Alsen is an unincorporated community in East Baton Rouge Parish, Louisiana, United States.

Established for freedmen, the community has been plagued by industrial pollution.

The community was founded in 1872 by an agency of the United States Department of War known as the Freedmen's Bureau designed to help freedmen in the aftermath of the American Civil War.

[4] Stacy Kranitz made a documentary photographic series titled Fulcrum of Malice addressing the community and the industrial pollution surrounding it.

This Louisiana state location article is a stub.