Westlake, LA Demographics

A map of Westlake's Population by Race

Westlake, Louisiana has an estimated population of 4,743, a less than 1% change from the 4,781 recorded in the 2020 Census. The population is 79.8% White, 9.4% Black, 3.7% Asian, 3.5% Multiracial, 2.9% Hispanic, and 0.7% Native American/Other. This demographic dot map shows the population of Westlake, with one dot drawn for each person counted by the Census, color-coded by race.

Westlake has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Louisiana overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Westlake, that probability was 46.9% in 2020 and 35.1% in the most recent ACS estimates.

Westlake is ranked the 106th most populous place in Louisiana, out of 489 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Westlake was ranked the 113th most populous place in the 2020 Census.

Westlake's White Population

3,784 residents of Westlake, or 79.8% of the population, identify as White. The share of White residents in Westlake is significantly higher than in Louisiana overall, where 55.7% of the population is White. Westlake ranks 203rd statewide in terms of White residents as a share of the population, out of 489 places.

Since the 2020 Census, Westlake's White population has grown by an estimated 13.3%. White residents' share of Westlake's population has increased from 69.9% to 79.8%.

Westlake is more White than neighboring Lake Charles (45.3% White), and Prien (79.7% White). Westlake is less White than neighboring Moss Bluff (83.2% White), Sulphur (84.5% White), and Gillis (85.8% White).

Westlake's Black Population

446 residents of Westlake, or 9.4% of the population, identify as Black. The share of Black residents in Westlake is significantly lower than in Louisiana overall, where 30.5% of the population is Black. Westlake ranks 272nd statewide in terms of Black residents as a share of the population, out of 489 places.

Since the 2020 Census, Westlake's Black population has declined by an estimated 51.8%. Black residents' share of Westlake's population has decreased from 19.3% to 9.4%.

Westlake is more Black than neighboring Sulphur (6% Black). Westlake is less Black than neighboring Moss Bluff (11.2% Black), Lake Charles (42.4% Black), Prien (10% Black), and Gillis (14.2% Black).

Westlake's Asian Population

177 residents of Westlake, or 3.7% of the population, identify as Asian. The share of Asian residents in Westlake is comparable to the share in Louisiana overall, where 1.7% of the population is Asian. Westlake ranks 133rd statewide in terms of Asian residents as a share of the population, out of 489 places.

Since the 2020 Census, Westlake's Asian population has grown by an estimated 321.4%. Asian residents' share of Westlake's population has increased from 0.9% to 3.7%.

Westlake is more Asian than neighboring Moss Bluff (0.8% Asian), Lake Charles (2.7% Asian), Sulphur (1.5% Asian), Prien (0.4% Asian), and Gillis (0% Asian).

Westlake's Hispanic Population

136 residents of Westlake, or 2.9% of the population, identify as Hispanic. The share of Hispanic residents in Westlake is slightly lower than in Louisiana overall, where 7.2% of the population is Hispanic. Westlake ranks 102nd statewide in terms of Hispanic residents as a share of the population, out of 489 places.

Since the 2020 Census, Westlake's Hispanic population has declined by an estimated 55.1%. Hispanic residents' share of Westlake's population has decreased from 6.3% to 2.9%.

Westlake is more Hispanic than neighboring Moss Bluff (1.8% Hispanic), and Gillis (0% Hispanic). Westlake is less Hispanic than neighboring Lake Charles (5.7% Hispanic), Sulphur (3.2% Hispanic), and Prien (6.4% Hispanic).

Westlake's Native American/Other Population

35 residents of Westlake, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Westlake is comparable to the share in Louisiana overall, where 1% of the population is Native American/Other. Westlake ranks 362nd statewide in terms of Native American/Other residents as a share of the population, out of 489 places.

Since the 2020 Census, Westlake's Native American/Other population has grown by an estimated 94.4%. Native American/Other residents' share of Westlake's population has remained roughly unchanged at 0.7%.

Westlake is more Native American/Other than neighboring Moss Bluff (0.4% Native American/Other), Lake Charles (0.6% Native American/Other), Prien (0.1% Native American/Other), and Gillis (0% Native American/Other). Westlake is less Native American/Other than neighboring Sulphur (2% Native American/Other).

Westlake's Multiracial Population

165 residents of Westlake, or 3.5% of the population, identify as Multiracial. The share of Multiracial residents in Westlake is comparable to the share in Louisiana overall, where 3.8% of the population is Multiracial. Westlake ranks 269th statewide in terms of Multiracial residents as a share of the population, out of 489 places.

Since the 2020 Census, Westlake's Multiracial population has grown by an estimated 7.8%. Multiracial residents' share of Westlake's population has remained roughly unchanged at 3.5%.

Westlake is more Multiracial than neighboring Moss Bluff (2.6% Multiracial), Lake Charles (3.3% Multiracial), Sulphur (2.8% Multiracial), Prien (3.3% Multiracial), and Gillis (0% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.