Leonardtown, MD 20650 ZIP Code Profile

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Leonardtown, MD

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ZIP Code 20650: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Leonardtown, MD 20650

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 515
  • Single Family Addresses: 4,471
  • Multi-Family Addresses: 246
  • County: Saint Marys County
  • Centroid: Latitude 38.297, Longitude -76.649
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

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.


20650 ZIP Code Map

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Leonardtown, MD 20650 Data & Demographics (As of July 1, 2016)


Total Population 15,727
Population in Households 15,306
Population in Familes 13,316
Population in Group Qrtrs 421
Population Density1 233
Diversity Index2 34


Total Households 5,583
Average Household Size 2.74
Family Households 4,209
Average Family Size 3


Total Housing Units 6,160 (100%)
Owner Occupied HU 4,302 (69.8%)
Renter Occupied HU 1,281 (20.8%)
Vacant Housing Units 577 ( 9.4%)
Median Home Value $387,960
Average Home Value $465,900


Median Household Income $87,031
Average Household Income $110,791
Per Capita Income $40,307
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.56% 1.55%
Households 1.44% 1.5%
Families 1.34% 1.43%
Median Household Income   2.66%
Per Capita Income   1.69%
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.

Leonardtown, MD 20650 - Peer Comparisons by Rank and Percentile

The table below compares 20650 to the other 455 ZIP Codes 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 # 142 69th
Population Density1 # 277 39th
Diversity Index2 # 258 44th
Median Household Income # 173 62nd
Per Capita Income # 163 64th

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