Try to navigate the U.S. Census sight (Census.com) is a nightmare, so say the least.
A website Word Population Review reports the following information on Louisiana cities and change in growth from 2010 to 2021. The source of the data is NOT revealed and especially the population date of 2021 versus 2020.
Here is the report showing 2021 population and percent change since 2010:
1. New Orleans 388,424 11.69%
2. Baton Rouge 216,328 -5.69
3. Shreveport 182,616 -9.34%
4. Metairie 142,135 2.64%
5. Lafayette 125,813 3.26%
6. Lake Charles 78,656 8.44%
7. Bossier City 67,845 9.22%
8. Kenner 65,852 -1.18%
9, Monroe 46,266 -5.39%
10. Alexandria 45,412 -5.32%