
West Baton Rouge Parish
- State:
- Louisiana
West Baton Rouge Parish's estimated 2025 population is 28,730 with a growth rate of 0.81% in the past year according to the most recent United States census data. West Baton Rouge Parish is the 35th largest county in Louisiana. The 2010 population was 23,964 and has seen a growth of 19.89% since that time.