Saint Leonard, MD Profile: Facts, Map & Data


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Saint Leonard, Maryland - Basic Facts

The Saint Leonard Census Designated Place had a population of 736 as of July 1, 2016. Saint Leonard ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Maryland. See peer rankings below.

The primary coordinate point for Saint Leonard is located at latitude 38.4673 and longitude -76.4986 in Calvert County. The formal boundaries for the Saint Leonard Census Designated Place (see map below) encompass a land area of 2.29 sq. miles and a water area of 0.03 sq. miles. Calvert County is in the Eastern time zone (GMT -5). The elevation is 108 feet.

The Saint Leonard Census Designated Place (GNIS ID: 2390348) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Saint Leonard Census Designated Place is located within District 1, Solomons Island, a minor civil division (MCD) of Calvert County.

Beneath the boundary map are tables with Saint Leonard population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for Saint Leonard: Rollin, Saint Leonards, Saint Leonards Town.

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


Saint Leonard Census Designated Place, MD Boundary Map

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Boundary Maps: District 1, Solomons Island | Calvert County | Maryland Counties / Independent Cities

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Saint Leonard, MD Data & Demographics (As of July 1, 2016)


Total Population 736
Population in Households 734
Population in Familes 624
Population in Group Qrtrs 2
Population Density1 322
Diversity Index2 34


Total Households 238
Average Household Size 3.08
Family Households 177
Average Family Size 4


Total Housing Units 252 (100%)
Owner Occupied HU 200 (79.4%)
Renter Occupied HU 38 (15.1%)
Vacant Housing Units 14 ( 5.6%)
Median Home Value $358,824
Average Home Value $378,250


Median Household Income $86,187
Average Household Income $104,811
Per Capita Income $36,961
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.13% -0.11%
Households -0.07% -0.08%
Families -1.54% -0.23%
Median Household Income   2.91%
Per Capita Income   1.96%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Saint Leonard, MD - Peer Comparisons by Rank and Percentile

The table below compares Saint Leonard to the other 518 incorporated cities, towns and CDPs in Maryland by rank and percentile using July 1, 2016 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 # 337 35th
Population Density1 # 451 13th
Diversity Index2 # 279 46th
Median Household Income # 161 69th
Per Capita Income # 184 65th

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

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