From a total population of 246,402, Yakima County has a median age of 32.4. The average age of males, in Yakima County, is 31.6 while the average age of females is 33.3. When you compare this to median age of Washington, Yakima County is 5.0 years younger.
The median income of individuals, in Yakima County, is $19,861 while the average household income is $43,956. When comparing the median income of people living in Yakima County to the rest of Washington, the average income in Yakima County is $11,372 less.