Mossyrock is a city in Lewis County, Washington, United States. The population was 768 at the 2020 census.
History
The city began as a trading post named Mossy Rock in 1852, after a high moss-covered rock at the east end of Klickitat Prairie. The Indian name for the area of Mossyrock was Coulph.
Many settlers of Mossyrock emigrated from West Virginia.
Mossyrock was officially incorporated on January 2, 1948.
The city council, in late 2020, voted to disregard requirements for restaurants as set forth by state laws that were introduced due to the COVID-19 pandemic. The council admitted that it could not supersede state authority. Dining establishments in Mossyrock continued to follow COVID-19 guidelines.
Geography
According to the United States Census Bureau, the city has a total area of , all of it land.