Aberdeen, MD Profile: Facts, Map & Data


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Aberdeen, Maryland - Basic Facts

The City of Aberdeen had a population of 15,502 as of July 1, 2015. Aberdeen ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Maryland. See peer rankings below.

The primary coordinate point for Aberdeen is located at latitude 39.5159 and longitude -76.1702 in Harford County. The formal boundaries for the City of Aberdeen (see map below) encompass a land area of 6.49 sq. miles and a water area of 0.01 sq. miles. Harford County is in the Eastern time zone (GMT -5). The elevation is 79 feet.

The City of Aberdeen (GNIS ID: 2390561) 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 Aberdeen is located within District 2, Halls Cross Roads, a minor civil division (MCD) of Harford County.

Beneath the boundary map are tables with Aberdeen population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2015.

Alternate Unofficial Names for Aberdeen: Halls Cross Roads, Mechanicsville.

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.


City of Aberdeen, MD Boundary Map

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Boundary Maps: District 2, Halls Cross Roads | Harford County | Maryland Counties / Independent Cities

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Aberdeen, MD Data & Demographics (As of July 1, 2015)


Total Population 15,502
Population in Households 15,434
Population in Familes 12,308
Population in Group Qrtrs 68
Population Density1 2,281
Diversity Index2 63


Total Households 6,033
Average Household Size 2.56
Family Households 3,973
Average Family Size 3


Total Housing Units 6,467 (100%)
Owner Occupied HU 3,517 (54.4%)
Renter Occupied HU 2,516 (38.9%)
Vacant Housing Units 434 ( 6.7%)
Median Home Value $199,805
Average Home Value $223,529


Median Household Income $48,448
Average Household Income $61,321
Per Capita Income $24,268
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.68% 0.65%
Households 0.75% 0.68%
Families 0.37% 0.56%
Median Household Income   2.68%
Per Capita Income   2.45%
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.


Aberdeen, MD - Peer Comparisons by Rank and Percentile

The table below compares Aberdeen to the other 518 incorporated cities, towns and CDPs in Maryland by rank and percentile using July 1, 2015 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 # 89 83rd
Population Density1 # 162 69th
Diversity Index2 # 83 84th
Median Household Income # 437 16th
Per Capita Income # 400 23rd

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