Bayou Blue, LA Profile: Facts & Data


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Bayou Blue, Louisiana - Basic Facts

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The Bayou Blue CDP(1) had a population of 13,173 as of July 1, 2021.

The primary coordinate point for Bayou Blue is located at latitude 29.6341 and longitude -90.6732 in Lafourche Parish. The formal boundaries for the Bayou Blue Census Designated Place encompass a land area of 23.26 sq. miles and a water area of 0.26 sq. miles.

While the primary coordinates for Bayou Blue Census Designated Place are located in Lafourche Parish, it should be noted that the formal boundaries for this community also extend into and Terrebonne Parish.

The Bayou Blue Census Designated Place has a U2 Census Class Code which indicates a census designated place without an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Bayou Blue Census Designated Place is located within Parish Governing Authority District 5, a minor civil division (MCD) of Lafourche Parish.

  1. A Census Designated Place (CDP) is a statistical counterpart to a self-governing (incorporated) place such as a city, town, or village. A CDP is not a legal entity and has no governmental functions.

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  1. Bayou Blue 2021 Demographic Data
  2. Growth Rates for Bayou Blue (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Louisiana Research Tools (Easy Tools & Current Data)
  3. Louisiana Data Comparison Tool - 2021 Demographics

Bayou Blue, LA Data & Demographics (As of July 1, 2021)


Total Population 13,173 (100%)
Population in Households 13,172 (100.0%)
Population in Families 11,230 (85.3%)
Population in Group Quarters1 1 ( 0.0%)
Population Density 566
Diversity Index2 45


Median Household Income $66,024
Average Household Income $78,519
% of Income for Mortgage4 12%
Per Capita Income $27,013
Wealth Index5 69


Total HU (Housing Units) 4,901 (100%)
Owner Occupied HU 3,673 (74.9%)
Renter Occupied HU 873 (17.8%)
Vacant Housing Units 355 ( 7.2%)
Median Home Value $184,142
Average Home Value $213,337
Housing Affordability Index3 223


Total Households 4,546
Average Household Size 2.9
Family Households 3,480
Average Family Size 3
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different races or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2010-2021 2021-2026
Population 0.57% 0.36%
Households 0.64% 0.41%
Families 0.55% 0.3%
Median Household Income   2.46%
Per Capita Income   2.2%
Owner Occupied HU   0.54%

Bayou Blue, LA - Peer Comparisons by Rank and Percentile

The table below compares Bayou Blue to the other 474 incorporated cities, towns and CDPs in Louisiana by rank and percentile using July 1, 2021 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 # 36 93rd
Population Density # 242 49th
Median Household Income # 55 89th
Housing Affordability Index # 299 63rd
Per Capita Income # 146 69th
Diversity Index # 268 44th

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

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