Plymouth is located in Washington. Plymouth, Washington 99346has a population of 442. Plymouth 99346 is less family-centric than the surrounding county with 12.04% of the households containing married families with children. The county average for households married with children is 33.41%.
The median household income in Plymouth, Washington 99346 is $61,750. The median household income for the surrounding county is $63,001 compared to the national median of $57,652. The median age of people living in Plymouth 99346 is 49.2 years.
The average high temperature in July is 88.2 degrees, with an average low temperature in January of 30.1 degrees. The average rainfall is approximately 9.1 inches per year, with 1 inches of snow per year.
