
Zachary
- County:
- East Baton Rouge Parish
- County Seat:
- No
- Area (mi²):
- 26.859
- State:
- Louisiana
Zachary is a city located in East Baton Rouge Parish, Louisiana. Zachary has a 2025 population of 20,308. Zachary is currently growing at a rate of 0.84% annually and its population has increased by 4.37% since the most recent census, which recorded a population of 19,457 in 2020.
The average household income in Zachary is $115,146 with a poverty rate of 7.4%. The median age in Zachary is 34.2 years: 29.9 years for males, and 37.4 years for females.