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The Bayou L'Ourse CDP(1) had a population of 1,690 as of July 1, 2025.
The primary coordinate point for Bayou L Ourse is located at latitude 29.7174 and longitude -91.0606 in Assumption Parish. The formal boundaries for the Bayou L'Ourse Census Designated Place encompass a land area of 2.72 sq. miles and a water area of 0 sq. miles.
The Bayou L'Ourse 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 L'Ourse Census Designated Place is located within Parish Governing Authority District 3, a minor civil division (MCD) of Assumption Parish.
| POPULATION | |
|---|---|
| Total Population | 1,690 (100%) | 
| Population in Households | 1,690 (100.0%) | 
| Population in Families | 1,350 (79.9%) | 
| Population in Group Quarters1 | 0 | 
| Population Density | 620 | 
| Diversity Index2 | 51 | 
| INCOME | |
| Median Household Income | $49,242 | 
| Average Household Income | $80,395 | 
| % of Income for Mortgage4 | 13% | 
| Per Capita Income | $30,874 | 
| Wealth Index5 | 53 | 
| Socioeconomic Status Index6 | Low (39.4) | 
| HOUSING | |
|---|---|
| Total HU (Housing Units) | 762 (100%) | 
| Owner Occupied HU | 513 (67.3%) | 
| Renter Occupied HU | 136 (17.8%) | 
| Vacant Housing Units | 113 (14.8%) | 
| Median Home Value | $101,894 | 
| Average Home Value | $114,878 | 
| Housing Affordability Index3 | 172 | 
| HOUSEHOLDS | |
| Total Households | 649 | 
| Average Household Size | 2.60 | 
| Family Households | 438 | 
| Average Family Size | 3.00 | 
| GROWTH RATE / YEAR | 2020-2025 | 2025-2030 | 
|---|---|---|
| Population | -1.26% | -1.10% | 
| Households | -0.60% | -0.62% | 
| Families | -1.03% | |
| Median Household Income | 1.26% | |
| Per Capita Income | 2.39% | |
| Owner Occupied HU | -0.51% | 
The table below compares Bayou L Ourse to the other 489 incorporated cities, towns and CDPs in Louisiana by rank and percentile using July 1, 2025 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 | # 205 | 58th | 
| Population Density | # 204 | 58th | 
| Median Household Income | # 279 | 43rd | 
| Housing Affordability Index | # 448 | 92nd | 
| Per Capita Income | # 217 | 56th | 
| Diversity Index | # 265 | 46th | 
Additional comparisons and rankings can be made with a VERY EASY TO USE Louisiana Census Data Comparison Tool.
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