Mount Joy, PA Profile: Facts, Map & Data


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Mount Joy, Pennsylvania - Basic Facts

The Borough of Mount Joy is an incorporated place (Class Code P1) located in Lancaster County at latitude 40.1106 and longitude -76.5057. Lancaster County is in the Eastern time zone (GMT -5). The elevation is 381 feet.

The formal official name is the Borough of Mount Joy, but most people and references simply refer to it as Mount Joy, Pennsylvania.

The P1 Census Class Code for Mount Joy indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the Borough of Mount Joy (see map below) encompass a land area of 2.41 sq. miles and a water area of 0.02 sq. miles.

Alternate Unofficial Names for Mount Joy: Mountjoy.

Borough of Mount Joy, PA Boundary Map


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Mount Joy, PA Data & Demographics (As of July 1, 2014)


Total Population 7,956
Population in Households 7,956
Population in Familes 6,167
Population in Group Qrtrs 0
Population Density1 3,300
Diversity Index2 32


Total Households 3,383
Average Household Size 2.35
Family Households 2,141
Average Family Size 3


Total Housing Units 3,626 (100%)
Owner Occupied HU 2,034 (56.1%)
Renter Occupied HU 1,349 (37.2%)
Vacant Housing Units 243 ( 6.7%)
Median Home Value $173,017
Average Home Value $193,756


Median Household Income $52,590
Average Household Income $66,667
Per Capita Income $28,348
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 1.69% 1.33%
Households 1.78% 1.35%
Families 1.58% 1.21%
Median Household Income   3.21%
Per Capita Income   3.62%
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.


Mount Joy, PA - Peer Comparisons by Rank and Percentile

The table below compares Mount Joy to the other 1,764 incorporated cities, towns and CDPs in Pennsylvania by rank and percentile using July 1, 2014 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 # 137 92nd
Population Density1 # 358 80th
Diversity Index2 # 246 86th
Median Household Income # 662 63rd
Per Capita Income # 436 75th

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