In 2023, about 15.1 percent of the population of Washington was between the ages of 25 and 34 years old. A further 14.6 percent of the population was between the ages of 35 and 44 years old in that same year.
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U.S. Census Bureau. (September 30, 2024). Distribution of resident population of Washington in 2023, by age group [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 17, 2026, from /statistics/912913/washington-population-share-age-group/
U.S. Census Bureau. "Distribution of resident population of Washington in 2023, by age group." Chart. September 30, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 17, 2026. /statistics/912913/washington-population-share-age-group/
U.S. Census Bureau. (2024). Distribution of resident population of Washington in 2023, by age group. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 17, 2026. /statistics/912913/washington-population-share-age-group/
U.S. Census Bureau. "Distribution of Resident Population of Washington in 2023, by Age Group." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Sep 2024, /statistics/912913/washington-population-share-age-group/
U.S. Census Bureau, Distribution of resident population of Washington in 2023, by age group ÌÇÐÄÆƽâ°æ, /statistics/912913/washington-population-share-age-group/ (last visited July 17, 2026)
Distribution of resident population of Washington in 2023, by age group [Graph], U.S. Census Bureau, September 30, 2024. [Online]. Available: /statistics/912913/washington-population-share-age-group/
