St. Martin Parish LA Information


St. Martin Parish Subdivisions

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  1. St. Martin Parish 2018 Demographic Data
  2. Growth Rates forSt. Martin Parish (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 - 2018 Demographics

St. Martin Parish LA Data & Demographics (As of July 1, 2018)


Total Population 55,908
Population in Households 55,207
Population in Familes 46,581
Population in Group Qrtrs 701
Population Density2 76
Diversity Index3 52


Median Household Income $44,870
Average Household Income $62,098
Per Capita Income $23,314


Total Housing Units 23,542 (100%)
Owner Occupied HU 16,235 (69.0%)
Renter Occupied HU 4,368 (18.6%)
Vacant Housing Units 2,939 (12.5%)
Median Home Value $118,169
Average Home Value $149,831


Total Households 20,603
Average Household Size 2.68
Family Households 14,669
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. 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 race 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.


2010-2018 2018-2023
Population 0.84% 0.8%
Households 0.85% 0.81%
Families 0.62% 0.65%
Median Household Income   2.19%
Per Capita Income   2.5%


St. Martin Parish LA - Peer Comparisons by Rank and Percentile

The table below compares St. Martin Parish to the other 64 parishes and parish equivalents in Louisiana by rank and percentile using July 1, 2018 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 # 21 69th
Population Density # 26 61st
Diversity Index # 37 44th
Median Household Income # 19 72nd
Per Capita Income # 27 59th

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

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Louisiana Census Data Comparison Tool

Compare Louisiana July 1, 2018 Data
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