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Franklin County was formed in 1883, and is named after Benjamin Franklin. It is located in beautiful Eastern Washington. It consists of 1,242 square miles, or 795,000 acres. As of April 2011, the population of Franklin County is 80,500 - a 59.72% increase since April 2001, making us one of the fastest growing counties in the nation.

The largest city in Franklin County is Pasco (population 65,600), which is also where its historical courthouse and seat of the county government is located.
The Courthouse address is 1016 N.4th Ave, Pasco, WA 99301.

From 1990 to 2000, Franklin County was ranked as the number four county out of the 39 Washington counties in percentage of population change/increase. From 2000 to 2010, Franklin County increased its ranking from number four to the fastest growing county in the State of Washington in terms of percentage of population change/increase.

2018 Franklin County Comprehensive Plan Update

Click to Download Franklin County Burn Information
El condado de Franklin Información de control de incendios