Clark, PA Profile: Facts, Map & Data


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Clark, Pennsylvania - Basic Facts

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The Borough of Clark had a population of 589 as of July 1, 2017. Clark ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Pennsylvania. See peer rankings below.

The primary coordinate point for Clark is located at latitude 41.2877 and longitude -80.4047 in Mercer County. The formal boundaries for the Borough of Clark (see map below) encompass a land area of 3.01 sq. miles and a water area of 0.61 sq. miles. Mercer County is in the Eastern time zone (GMT -5). The elevation is 896 feet.

The Borough of Clark (GNIS ID: 1215436) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Clark 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 Clark: Clarkesville, Clarksville.

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Borough of Clark, PA Boundary Map

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Clark, PA Data & Demographics (As of July 1, 2017)


Total Population 589
Daytime Population: Workers 162
Daytime Population: Residents 296
Total Daytime Population (TDP) 458
Ratio TDP/Total Population1 0.78
Population in Households 589
Population in Familes 530
Population in Group Qrtrs 0
Population Density2 196
Diversity Index3 5


Median Household Income $75,000
Average Household Income $92,835
Per Capita Income $35,360


Total Housing Units 235 (100%)
Owner Occupied HU 202 (86.0%)
Renter Occupied HU 19 ( 8.1%)
Vacant Housing Units 14 ( 6.0%)
Median Home Value $188,115
Average Home Value $217,857


Total Households 221
Average Household Size 2.67
Family Households 178
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 -1.14% -0.93%
Households -1.13% -0.92%
Families -1.53% -0.92%
Median Household Income   3.68%
Per Capita Income   3.52%

Clark, PA - Peer Comparisons by Rank and Percentile

The table below compares Clark to the other 1,762 incorporated cities, towns and CDPs in Pennsylvania 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 # 1235 30th
Population Density # 1673 5th
Diversity Index # 1507 15th
Median Household Income # 188 90th
Per Capita Income # 220 88th

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

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