Allen, MD Profile: Facts, Map & Data


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Allen, Maryland - Basic Facts

The Allen Census Designated Place had a population of 220 as of July 1, 2017.

The primary coordinate point for Allen is located at latitude 38.2861 and longitude -75.6901 in Wicomico County. The formal boundaries for the Allen Census Designated Place (see map below) encompass a land area of 0.35 sq. miles and a water area of 0 sq. miles. Wicomico County is in the Eastern time zone (GMT -5). The elevation is 13 feet.

The Allen Census Designated Place (GNIS ID: 2583569) 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 Allen Census Designated Place is located within District 7, Trappe, a minor civil division (MCD) of Wicomico County.

Beneath the boundary map are tables with Allen 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 Allen: Bereington, Brereton, Brerton, Brewington, Trappe, Upper Trappe.

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Allen Census Designated Place, MD Boundary Map

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Boundary Maps: District 7, Trappe | Wicomico County | Maryland Counties / Independent Cities

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Allen, MD Data & Demographics (As of July 1, 2017)


Total Population 220
Daytime Population: Workers 15
Daytime Population: Residents 72
Total Daytime Population (TDP) 87
Ratio TDP/Total Population1 0.40
Population in Households 220
Population in Familes 190
Population in Group Qrtrs 0
Population Density2 625
Diversity Index3 38


Median Household Income $55,686
Average Household Income $72,568
Per Capita Income $27,777


Total Housing Units 84 (100%)
Owner Occupied HU 67 (79.8%)
Renter Occupied HU 9 (10.7%)
Vacant Housing Units 8 ( 9.5%)
Median Home Value $221,429
Average Home Value $311,029


Total Households 76
Average Household Size 2.89
Family Households 59
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 0.64% 0.72%
Households 0.37% 0.78%
Families -0.46% 0.34%
Median Household Income   1.52%
Per Capita Income   2.76%

Allen, MD - Peer Comparisons by Rank and Percentile

The table below compares Allen to the other 518 incorporated cities, towns and CDPs in Maryland 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 # 431 17th
Population Density # 352 32nd
Diversity Index # 245 53rd
Median Household Income # 366 30th
Per Capita Income # 349 33rd

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

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