PRTPO Regional Geography and Demography:

Palouse RTPO serves Asotin, Columbia, Garfield and whitman Counties in South eastern region of WA state. Here’s a brief summary of our counties, its geography and a demography: ASOTIN COUNTY COLUMBIA COUNTY GARFIELD COUNTY WHITMAN COUNTY ASOTIN COUNTY Geography: According to the U.S. Census Bureau, the county has a total area of 641 square miles (1,660 km2), of which 636 square miles (1,650 km2) is land and 4.4 square miles (11 km2) (0.7%) is water. It is part of the Palouse, a wide and rolling prairie-like region of the middle Columbia basin. Demographics: As of the 2010 United States Census, there were 21,623 people residing in the county. 94.3% were White, 1.4% Native American, 0.5% Asian, 0.4% Black or African American, 0.2% Pacific Islander, 0.8% of some other race and 2.4% of two or more races. 3.0% were Hispanic or Latino (of any race). As of the census of 2000, there were 20,551 people, 8,364 households, and 5,654 families residing in the county. The population density was 32 people per square mile (12/km²). There were 9,111 housing units at an average density of 14 per square mile (6/km²). The racial makeup of the county was 95.62% White, 0.19% Black or African American, 1.27% Native American, 0.51% Asian, 0.02% Pacific Islander, 0.63% from other races, and 1.77% from two or more races. 1.95% of the population were Hispanic or Latino of any race. 25.9% were of German, 12.4% English, 11.9% Irish and 11.0% United States or American ancestry. 97.9% spoke English and 1.6% Spanish as their first language. There were 8,364 households out of which 31.00% had children under the age of 18 living with them, 51.40% were married couples living together, 11.90% had a female householder with no husband present, and 32.40% were non-families. 27.00% of all households were made up of individuals and 11.70% had someone living alone who was 65 years of age or older. The average  household size was 2.42 and the average family size was 2.91. In the county, the population was spread out with 25.50% under the age of 18, 8.10% from 18 to 24, 26.10% from 25 to 44, 24.00% from 45 to 64, and 16.30% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 91.10 males. For every 100 females age 18 and over, there were 86.30 males. The median income for a household in the county was $33,524, and the median income for a family was $40,592. Males had a median income of $35,810 versus $22,218 for females. The per capita income for the county was $17,748. About 11.60% of families and 15.40% of the population were below the poverty line, including 22.70% of those under age 18 and 6.70% of those age 65 or over. COLUMBIA COUNTY Geography: According to the U.S. Census Bureau, the county has a total area of 874 square miles (2,260 km2), of which 869 square miles  (2,250 km2) is land and 4.9 square miles (13 km2) (0.6%) is water. It is part of the Palouse, a wide and rolling prairie-like region of the middle Columbia basin Demography: As of the 2010 census Columbia County had a population of 4,078. The ethnic and racial makeup of the population was 89.5% non-Hispanic whites, 0.3% African-American, 1.4% Native American, 0.6% Asian, 0.3% Pacific Islander, 2.7% from two or more  races, 6.2% Hispanic or Latino of any race and 1.7% non-Hispanics from some other race. As of the census of 2000, there were 4,064 people, 1,687 households, and 1,138 families residing in the county. The population  density was 5 people per square mile (2/km²). There were 2,018 housing units at an average density of 2 per square mile (1/km²). The racial makeup of the county was 93.73% White, 0.22% Black or African American, 0.96% Native American, 0.42% Asian, 0.05% Pacific Islander, 2.73% from other races, and 1.89% from two or more races. 6.35% of the population were Hispanic or Latino of any race. 19.6% were of German, 18.2% United States or American, 14.3% English and 8.3% Irish ancestry. 94.3% spoke English and 5.7% Spanish at home. Columbia County courthouse There were 1,687 households out of which 27.70% had children under the age of 18 living with them, 56.00% were married couples living together, 8.50% had a female householder with no husband present, and 32.50% were non-families. 29.00% of all households were made up of individuals and 13.00% had someone living alone who was 65 years of age or older. The average  household size was 2.36 and the average family size was 2.89. In the county, the population was spread out with 23.90% under the age of 18, 7.00% from 18 to 24, 22.80% from 25 to 44, 27.70% from 45 to 64, and 18.50% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 95.20 males. For every 100 females age 18 and over, there were 94.80 males. The median income for a household in the county was $33,500, and the median income for a family was $44,038. Males had a median income of $33,690 versus $21,367 for females. The per capita income for the county was $17,374. About 8.60% of families and 12.60% of the population were below the poverty line, including 15.90% of those under age 18 and 11.10% of those age 65 or over. GARFIELD COUNTY Geography: Garfield County was created out of a large piece of Columbia County on November 29, 1881 Roughly half of the county was split off to form Asotin County in 1883 and was named for the late U.S. President James A. Garfield, who had been assassinated in September, 1881. According to the U.S. Census Bureau, the county has a total area of 718 square miles (1,860 km2), of which 711 square miles (1,840 km2) is land and 8 square miles (21 km2) (1.0%) is water. It is part of the Palouse, a wide and rolling prairie-like region of the middle Columbia basin. Demography: As of the census of 2000, there were 2,397 people, 987 households, and 670 families residing in the county. The population density was 3 people per square mile (1/km²). There were 1,288 housing units at an average density of 2 per square mile (1/km²). The racial makeup of the county was 96.45% White, 0.38% Native American, 0.67% Asian, 0.04% Pacific Islander, 1.38% from other races, and 1.08% from two or more races. 1.96% of the population were Hispanic or Latino of any race. 28.8% were of German, 17.9% United States or American, 10.6% English and 9.5% Irish ancestry. 99.2% spoke English as their first language. There were 987 households out of which 28.80% had children under the age of 18 living with them, 57.00% were married couples living together, 6.70% had a female householder with no husband present, and 32.10% were non-families. 28.30% of all households were made up of individuals and 14.40% had someone living alone who was 65 years of age or older. The average household size was 2.39 and the average family size was 2.93. In the county, the population was spread out with 25.90% under the age of 18, 5.40% from 18 to 24, 21.90% from 25 to 44, 25.90% from 45 to 64, and 20.90% who were 65 years of age or older. The median age was 43 years. For every 100 females there were 97.90 males. For every 100 females age 18 and over, there were 93.80 males. The median income for a household in the county was $33,398, and the median income for a family was $41,645. Males had a median income of $33,313 versus $22,132 for females. The per capita income for the county was $16,992. About 12.00% of families and 14.20% of the population were below the poverty line, including 17.10% of those under age 18 and 10.20% of those age 65 or over. WHITMAN COUNTY Geography: According to the U.S. Census Bureau, the county has a total area of 2,178 square miles (5,640 km2), of which 2,159 square miles (5,590 km2) is land and 19 square miles (49 km2) (0.8%) is water. Whitman County is part of the Palouse, a wide and rolling prairie-like region of the middle Columbia basin. Demography: As of the census of 2000, there were 40,740 people, 15,257 households, and 8,055 families residing in the county. The population density was 19 people per square mile (7/km²). There were 16,676 housing units at an average density of 8 per square mile (3/km²). The racial makeup of the county was 88.07% White, 1.53% Black or African American, 0.73% Native American, 5.55% Asian, 0.27% Pacific Islander, 1.22% from other races, and 2.63% from two or more races. 2.99% of the population were Hispanic or Latino of any race. 21.9% were of German, 9.8% English, 8.6% Irish, 8.3% United States or American and 6.6% Norwegian ancestry. There were 15,257 households out of which 24.60% had children under the age of 18 living with them, 44.20% were married couples living together, 6.20% had a female householder with no husband present, and 47.20% were non-families. 29.40% of all households were made up of individuals and 7.10% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.91. In the county, the population was spread out with 18.10% under the age of 18, 32.60% from 18 to 24, 24.00% from 25 to 44, 16.00% from 45 to 64, and 9.20% who were 65 years of age or older. The median age was 25 years. For every 100 females there were 102.50 males. For every 100 females age 18 and over, there were 101.90 males. The median income for a household in the county was $28,584, and the median income for a family was $44,830. Males had a median income of $33,381 versus $27,046 for females. The per capita income for the county was $15,298. About 11.00% of families and 25.60% of the population were below the poverty line, including 16.50% of those under age 18 and 5.50% of those age 65 or over.  
Contact Us																			Find Us on  Palouse RTPO		 1993-2017 Palouse Regional Planning Organization								Linked In 845 Portway 																		Facebook Clarkston WA 99403			Lead Planning Agency (509) 751 9144		Southeast Washington Economic Development Association (SEWEDA)

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Serving Asotin, Columbia, Garfield and Whitman Counties