Marrero, LA Demographics

A map of Marrero's Population by Race

Marrero, Louisiana has an estimated population of 32,540, a less than 1% change from the 32,382 recorded in the 2020 Census. The population is 47.9% Black, 30.2% White, 9.8% Hispanic, 6.1% Multiracial, 5.0% Asian, and 1.0% Native American/Other. This demographic dot map shows the population of Marrero, with one dot drawn for each person counted by the Census, color-coded by race.

Marrero has become more racially diverse since the 2020 Census. It is considerably more 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 Marrero, that probability was 63.6% in 2020 and 66.3% in the most recent ACS estimates.

Marrero is ranked the 12th 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). Marrero was ranked the 13th most populous place in the 2020 Census.

Marrero's White Population

9,818 residents of Marrero, or 30.2% of the population, identify as White. The share of White residents in Marrero is significantly lower than in Louisiana overall, where 55.7% of the population is White. Marrero ranks 405th statewide in terms of White residents as a share of the population, out of 489 places.

Since the 2020 Census, Marrero's White population has declined by an estimated 5.0%. White residents' share of Marrero's population has decreased from 31.9% to 30.2%.

Marrero is more White than neighboring Harvey (25.8% White), Woodmere (3.4% White), and Bridge City (24.4% White). Marrero is less White than neighboring Westwego (63.1% White), and Estelle (43.1% White).

Marrero's Black Population

15,600 residents of Marrero, or 47.9% of the population, identify as Black. The share of Black residents in Marrero is significantly higher than in Louisiana overall, where 30.5% of the population is Black. Marrero ranks 111th statewide in terms of Black residents as a share of the population, out of 489 places.

Since the 2020 Census, Marrero's Black population has declined by an estimated 3.9%. Black residents' share of Marrero's population has decreased from 50.1% to 47.9%.

Marrero is more Black than neighboring Westwego (23.7% Black), Estelle (28% Black), Harvey (43.6% Black), and Bridge City (34.9% Black). Marrero is less Black than neighboring Woodmere (80.5% Black).

Marrero's Asian Population

1,631 residents of Marrero, or 5.0% of the population, identify as Asian. The share of Asian residents in Marrero is slightly higher than in Louisiana overall, where 1.7% of the population is Asian. Marrero ranks 14th statewide in terms of Asian residents as a share of the population, out of 489 places.

Since the 2020 Census, Marrero's Asian population has declined by an estimated 8.0%. Asian residents' share of Marrero's population has decreased from 5.5% to 5.0%.

Marrero is more Asian than neighboring Westwego (2.5% Asian), Estelle (3.4% Asian), Woodmere (4.2% Asian), and Bridge City (0.6% Asian). Marrero is less Asian than neighboring Harvey (8% Asian).

Marrero's Hispanic Population

3,187 residents of Marrero, or 9.8% of the population, identify as Hispanic. The share of Hispanic residents in Marrero is slightly higher than in Louisiana overall, where 7.2% of the population is Hispanic. Marrero ranks 65th statewide in terms of Hispanic residents as a share of the population, out of 489 places.

Since the 2020 Census, Marrero's Hispanic population has grown by an estimated 14.8%. Hispanic residents' share of Marrero's population has increased from 8.6% to 9.8%.

Marrero is more Hispanic than neighboring Westwego (4.9% Hispanic), and Woodmere (9.1% Hispanic). Marrero is less Hispanic than neighboring Estelle (20.5% Hispanic), Harvey (20.1% Hispanic), and Bridge City (35.9% Hispanic).

Marrero's Native American/Other Population

323 residents of Marrero, or 1.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Marrero is comparable to the share in Louisiana overall, where 1% of the population is Native American/Other. Marrero ranks 189th statewide in terms of Native American/Other residents as a share of the population, out of 489 places.

Since the 2020 Census, Marrero's Native American/Other population has grown by an estimated 18.8%. Native American/Other residents' share of Marrero's population has remained roughly unchanged at 1.0%.

Marrero is more Native American/Other than neighboring Westwego (0.8% Native American/Other), and Harvey (0.1% Native American/Other). Marrero is less Native American/Other than neighboring Estelle (1.5% Native American/Other), Woodmere (1.8% Native American/Other), and Bridge City (2.4% Native American/Other).

Marrero's Multiracial Population

1,981 residents of Marrero, or 6.1% of the population, identify as Multiracial. The share of Multiracial residents in Marrero is slightly higher than in Louisiana overall, where 3.8% of the population is Multiracial. Marrero ranks 285th statewide in terms of Multiracial residents as a share of the population, out of 489 places.

Since the 2020 Census, Marrero's Multiracial population has grown by an estimated 97.9%. Multiracial residents' share of Marrero's population has increased from 3.1% to 6.1%.

Marrero is more Multiracial than neighboring Westwego (5.2% Multiracial), Estelle (3.7% Multiracial), Harvey (2.4% Multiracial), Woodmere (1% Multiracial), and Bridge City (1.8% 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.