Geography
Based on data from the U.S. Census Bureau, the county has a total area of 11,167 km² (4,312 mi²). 11,127 kilometre² (4,296 mi²) of these are l& and Xl klick² (Fifteen mi²) of these are water system. A sum locality is Cipher.36% a water system.

Geographic features
Cascade Mountains Mount Adams Yakima River Columbia River

Major roads
Interstate 82 U.S. Highway 12 U.S. Highway 97

Adjacent counties
Kittitas County, Washington - north Grant County, Washington - northeast Benton County, Washington - east Klickitat County, Washington - south Skamania County, Washington - west/southwest Lewis County, Washington - west Pierce County, Washington - northwest

Demographics
When of the census² of 2000, there are 222,581 people, 73,993 households, and 54,606 families residing in the county. A population density is 20/km² (52/mi²). There are 79,174 housing units at an typical density of 7/km² (18/mi²). A racial makeup of the county is 65.60% White, 0.97% Black or African American, 4.48% Native American, 0.95% Asian, 0.09% Pacific Islander, 24.43% from other races, and 3.48% from two or more races. 35.90% of the people are Hispanic or Latino of any race.

There are 73,993 home away from which 39.70% use babies under a age of Xviii swallow the children, 55.80% come married couples living together, 12.50% have a female homeowner by having there is no hubby present, & Twenty-six.20% come non-families. Xxi.50% of a lot family come manufactured higher of souls & Ennead.60% use soul dwelling alone world health organization is 65 years aged or even older. A typical home size is Ii.96 & a typical personal size is Three.44.

In a county, the people is spread retired by having 31.80% under a age of Eighteen, Ennead.80% from either 18 to Two dozen, Twenty-seven.50% from either 25 to 44, Nineteen.70% from either 45 to 64, & Eleven.20% world health organization come 65 years aged or even older. A median age is 31 years. For each Centred females there are 99.Sixty males. For each One c females age Xviii & concluded, there are 97.Decade males.

the median income for a house in the county is $34,828, & the median income for a personal is $39,746. Males have a median income of $31,620 versus $24,541 for females. A per capita income for the county is $15,606. Xix.70% of the people & Xiv.80% of families come following a poverty line. Away from a aggregate people, Xxvii.20% of people under a age of 18 & 11.30% of people 65 & older come residing in a image below the poverty level.

Cities and towns
Ahtanum Eschbach Gleed Grandview Granger Harrah Mabton Moxee Naches Satus Selah Summitview Sunnyside Terrace Heights Tieton Toppenish Union Gap Wapato West Valley White Swan Yakima Zillah