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The Village of Mermentau had a population of 627 as of 2020-2024 American Community Survey 5-Year Estimates.

The primary coordinate point for Mermentau is located at latitude 30.1899 and longitude -92.5826 in Acadia Parish. The formal boundaries for the Village of Mermentau encompass a land area of 2.13 sq. miles and a water area of 0.17 sq. miles. Acadia Parish is in the Central time zone (GMT -6).

The Village of Mermentau has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Mermentau is located within Parish Governing Authority District 3, a minor civil division (MCD) of Acadia Parish.

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Mermentau, LA Data & Demographics

Source: 2020-2024 American Community Survey 5-Year Estimates

POPULATION
Total Population	627 (100%)
Population Density	294 per sq mi
Diversity Index¹	29


INCOME
Median Household Income	$117,764
Per Capita Income	$24,407
Median Home Value	$55,300

HOUSING
Total HU (Housing Units)	351 (100%)
Owner Occupied HU	273 (77.8%)
Renter Occupied HU	44 (12.5%)
Vacant Housing Units	34 (9.7%)

HOUSEHOLDS
Total Households	317
Average Household Size	1.98
Family Households	251 (79.2%)

NOTES

The Diversity Index estimates the likelihood that two persons chosen at random from the same area belong to different race or ethnic groups, based on five groups: Hispanic/Latino, Non-Hispanic White, Non-Hispanic Black, Non-Hispanic Asian, and Non-Hispanic Other/Multiracial. A value of 0 indicates the population belongs entirely to one group. Higher values indicate a more evenly mixed population. Calculated from U.S. Census Bureau ACS 5-year estimates (table B03002).

Mermentau, LA - Peer Comparisons by Rank and Percentile

The table below compares Mermentau to the other 489 incorporated cities, towns and CDPs in Louisiana by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description	Rank	Percentile
Total Population	# 326	34th
Population Density	# 327	33rd
Median Household Income	# 12	98th
Per Capita Income	# 313	36th
Diversity Index	# 342	30th

Additional comparisons and rankings can be made with a VERY EASY TO USE Louisiana Census Data Comparison Tool.

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Mermentau, LA Profile: Facts & Data

Mermentau, Louisiana - Basic Facts

Mermentau, LA Data & Demographics

POPULATION

INCOME

HOUSING

HOUSEHOLDS

Mermentau, LA - Peer Comparisons by Rank and Percentile

Mermentau, LA - Most Popular Things to Do

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Acadia Parish