How many people live in West Baton Rouge Parish, LA?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 28,400 people living in West Baton Rouge Parish, LA. That makes West Baton Rouge Parish the 35th-most populous parish in Louisiana. It is home to 0.62% of people living in the state.
28.4K
population of West Baton Rouge Parish, LA (2024)
0.62%
County share of the Louisiana population (2024)
About 28,400 people lived in West Baton Rouge Parish, LA in 2024.
Population estimates, 2000–2024
What are West Baton Rouge Parish, LA’s age demographics?
About 4,500 West Baton Rouge Parish residents are aged 65 and older in 2024. That represents 15.9% of its population. For comparison, the age group represents 17.8% of Louisiana’s population and 18% in the US overall.
Another 6,800 West Baton Rouge Parish residents, or 24.1% 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 West Baton Rouge Parish, LA's population is aged under 18 than the US as a whole.
Population estimates by age group, (2024)
What are West Baton Rouge Parish, LA’s racial and ethnic demographics?
Non-Hispanic Black or African American residents make up 41.5% of the West Baton Rouge Parish, LA population, higher than the national share of 12.6%.
In contrast, West Baton Rouge Parish’s Hispanic population accounts for 4.9%, below the 20% nationwide, and the non-Hispanic white population makes up 51.5% 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.
West Baton Rouge 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 West Baton Rouge Parish, LA is Addis with about 7,500 residents in 2024.
Cities and towns in West Baton Rouge Parish, LA ranked by population
Population (2024), includes only portions within parish
| City or town | Population | |
|---|---|---|
| 1. | Addis | 7,538 |
| 2. | Port Allen | 4,991 |
| 3. | Brusly | 2,591 |
| 4. | Balance of West Baton Rouge Parish | 13,305 |
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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.
