Bay St. Louis, Mississippi Population 2020

14,515
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Bay St. Louis is a city located in Mississippi. With a 2020 population of 14,515, it is the 27th largest city in Mississippi and the 2351st largest city in the United States. Bay St. Louis is currently growing at a rate of 3.57% annually and its population has increased by 56.75% since the most recent census, which recorded a population of 9,260 in 2010. Spanning over 27 miles, Bay St. Louis has a population density of 988 people per square mile.

The average household income in Bay St. Louis is $54,412 with a poverty rate of 25.13%. The median rental costs in recent years comes to $776 per month, and the median house value is $170,400. The median age in Bay St. Louis is 43.1 years, 38.6 years for males, and 45.6 years for females. For every 100 females there are 92.3 males.

Bay St. Louis Demographics

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

  • White: 80.03%
  • Black or African American: 13.40%
  • Two or more races: 3.87%
  • Other race: 1.28%
  • Asian: 1.05%
  • Native American: 0.37%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Bay St. Louis, Mississippi is 14,515, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 13,515.The last official US Census in 2010 recorded the population at 9,260.

Bay St. Louis, Mississippi Population 2020

Population by Race

Race Population Percentage
White9,97680.03%
Black or African American1,67013.40%
Two or More Races4833.87%
Some Other Race1591.28%
Asian1311.05%
American Indian and Alaska Native460.37%
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Bay St. Louis Population Pyramid 2020

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Bay St. Louis Median Age

43.1


Total

38.6


Male

45.6


Female

Bay St. Louis Adults

There are 9,598 adults, (2,581 of whom are seniors) in Bay St. Louis.

Bay St. Louis Age Dependency

77.6

Age Dependency Ratio

36.8

Old Age Dependency Ratio

40.9

Child Dependency Ratio

Bay St. Louis Sex Ratio

Female

6,483

52.01%

Male

5,982

47.99%

Bay St. Louis Households and Families

Bay St. Louis Renter vs Owner Occupied by Household Type

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Bay St. Louis Household Types

Type Owner Renter
Married84.7%15.3%
All64%36%
Non Family54%46%
Female52.3%47.7%
Male44.3%55.7%

64.0%

Rate of Home Ownership

Type Count Average Size Owned
All5,6102.1764
Non Family2,1981.1254
Married2,004384.7
Female1,0022.6952.3
Male4062.4644.3

2.79

Average Family Size

2.17

Average Household Size

4.9%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

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Bay St. Louis Education

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Education Attained Count Percentage
Less Than 9th Grade3053.58%
9th to 12th Grade5126.00%
High School Graduate2,26326.53%
Some College2,19925.78%
Associates Degree5035.90%
Bachelors Degree1,75420.57%
Graduate Degree99311.64%
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Bay St. Louis Educational Attainment by Race

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Name Total High School Bachelors
White6,6216,1572,317
Black1,104894114
Hispanic469399283
Multiple Races16914526
Other Race1498264
Asian1317933
Native American4646

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 60.34%.

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Name Average Male Female
Overall$30,631$35,618$27,995
Less Than High School$17,092$$17,262
High School Grad$21,314$26,799$18,333
Some College$31,919$34,386$29,697
Bachelors Degree$35,815$50,633$30,270
Graduate Degree$71,107$$75,913

$30,631

Average Earnings

$35,618

Average Male

$27,995

Average Female

Bay St. Louis Language

Bay St. Louis Language by Age

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Bay St. Louis Language

95.24% of Bay St. Louis residents speak only English, while 4.76% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.73% of the population.

Bay St. Louis Poverty

Bay St. Louis Poverty by Race

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Name Total In Poverty Poverty Rate
White9,4402,40325.46%
Black1,62660937.45%
Multiple483479.73%
Native4646100.00%

25.13%

Overall Poverty Rate

24.24%

Male Poverty Rate

25.94%

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 9.73% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.84%. Among those working part-time, it was 26.57%, and for those that did not work, the poverty rate was 29.47%.

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Name Poverty
High School30.99%
Some College24.26%
Less Than High School20.72%
Bachelors or Greater5.86%
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Name Poverty
Female Unemployed78.04%
Male Unemployed62.91%
Male Employed9.21%
Female Employed8.78%

Bay St. Louis Income

Bay St. Louis Income by Household Type

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Name Median Mean
Households$38,618$54,412
Families$43,480$63,919
Married Families$71,716-
Non Families$30,808$38,538
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Bay St. Louis Marital Status

Bay St. Louis Marital Status

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Marriage Rates

41.2%

Overall Marriage Rate

43.7%

Male Marriage Rate

38.9%

Female Marriage Rate

Bay St. Louis Married by Age and Sex

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Bay St. Louis 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 45-54.

Bay St. Louis Marital Status by Race

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Bay St. Louis Veterans

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906

Number of Veterans

868

Male Veterans

38

Female Veterans

War Veterans
Vietnam398
First Gulf War192
Second Gulf War164
Korea34
World War II18
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Age Group Veterans
65 to 74410
18 to 34134
75+124
55 to 64122
35 to 54116
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Name Veterans % of Total
White6888.74%
Black12210.19%
Hispanic5311.06%
2 or More4824.74%
Other4830.19%

Bay St. Louis Veterans by Education

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12.12%

Veteran Poverty Rate

27.14%

Veteran Disability Rate

Bay St. Louis Employment Status

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52.1%

Labor Force Participation

47.7%

Employment Rate

8.4%

Unemployment Rate

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Origin of Non-Citizens

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

Origin of Naturalized Citizens

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50.63%

Born in Mississippi

97.48%

Native Born

2.52%

Foreign Born

0.71%

Non Citizen

Place of Birth

97.48% of Bay St. Louis residents were born in the United States, with 50.63% having been born in Mississippi. 0.71% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202014,5155003.57%
201914,0155003.70%
201813,5154923.78%
201713,0235003.99%
201612,5235934.97%
201511,9305895.19%
201411,3416105.68%
201310,7315094.98%
201210,2224624.73%
20119,7604354.66%
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%