Bay Saint Louis, MS Profile: Facts, Map & Data


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Bay Saint Louis, Mississippi - Basic Facts

The City of Bay Saint Louis had a population of 10,792 as of July 1, 2017.

The primary coordinate point for Bay Saint Louis is located at latitude 30.3212 and longitude -89.3544 in Hancock County. The formal boundaries for the City of Bay Saint Louis (see map below) encompass a land area of 14.69 sq. miles and a water area of 11.93 sq. miles. Hancock County is in the Central time zone (GMT -6). The elevation is 23 feet.

The City of Bay Saint Louis (GNIS ID: 2403826) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Bay Saint Louis is located within Supervisor District 5, a minor civil division (MCD) of Hancock County.

Beneath the boundary map are tables with Bay Saint Louis population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Bay Saint Louis: Chicapoula, Shieldsboro.

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City of Bay Saint Louis, MS Boundary Map

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Boundary Maps: Supervisor District 5 | Hancock County | Mississippi Counties

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Bay Saint Louis, MS Data & Demographics (As of July 1, 2017)


Total Population 10,792
Daytime Population: Workers 6,626
Daytime Population: Residents 6,029
Total Daytime Population (TDP) 12,655
Ratio TDP/Total Population1 1.17
Population in Households 10,460
Population in Familes 7,838
Population in Group Qrtrs 332
Population Density2 735
Diversity Index3 40


Median Household Income $41,819
Average Household Income $57,350
Per Capita Income $25,098


Total Housing Units 6,249 (100%)
Owner Occupied HU 2,821 (45.1%)
Renter Occupied HU 1,749 (28.0%)
Vacant Housing Units 1,679 (26.9%)
Median Home Value $164,299
Average Home Value $196,365


Total Households 4,570
Average Household Size 2.29
Family Households 2,702
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 2.13% 1.75%
Households 2.26% 1.84%
Families 2.03% 1.7%
Median Household Income   0.9%
Per Capita Income   1.83%

Bay Saint Louis, MS - Peer Comparisons by Rank and Percentile

The table below compares Bay Saint Louis to the other 362 incorporated cities, towns and CDPs in Mississippi by rank and percentile using July 1, 2017 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 # 40 89th
Population Density # 102 72nd
Diversity Index # 232 36th
Median Household Income # 86 77th
Per Capita Income # 41 89th

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

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