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Hispanic population as a percent of total population

2023

In 2022, the highest percentages of Hispanic residents were found in central Washington with Adams (65.6%), Franklin (55.4%), and Yakima (52.4%) counties posting the highest shares.

Population by age, mapped by county

Median Age, 2023

In 2010, the median age of persons living in Washington state was 37.3 years. In 2023 the median age had increased to 38.8 years.

Jefferson County had the highest median age in 2010 at 53.9 years. By 2023, the median age in Jefferson County had reached 64.1 years.

Single-parent families as a percent of all families with children (mapped by county)

2022

Columbia County had the highest percentage of single parent families with 45.3%.

Wahiakum County had the lowest share of single parent families, with 5.3%.

Data Sources:

E-mail: OFM.Forecasting@ofm.wa.gov

Poverty rate for single-parent families headed by a female householder (mapped by county)

2022

Klickitat and Jefferson County had the highest percentage of single mother families in poverty at 46.7% and 43.5%.

The lowest poverty rates for families headed by single mothers was found in Columbia and Ferry County at 12.4% and 15%.

Population by county — census data (map)

Population, 2010

 

Population, 2000

Population Change, 2000–2010

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