Lafourche County Demographics

A map of Lafourche County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	71,395	70,722	74.2%	72.5%
Black	12,287	14,532	12.8%	14.9%
Hispanic	5,678	5,672	5.9%	5.8%
Multiracial	3,810	3,254	4.0%	3.3%
Native American/Other	2,514	2,618	2.6%	2.7%
Asian	568	759	0.6%	0.8%

Lafourche County, Louisiana has an estimated population of 96,252, a slight decrease from the 97,557 recorded in the 2020 Census. The population is 74.2% White, 12.8% Black, 5.9% Hispanic, 4.0% Multiracial, 2.6% Native American/Other, and 0.6% Asian. This demographic dot map shows the population of Lafourche County, with one dot drawn for each person counted by the Census, color-coded by race.

Lafourche has become 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 Lafourche County, that probability was 44.7% in 2020 and 42.8% in the most recent ACS estimates.

Lafourche County is ranked the 15th most populous county in Louisiana, out of 64 counties. Lafourche County was ranked the 15th most populous county in the 2020 Census.

Lafourche County's White Population

71,395 residents of Lafourche County, or 74.2% of the population, identify as White. The share of White residents in Lafourche County is significantly higher than in Louisiana overall, where 55.7% of the population is White. Lafourche County ranks 12th statewide in terms of White residents as a share of the population, out of 64 counties.

Since the 2020 Census, Lafourche County's White population has remained roughly the same. White residents' share of Lafourche County's population has increased from 72.5% to 74.2%.

Lafourche County is more White than neighboring Jefferson County (47.2% White), St. Charles County (62.5% White), Terrebonne County (63.8% White), St. John the Baptist County (29.5% White), and St. James County (49.3% White).

Lafourche County's Black Population

12,287 residents of Lafourche County, or 12.8% of the population, identify as Black. The share of Black residents in Lafourche County is significantly lower than in Louisiana overall, where 30.5% of the population is Black. Lafourche County ranks 55th statewide in terms of Black residents as a share of the population, out of 64 counties.

Since the 2020 Census, Lafourche County's Black population has declined by an estimated 15.4%. Black residents' share of Lafourche County's population has decreased from 14.9% to 12.8%.

Lafourche County is less Black than neighboring Jefferson County (25.1% Black), St. Charles County (22.1% Black), Terrebonne County (18.3% Black), St. John the Baptist County (56.8% Black), and St. James County (47.4% Black).

Lafourche County's Asian Population

568 residents of Lafourche County, or 0.6% of the population, identify as Asian. The share of Asian residents in Lafourche County is comparable to the share in Louisiana overall, where 1.7% of the population is Asian. Lafourche County ranks 29th statewide in terms of Asian residents as a share of the population, out of 64 counties.

Since the 2020 Census, Lafourche County's Asian population has declined by an estimated 25.2%. Asian residents' share of Lafourche County's population has remained roughly unchanged at 0.6%.

Lafourche County is more Asian than neighboring St. James County (0% Asian). Lafourche County is less Asian than neighboring Jefferson County (4.2% Asian), St. Charles County (0.8% Asian), Terrebonne County (1.1% Asian), and St. John the Baptist County (0.9% Asian).

Lafourche County's Hispanic Population

5,678 residents of Lafourche County, or 5.9% of the population, identify as Hispanic. The share of Hispanic residents in Lafourche County is comparable to the share in Louisiana overall, where 7.2% of the population is Hispanic. Lafourche County ranks 21st statewide in terms of Hispanic residents as a share of the population, out of 64 counties.

Since the 2020 Census, Lafourche County's Hispanic population has remained roughly the same. Hispanic residents' share of Lafourche County's population has remained roughly unchanged at 5.9%.

Lafourche County is more Hispanic than neighboring St. James County (2% Hispanic). Lafourche County is less Hispanic than neighboring Jefferson County (18.9% Hispanic), St. Charles County (8.2% Hispanic), Terrebonne County (7.2% Hispanic), and St. John the Baptist County (8.9% Hispanic).

Lafourche County's Native American/Other Population

2,514 residents of Lafourche County, or 2.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Lafourche County is comparable to the share in Louisiana overall, where 1% of the population is Native American/Other. Lafourche County ranks 3rd statewide in terms of Native American/Other residents as a share of the population, out of 64 counties.

Since the 2020 Census, Lafourche County's Native American/Other population has declined by an estimated 4.0%. Native American/Other residents' share of Lafourche County's population has remained roughly unchanged at 2.6%.

Lafourche County is more Native American/Other than neighboring Jefferson County (0.9% Native American/Other), St. Charles County (1.9% Native American/Other), St. John the Baptist County (0.5% Native American/Other), and St. James County (0.2% Native American/Other). Lafourche County is less Native American/Other than neighboring Terrebonne County (4.8% Native American/Other).

Lafourche County's Multiracial Population

3,810 residents of Lafourche County, or 4.0% of the population, identify as Multiracial. The share of Multiracial residents in Lafourche County is comparable to the share in Louisiana overall, where 3.8% of the population is Multiracial. Lafourche County ranks 24th statewide in terms of Multiracial residents as a share of the population, out of 64 counties.

Since the 2020 Census, Lafourche County's Multiracial population has grown by an estimated 17.1%. Multiracial residents' share of Lafourche County's population has increased from 3.3% to 4.0%.

Lafourche County is more Multiracial than neighboring Jefferson County (3.7% Multiracial), St. John the Baptist County (3.3% Multiracial), and St. James County (1.1% Multiracial). Lafourche County is less Multiracial than neighboring St. Charles County (4.4% Multiracial), and Terrebonne County (4.8% 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.