Other pages about the topic: Demographics
Percent in households where English is spoken less than "very well"
Population Age 5 and Above, 2020
The smallest share of population where English was spoken less than "Very Well" was in Pend Oreille County at 0.2%. The highest share was in Adams County where 26.4% of persons were in this category.
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Median Age, 2022
In 2010, the median age of persons living in Washington state was 37.3 years. In 2022 the median age had increased to 38.6 years.
Jefferson County had the highest median age in 2010 at 53.9 years. By 2022, the median age in Jefferson County had reached 60.7 years.
2020
In 2020, the highest percentages of Hispanic residents were found in central Washington with Adams (69.2%), Franklin (55.9%), and Yakima (51.9%) counties posting the highest shares.
Washington state population by race
2020
Washington state population by age group
Census 2010
