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. In 2020, the population of Franklin County was 96,749 - a 96% increase since 2000, making us one of the fastest-growing counties in the nation.
The largest city in Franklin County is Pasco (2020 population: 77,108), which is also where its historic courthouse and seat of the county government is located.