Washington State Population Forecast by Age and Sex - Five Year Groups

This data is the population age and sex for the most recent state forecast from the Office of Financial Management. The data set shows estimates and forecasts of population as of April 1 of the year by five-year age groups and sex.

This forecast was published on November 12, 2025.

Data and Resources

Additional Info

Field Value
Source https://data.wa.gov/resource/pzkn-58fz
Author Robert Kemp
Last Updated November 13, 2025, 16:44 (UTC)
Created November 13, 2025, 16:43 (UTC)
Category demographics
Period of Time 1970-2050
Posting Frequency Annual
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harvest_source_title washington-state