First of all, it is important to know that the Earth's crust is broken up into large pieces called tectonic plates. Remember, tectonic plates are giant pieces of the Earth's crust that fit together and move around on the Earth's surface.
In 2014, Walla Walla Countyâs population was 59,844, showing 1.8 percent growth from 2010 to 2014, compared to the stateâs growth rate of 5.0 percent. The largest city in Walla Walla County is city of Walla Walla with a population of 32,260 in 2014.
With 60,711 people, Mason County is the 20th most populated county in the state of Washington out of 39 counties. But watch out, Mason County, because Walla Walla County with 59,844 people and Whitman County with 46,827 people are right behind you.