Plymouth is a city located in Amador County, in the state of California (CA), United States. Nestled in the Pacific division of the West region, it covers an area of 0.9 square miles (2.0 km²) and sits at an elevation of 1086 ft. With a population of approximately 980 residents, Plymouth offers a peaceful, rural atmosphere.
The town's population is composed of about 45.71% males and 54.29% females, and it has a population density of 65.22 people per square mile (411.28/km²). Plymouth lies at a latitude of 38.48 and a longitude of -120.85, operating in the UTC-8.
Locals reflect a blend of American ancestry, with roots primarily in United States (5.8%), followed by English (10.1%), German (22.9%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 95669.