kids encyclopedia robot

Bay St. Louis, Mississippi facts for kids

Kids Encyclopedia Facts
Quick facts for kids
Bay St. Louis, Mississippi
The Bay of St. Louis, the new bay bridge, and the city of Bay St. Louis on the western shore (upper part of photo)
The Bay of St. Louis, the new bay bridge, and the city of Bay St. Louis on the western shore (upper part of photo)
Location of Bay St. Louis, MS
Location of Bay St. Louis, MS
Bay St. Louis, Mississippi is located in the United States
Bay St. Louis, Mississippi
Bay St. Louis, Mississippi
Location in the United States
Country United States
State Mississippi
County Hancock
 • Total 26.62 sq mi (68.95 km2)
 • Land 14.69 sq mi (38.05 km2)
 • Water 11.93 sq mi (30.90 km2)
23 ft (7 m)
 • Total 9,260
 • Estimate 
 • Density 955.21/sq mi (368.82/km2)
Time zone UTC−6 (Central (CST))
 • Summer (DST) UTC−5 (CDT)
ZIP Code
39520, 39521, 39522
Area code(s) 228
FIPS code 28-03980
GNIS feature ID 0666588

Bay St. Louis is a city in and the county seat of Hancock County, Mississippi, in the United States. Located on the Gulf Coast on the west side of the Bay of St. Louis, it is part of the GulfportBiloxi Metropolitan Statistical Area. As of 2010, Bay St. Louis’ population was 9,260.


Historical population
Census Pop.
1880 1,978
1890 1,974 −0.2%
1900 2,872 45.5%
1910 3,388 18.0%
1920 3,033 −10.5%
1930 3,724 22.8%
1940 4,138 11.1%
1950 4,621 11.7%
1960 5,073 9.8%
1970 6,752 33.1%
1980 7,850 16.3%
1990 8,063 2.7%
2000 8,209 1.8%
2010 9,260 12.8%
2019 (est.) 14,034 51.6%
U.S. Decennial Census
Hancock County Courthouse in Bay St. Louis

2020 census

Bay St. Louis racial composition
Race Num. Perc.
White (non-Hispanic) 6,996 75.36%
Black or African American (non-Hispanic) 1,357 14.62%
Native American 37 0.4%
Asian 93 1.0%
Pacific Islander 1 0.01%
Other/Mixed 404 4.35%
Hispanic or Latino 396 4.27%

As of the 2020 United States census, there were 9,284 people, 5,995 households, and 3,562 families residing in the city.


Almost all of the city of Bay St. Louis is served by the Bay St. Louis-Waveland School District. Small portions of land are within the Hancock County School District.

It is the home of Bay High School. In addition to Bay High, there are private Catholic schools: Saint Stanislaus College, a residency and day school for boys grades 7–12; and Our Lady Academy, a day school for girls grades 7–12. The latter two share some classrooms as well as a Roman Catholic curriculum.

All of Hancock County is in the service area of Pearl River Community College.

Notable people

Images for kids

See also

Kids robot.svg In Spanish: Bay St. Louis para niños

National Hispanic Heritage Month on Kiddle
Famous Hispanic singers
Celia Cruz
Selena Gomez
María Conchita Alonso
kids search engine
Bay St. Louis, Mississippi Facts for Kids. Kiddle Encyclopedia.