Bay St. Louis, Mississippi Population 2021

15,066
map placeholder

Bay St. Louis is a city located in Mississippi. With a 2020 population of 15,066, it is the 26th largest city in Mississippi and the 2308th largest city in the United States . Bay St. Louis is currently growing at a rate of 3.55% annually and its population has increased by 62.70% since the most recent census, which recorded a population of 9,260 in 2010. Bay St. Louis reached it's highest population of 15,066 in 2021. Spanning over 27 miles, Bay St. Louis has a population density of 1,025 people per square mile.

The average household income in Bay St. Louis is $56,509 with a poverty rate of 22.04%. The median rental costs in recent years comes to $835 per month, and the median house value is $172,600. The median age in Bay St. Louis is 45.1 years, 41.7 years for males, and 46.8 years for females.

Bay St. Louis Demographics

According to the most recent ACS, the racial composition of Bay St. Louis was:

  • White: 78.21%
  • Black or African American: 15.82%
  • Two or more races: 3.76%
  • Other race: 0.99%
  • Asian: 0.78%
  • Native American: 0.45%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Bay St. Louis, Mississippi is 15,066 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 13,518.The last official US Census in 2010 recorded the population at 9,260.

Bay St. Louis, Mississippi Population 2021

Population by Race

Race Population Percentage
White10,18178.21%
Black or African American2,06015.82%
Two or More Races4893.76%
Some Other Race1290.99%
Asian1010.78%
American Indian and Alaska Native580.45%
Loading...

Bay St. Louis Population by Race

Bay St. Louis Population Pyramid $2021

Loading...

Bay St. Louis Median Age

45.1


Total

41.7


Male

46.8


Female

Bay St. Louis Adults

There are 10,300 adults, (2,758 of whom are seniors) in Bay St. Louis.

Bay St. Louis Age Dependency

72.6

Age Dependency Ratio

36.6

Old Age Dependency Ratio

36

Child Dependency Ratio

Bay St. Louis Sex Ratio

Female

6,538

50.22%

Male

6,480

49.78%

Bay St. Louis Population by Age

Bay St. Louis Renter vs Owner Occupied by Household Type

Loading...

Bay St. Louis Household Types

Type Owner Renter
Married87.3%12.7%
All68.2%31.8%
Male62.8%37.2%
Non Family62.6%37.4%
Female46.1%53.9%

68.2%

Rate of Home Ownership

Bay St. Louis Households and Families

Type Count Average Size Owned
All5,9952.1368.2
Non Family2,4331.1862.6
Married2,0342.9687.3
Female1,0012.6146.1
Male5272.3962.8

2.73

Average Family Size

2.13

Average Household Size

Loading...

Bay St. Louis Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade2923.18%
9th to 12th Grade5686.18%
High School Graduate2,50627.28%
Some College2,51727.40%
Associates Degree8088.80%
Bachelors Degree1,56117.00%
Graduate Degree93310.16%
Loading...

Bay St. Louis Educational Attainment by Sex (over 25)

Bay St. Louis Educational Attainment by Race

Loading...
Race Total High School Bachelors
White7,0416,5982,200
Black1,3371,10583
Hispanic499379211
2+ Races17013622
Other Race12119
Asian10152
Native American5858

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among hispanic people with a rate of 42.28%.

Bay St. Louis Educational Attainment by Race

Loading...
Name Average Male Female
Overall$32,219$37,221$30,546
Less Than 9th Grade$19,949$$16,406
High School Graduate$23,289$25,916$20,888
Some College$39,315$40,839$37,043
Bachelors Degree$31,792$41,894$30,207
Graduate Degree$46,159$$60,982

$32,219

Average Earnings

$37,221

Average Male

$30,546

Average Female

Bay St. Louis Earnings by Educational Attainment

Bay St. Louis Language by Age

Loading...

Bay St. Louis Language

96.25% of Bay St. Louis residents speak only English, while 3.75% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.46% of the population.

Bay St. Louis Language

Bay St. Louis Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
White9,5532,03421.29%
Black2,01469634.56%
Native5858100.00%
Multiple4895711.66%

22.04%

Overall Poverty Rate

22.26%

Male Poverty Rate

21.82%

Female Poverty Rate

Poverty in Bay St. Louis

The race most likely to be in poverty in Bay St. Louis is Native, with 100.00% below the poverty level.

The race least likely to be in poverty in Bay St. Louis is Multiple, with 11.66% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.07%. Among those working part-time, it was 20.67%, and for those that did not work, the poverty rate was 30.80%.

Bay St. Louis Poverty

Loading...
Name Poverty
High School27.37%
Less Than 9th Grade21.42%
Some College16.70%
Bachelors or Greater8.22%

Bay St. Louis Poverty Rate by Education

Loading...
Rate Poverty
Female Unemployed64.58%
Male Unemployed50.99%
Male Employed8.69%
Female Employed6.27%

Bay St. Louis Poverty Rate by Employment Status and Sex

Bay St. Louis Income by Household Type

Loading...
Name Median Mean
Households$39,721$56,509
Families$45,366$66,017
Married Families$78,311-
Non Families$32,448$41,687
Loading...

Income by Household Type

Bay St. Louis Marital Status

Loading...

Marriage Rates

39.6%

Overall Marriage Rate

40.3%

Male Marriage Rate

38.9%

Female Marriage Rate

Bay St. Louis Married by Age and Sex

Loading...

Bay St. Louis Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Bay St. Louis Marital Status by Race

Loading...

Bay St. Louis Marital Status

Loading...

1,026

Number of Veterans

997

Male Veterans

29

Female Veterans

War Veterans
Vietnam458
First Gulf War217
Second Gulf War151
Korea43
World War II19

Bay St. Louis Veterans by War

Loading...
Age Group Veterans
65 to 74425
35 to 54194
55 to 64164
75+147
18 to 3496

Bay St. Louis Veterans by Age

Loading...
Name Veterans % of Total
White7899.44%
Black1107.56%
Hispanic8416.57%
Other Race7457.36%
2+ Races5326.50%

Bay St. Louis Veterans by Race

Bay St. Louis Veterans by Education

Loading...

15.31%

Veteran Poverty Rate

30.91%

Veteran Disability Rate

Bay St. Louis Veterans by Education

Loading...

54%

Labor Force Participation

49.8%

Employment Rate

7.7%

Unemployment Rate

Bay St. Louis Employment by Age

Loading...

Bay St. Louis Employment by Race

Loading...

Bay St. Louis Employment by Education

Origin of Non-Citizens

Loading...

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Loading...

50.51%

Born in Bay St. Louis

97.81%

Native Born

2.19%

Foreign Born

1.10%

Non Citizen

1.09%

Naturalized

Place of Birth

97.81% of Bay St. Louis residents were born in the United States, with 50.51% having been born in Mississippi. 1.10% of residents are not US citizens. Of those not born in the United States, the largest percentage are from North America.

Bay St. Louis Place of Birth

Year Population Growth Annual Growth Rate
202115,0665163.55%
202014,5505163.68%
201914,0345163.82%
201813,5185013.85%
201713,0174853.87%
201612,5325924.96%
201511,9405945.24%
201411,3466135.71%
201310,7335084.97%
201210,2254634.74%
20119,7624374.69%
20109,3251,1161.28%
20008,2091460.18%
19908,0631720.22%
19807,8911,1391.57%
19706,7521,6792.90%
19605,0734520.94%
19504,6214831.11%
19404,1384141.06%
19303,7246912.07%
19203,033-355-1.10%
19103,3885161.67%
19002,8720.00%

Bay St. Louis Population by Year