Clay, PA Profile: Facts, Map & Data


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Clay, Pennsylvania - Basic Facts

The Clay Census Designated Place had a population of 1,625 as of July 1, 2015.

The primary coordinate point for Clay is located at latitude 40.219 and longitude -76.239 in Lancaster County. The formal boundaries for the Clay Census Designated Place (see map below) encompass a land area of 2.23 sq. miles and a water area of 0.01 sq. miles. Lancaster County is in the Eastern time zone (GMT -5). The elevation is 354 feet.

The Clay Census Designated Place (GNIS ID: 2584446) 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 Clay Census Designated Place is located within Township of Clay, a minor civil division (MCD) of Lancaster County.

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

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.


Clay Census Designated Place, PA Boundary Map

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Boundary Maps: Township of Clay | Lancaster County | Pennsylvania Counties

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Clay, PA Data & Demographics (As of July 1, 2015)


Total Population 1,625
Population in Households 1,625
Population in Familes 1,458
Population in Group Qrtrs 0
Population Density1 729
Diversity Index2 14


Total Households 638
Average Household Size 2.55
Family Households 510
Average Family Size 3


Total Housing Units 678 (100%)
Owner Occupied HU 524 (77.3%)
Renter Occupied HU 114 (16.8%)
Vacant Housing Units 40 ( 5.9%)
Median Home Value $222,482
Average Home Value $257,409


Median Household Income $68,190
Average Household Income $79,027
Per Capita Income $27,981
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.79% 0.76%
Households 0.95% 0.83%
Families 1.73% 0.73%
Median Household Income   2.96%
Per Capita Income   2.59%
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.


Clay, PA - Peer Comparisons by Rank and Percentile

The table below compares Clay to the other 1,764 incorporated cities, towns and CDPs in Pennsylvania 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 # 733 59th
Population Density1 # 1225 31st
Diversity Index2 # 728 59th
Median Household Income # 232 87th
Per Capita Income # 533 70th

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