In 2023, Plainfield, PA had a population of 283 people with a median age of 58.1 and a median household income of $74,205. Between 2022 and 2023 the population of Plainfield, PA grew from 242 to 283, a 16.9% increase and its median household income grew from $55,329 to $74,205, a 34.1% increase.
The 5 largest ethnic groups in Plainfield, PA are White (Non-Hispanic) (100%), Black or African American (Non-Hispanic) (0%), American Indian & Alaska Native (Non-Hispanic) (0%), Asian (Non-Hispanic) (0%), and Native Hawaiian & Other Pacific Islander (Non-Hispanic) (0%).
None of the households in Plainfield, PA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Plainfield, PA are U.S. citizens.
In 2023, the median property value in Plainfield, PA was $160,600, and the homeownership rate was 100%.