St. Martin Parish, Louisiana Population 2019

St. Martin Parish, Louisiana's estimated population is 54,121 with a growth rate of 0.53% in the past year according to the most recent United States census data. St. Martin Parish, Louisiana is the 20th largest county in Louisiana.

Year Population Growth Growth Rate
201853,621-500-0.92%
201754,1212830.53%
201653,838-45-0.08%
201553,8835841.10%
201453,2993600.68%
201352,9392900.55%
201252,649-142-0.27%
201152,7915301.01%
201052,2618,28318.83%
199043,9783,7649.36%
198040,2147,76123.91%
197032,4533,39011.66%
196029,0632,71010.28%
195026,353-41-0.16%
194026,3944,62721.26%
193021,767-223-1.01%
192021,990-1,080-4.68%
191023,0704,13021.81%
190018,9404,05627.25%
189014,8842,22117.54%
188012,6633,29335.14%
18709,370-3,304-26.07%
186012,6749137.76%
185011,7613,08735.59%
18408,6741,46920.39%
18307,205-4,858-40.27%
182012,0634,69463.70%
18107,3690.00%

St. Martin Parish, Louisiana Population Growth

Population Data via

Population by Race

Race Population
White35,372
Black or African American15,768
Two or More Races1,017
Some Other Race587
Asian537
American Indian and Alaska Native328

St. Martin Parish, Louisiana Population Pyramid 2019

St. Martin Parish, Louisiana Median Age

37.1


Total

35.7


Male

38


Female

St. Martin Parish, Louisiana Adults

There are 40,318 adults, (7,262 of whom are seniors) in St. Martin Parish, Louisiana.

St. Martin Parish, Louisiana Age Dependency

62.2

Age Dependency Ratio

22

Old Age Dependency Ratio

40.2

Child Dependency Ratio

St. Martin Parish, Louisiana Sex Ratio

Female

27,164

50.67%

Male

26,445

49.33%

St. Martin Parish, Louisiana Households and Families

St. Martin Parish, Louisiana Renter vs Owner Occupied by Household Type

St. Martin Parish, Louisiana Household Types

Type Owner Renter
Married87.4%12.6%
Male85.6%14.4%
All79.8%20.2%
Non Family76.2%23.8%
Female60.4%39.6%

79.8%

Rate of Home Ownership

Type Count Average Size Owned
All19,4352.7479.8
Married9,5783.3187.4
Non Family5,4991.2276.2
Female3,1333.4160.4
Male1,2253.4285.6

3.25

Average Family Size

2.74

Average Household Size

5.6%

Unmarried (Opposite Sex)

0.3%

Unmarried (Same Sex)

St. Martin Parish, Louisiana Education

Education Attained Count Percentage
Less Than 9th Grade3,0978.69%
9th to 12th Grade4,02111.28%
High School Graduate14,46940.58%
Some College6,99419.62%
Associates Degree2,0115.64%
Bachelors Degree3,83410.75%
Graduate Degree1,2273.44%

St. Martin Parish, Louisiana Educational Attainment by Race

Name Total High School Bachelors
White24,26320,2703,689
Black9,5826,9491,107
Hispanic97771692
Multiple Races39825916
Other Race35932955
Asian295207103
Native American183102

The highest rate of high school graduation is among other race people with a rate of 91.64%.

The highest rate of bachelors degrees is among other race people with a rate of 34.92%.

Name Average Male Female
Overall$32,517$43,902$25,220
Less Than High School$26,250$32,813$13,983
High School Grad$30,455$44,490$20,917
Some College$31,426$44,016$25,123
Bachelors Degree$44,358$54,150$40,776
Graduate Degree$52,765$80,893$50,795

$32,517

Average Earnings

$43,902

Average Male

$25,220

Average Female

St. Martin Parish, Louisiana Language

St. Martin Parish, Louisiana Language by Age

St. Martin Parish, Louisiana Language

79.63% of St. Martin Parish, Louisiana residents speak only English, while 20.37% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 17.63% of the population.

St. Martin Parish, Louisiana Poverty

St. Martin Parish, Louisiana Poverty by Race

Name Total In Poverty Poverty Rate
Black15,6184,55629.17%
White34,2563,76010.98%
Multiple99958258.26%
Asian53728152.33%
Hispanic1,38818413.26%
Native3077123.13%
Other571213.68%

17.66%

Overall Poverty Rate

15.39%

Male Poverty Rate

19.86%

Female Poverty Rate

Poverty in St. Martin Parish, Louisiana

The race most likely to be in poverty in St. Martin Parish, Louisiana is Multiple, with 58.26% below the poverty level.

The race least likely to be in poverty in St. Martin Parish, Louisiana is Other, with 3.68% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.80%. Among those working part-time, it was 17.90%, and for those that did not work, the poverty rate was 24.86%.

Name Poverty
Less Than High School23.08%
High School14.52%
Some College11.69%
Bachelors or Greater5.52%
Name Poverty
Female Unemployed48.48%
Male Unemployed13.77%
Female Employed9.70%
Male Employed4.67%

St. Martin Parish, Louisiana Income

St. Martin Parish, Louisiana Income by Household Type

Name Median Mean
Households$47,279$62,069
Families$55,127$69,175
Married Families$70,720$84,366
Non Families$26,411$40,510

St. Martin Parish, Louisiana Marital Status

St. Martin Parish, Louisiana Marital Status

Marriage Rates

49.2%

Overall Marriage Rate

50.9%

Male Marriage Rate

47.7%

Female Marriage Rate

St. Martin Parish, Louisiana Married by Age and Sex

St. Martin Parish, Louisiana Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

St. Martin Parish, Louisiana Marital Status by Race

St. Martin Parish, Louisiana Veterans

2,127

Number of Veterans

2,036

Male Veterans

91

Female Veterans

War Veterans
Vietnam884
First Gulf War305
Second Gulf War246
Korea165
World War II106

St. Martin Parish, Louisiana Veterans by Race

Name Veterans % of Total
White1,4465.25%
Black5324.76%
Hispanic595.73%
Other5915.95%
Asian5414.75%
Indian206.51%
2 or More162.86%

St. Martin Parish, Louisiana Veterans by Education

12.63%

Veteran Poverty Rate

35.64%

Veteran Disability Rate

St. Martin Parish, Louisiana Employment Status

61.1%

Labor Force Participation

57.1%

Employment Rate

6.4%

Unemployment Rate

Population of Cities in St. Martin Parish, Louisiana

City 2010 Census 2016 Estimated Growth Growth Rate
Morgan City 1240411646-758-6.11%
Broussard 839411507311337.09%
Breaux Bridge813984072683.29%
St. Martinville61146095-19-0.31%
Henderson16741750764.54%
Arnaudville 10571069121.14%
Parks667689223.30%
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990