Westlake is a very small city located in the state of Louisiana. With a population of 4,735 people and two associated neighborhoods, Westlake is the 95th largest community in Louisiana.

Westlake is a small city, and as such doesn't have a public transit system that people use to get to and from their jobs every day.

The citizens of Westlake are slightly better educated than the national average of 21.84% for all cities and towns, with 24.12% of adults in Westlake having a bachelor's degree or advanced degree.

The per capita income in Westlake in 2022 was $42,234, which is wealthy relative to Louisiana, and upper middle income relative to the rest of the US. This equates to an annual income of $168,936 for a family of four. However, Westlake contains both very wealthy and poor people as well.

Westlake is a very ethnically-diverse city. The people who call Westlake home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Westlake residents report their race to be White, followed by Black or African-American. Important ancestries of people in Westlake include Irish, German, French, French Canadian, and English.

The most common language spoken in Westlake is English. Other important languages spoken here include Italian and Spanish.