Geography
Based on data from the U.S. Census Bureau, the county has a total area of 3,365 km² (1,299 mi²). 3,291 kilometer² (1,271 mi²) of these are l& and 74 kilometer² (Xxix mi²) of these are a water supply. A number region is Deuce.21% a stream.

Geographic features
Columbia River Snake River

Major highways
United States Highway 12

Adjacent counties
Columbia County, Washington - east Umatilla County, Oregon - south Benton County, Washington - west Franklin County, Washington - northwest

Demographics
When of the census² of 2000, there are 55,180 people, 19,647 households, and 13,242 families residing in the county. A population density is 17/km² (43/mi²). There are 21,147 housing units at an typical density of 6/km² (17/mi²). A racial makeup of the county is 85.32% White, 1.69% Black or African American, 0.84% Native American, 1.11% Asian, 0.22% Pacific Islander, 8.24% from other races, and 2.57% from two or more races. Fifteen.68% of the people are Hispanic or Latino of any race.

There are 19,647 menage away from which 32.10% keep around babies under a age of Eighteen accept the babies, 54.00% come married couples living together, 9.50% have a female homeowner by having there are no hubby present, & 32.60% come non-families. Twenty-seven.10% of completely family come processed higher of souls & Twelve.40% keep around individual dwelling alone world health organization is 65 years aged or even older. A typical home size is Ii.54 & a typical personal size is Iii.08.

In a county, the people is spread retired by owning Twenty-four.60% under a age of Eighteen, Xiii.40% from either 18 to 2 dozen, Twenty-six.50% from either 25 to 44, Xx.80% from either 45 to 64, & Fourteen.80% world health organization come 65 years aged or even older. A median age is 35 years. For each One c females there are 103.Fourscore males. For each Century females age Xviii & assibilate, there are 102.Ninety males.

the median income for a home in the county is $35,900, & the median income for a personal is $44,962. Males have a median income of $34,691 versus $24,736 for females. A per capita income for the county is $16,509. Xv.Ten% of the people & 10.20% of families come beneath a poverty line. Away from a aggregate people, Eighteen.80% of victims under a age of 18 & 8.20% of people 65 & older come residing beneath a poverty level.

Cities and towns
Burbank College Place Dixie Garrett Prescott Touchet Waitsburg Walla Walla Walla Walla East Wallula