were children under 18. For comparison, the age group represents 23.3% of Louisiana’s population and 21.6% in the US overall.
A higher share of St. James Parish, LA's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are St. James Parish, LA’s racial and ethnic demographics?
Non-Hispanic Black or African American residents make up 46.7% of the St. James Parish, LA population, higher than the national share of 12.6%.
In contrast, St. James Parish’s Hispanic population accounts for 2.1%, below the 20% nationwide, and the non-Hispanic white population makes up 49.6% of the parish, compared with 57.5% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
St. James Parish, LA has a higher share of a non-Hispanic Black or African American population than Louisiana as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in St. James Parish, LA is Lutcher with about 2,900 residents in 2024.
Cities and towns in St. James Parish, LA ranked by population
Population (2024), includes only portions within parish
| City or town | Population | |
|---|---|---|
| 1. | Lutcher | 2,883 |
| 2. | Gramercy | 2,719 |
| 3. | Balance of St. James Parish | 13,508 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
