ZIP Code 17081
About Plainfield
Plainfield is a census-designated place (CDP) in Cumberland County, Pennsylvania, United States. The population was 399 at the 2010 census. It is part of the Harrisburg–Carlisle metropolitan statistical area.
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Area Profile
US Census (ACS 5-year · Gazetteer)
283
population
$74,205
median household income
438
people / sq mi
$160,600
median home value
58.1
median age
141
housing units
141
households
0.6
land area (sq mi)