|• Total||48.7 sq mi (126.1 km2)|
|• Land||48.1 sq mi (124.6 km2)|
|• Water||0.5 sq mi (1.4 km2)|
|Elevation||1,447 ft (420 m)|
|• Density||13/sq mi (4.9/km2)|
|Time zone||Eastern (EST) (UTC-5)|
|• Summer (DST)||EDT (UTC-4)|
|GNIS feature ID||1462176|
Plymouth is a town in Windsor County, Vermont, United States. The population was 619 at the 2010 census. Calvin Coolidge, the 30th President of the United States, was born in and is buried in Plymouth. The State of Vermont Division for Historic Preservation owns and maintains the Coolidge Homestead and the village of Plymouth Notch.
According to the United States Census Bureau, the town has a total area of 48.7 square miles (126.1 km2), of which 48.1 square miles (124.6 km2) is land and 0.54 square miles (1.4 km2), or 1.15%, is water.
The old Coolidge store, run by John Calvin Coolidge, Sr., the President's father, housed the post office in the 1920s. John Coolidge's wife, Carrie, served as postmaster 1903–17. Coolidge's father also founded Plymouth Cheese Factory, which continues to produce artisan cheese today.
As of the census  of 2000, there were 555 people, 251 households, and 168 families residing in the town. The population density was 11.5 people per square mile (4.4/km2). There were 773 housing units at an average density of 16.0 per square mile (6.2/km2). The racial makeup of the town was 99.28% White, 0.36% African American, and 0.36% from two or more races.
There were 251 households out of which 23.5% had children under the age of 18 living with them, 55.8% were married couples living together, 5.2% had a female householder with no husband present, and 32.7% were non-families. 27.1% of all households were made up of individuals and 10.0% had someone living alone who was 65 years of age or older. The average household size was 2.21 and the average family size was 2.59.
In the town the population was spread out with 18.0% under the age of 18, 2.9% from 18 to 24, 26.3% from 25 to 44, 33.2% from 45 to 64, and 19.6% who were 65 years of age or older. The median age was 47 years. For every 100 females there were 110.2 males. For every 100 females age 18 and over, there were 107.8 males.
The median income for a household in the town was $43,438, and the median income for a family was $46,667. Males had a median income of $29,583 versus $27,917 for females. The per capita income for the town was $25,272. About 3.5% of families and 5.4% of the population were below the poverty line, including 3.7% of those under age 18 and 8.7% of those age 65 or over.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- "Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data (DP-1): Plymouth town, Windsor County, Vermont". U.S. Census Bureau, American Factfinder. Retrieved July 31, 2012.
- "Geographic Identifiers: 2010 Demographic Profile Data (G001): Plymouth town, Windsor County, Vermont". U.S. Census Bureau, American Factfinder. Retrieved July 31, 2012.
- Bruns, James H. (1998). Great American Post Offices, pp 122-123. New York: John Wiley & Sons Inc. ISBN 0-471-14388-X. The book's front cover has a photograph showing the President and other residents on the front porch of the post office.
- Floodwaters From Storm Isolate 13 Vermont Towns, The New York Times