Incorporated: 1761 |
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Origin: Settled by a group from Plainfield, Connecticut, Plainfield is one of the towns chartered by Governor Benning Wentworth in 1761 at the beginning of the reign of King George III. A part of Plainfield with a portion of Grantham was separated into Meriden Parish in 1780. Meriden became the site of Kimball Union Academy, established in 1813. Daniel Kimball donated a large collection of books to the town for a library in 1797, along with $6,000 for a school, to which his widow added $40,000. The entire Meriden Parish was annexed to Plainfield in 1856. |
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Villages and Place Names: East Plainfield, Hell Hollow, Meriden, Mill Village, Coryville, Plainfield Village |
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Population, Year of the First Census Taken: 1024 residents in 1790 |
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Population Trends: Population change for Plainfield totaled 1,107 over 50 years, from 1,323 in 1970 to 2,430 in 2020. The largest decennial percent change was a 32 percent increase from 1970 to 1980. The town's population increased by three percent from 2010 to 2020. |
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Population Density and Land Area: 2023 (US Census Bureau): 48.7 persons per square mile of land area. Plainfield contains 52.2 square miles of land area and 0.8 square miles of inland water area. |
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