- Zachary is located 10 miles N of Baton Rouge and 70 miles NW of New Orleans.
- The City of Zachary is in East Baton Rouge Parish and is part of the Baton Rouge metro area.
- Zachary was incorporated as a city in 1889.
- 2018 Population Estimate for the City of Zachary (City Limits) is 17,411, according to the Treasurer of the State of Louisiana
- Zachary's School System is Ranked No. 1 in the State of Louisiana academically for the thirteenth consecutive year and is considered to be the best in the area. Zachary's School System consists of 8 schools.
- The average household income in Zachary is $75,533 and is the highest in the capital region.
- Zachary was the first city in Louisiana to elect a Republican as Mayor in 20th-century Louisiana.
- Top 10 Best Towns for Families in America by Family Circle Magazine in 2012.
- 2018 Richest Town in Louisiana by USA TODAY