Orrtanna, PA Community Profile: Data

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Orrtanna, Pennsylvania - Basic Facts

Orrtanna is the common name for the community and surrounding area while the formal official name is the Orrtanna Census Designated Place.

It is a community or populated place (Class Code U5) located in Adams County at latitude 39.8451 and longitude -77.3608. Adams County is in the Eastern time zone (GMT -5). The elevation is 669 feet.

The formal boundaries for the Orrtanna Census Designated Place (see map) encompass a land area of 0.19 sq. miles and a water area of 0 sq. miles.

Camera Icon Photos of the local Orrtanna, PA area

Also See: Mc Knightstown, PA ZIP Codes and ZIP Code Maps

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


Total Population 179
Population in Households 178
Population in Familes 149
Population in Group Qrtrs 1
Population Density1 931
Diversity Index2 14


Total Households 75
Average Household Size 2.37
Family Households 55
Average Family Size 3


Total Housing Units 78 (100%)
Owner Occupied HU 61 (78.2%)
Renter Occupied HU 14 (17.9%)
Vacant Housing Units 3 ( 3.8%)
Median Home Value $175,000
Average Home Value $194,262


Median Household Income $58,411
Average Household Income $70,509
Per Capita Income $29,694
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.81% 0.55%
Households 0.97% 0.53%
Families 0.43% 0.36%
Median Household Income   1.84%
Per Capita Income   2.69%
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.


Orrtanna, PA - Peer Comparisons by Rank and Percentile

The table below compares Orrtanna 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 # 1651 6th
Population Density1 # 1109 37th
Diversity Index2 # 725 59th
Median Household Income # 401 77th
Per Capita Income # 361 80th

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