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Washington population by year, 1990 to 2025

Washington grew 63 percent from 4.90 million in 1990 to 8.00 million in 2025, jumping from 17th to 13th among the states.

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What the data shows

  • Washington: 4.90M in 1990, 8.00M in 2025 (1.6× higher).

About this chart

Washington crossed 8 million residents in 2025, reaching 8,001,020 from 4,900,780 in 1990. That gain of 3.1 million people, or 63 percent, moved the state up four places, from 17th among the 50 states in 1990 to 15th in 2000 and 13th in 2010 and 2025. The estimate passed 7 million in 2014.

Growth was strongest through the 2010s, when it added nearly a million people from 2010 to 2020, and has cooled since. Washington is up 35.4 percent since 2000 and 18.7 percent since 2010, but only 3.5 percent since 2020, or about 274,000 people. The figures are Census Bureau resident estimates for July 1 of each year.

The data

Source: U.S. Census Bureau population estimates, July 1 (vintages 1999, 2000–2010 intercensal, 2020 and 2025), resident population of Washington, millions. Retrieved November 4, 2026.

Population of Washington, Residents, 1990 to 2025, 1990–2025
DateWashington
19904.90M
19915.01M
19925.14M
19935.25M
19945.34M
19955.43M
19965.51M
19975.60M
19985.69M
19995.76M
20005.91M
20015.99M
20026.05M
20036.10M
20046.18M
20056.26M
20066.37M
20076.46M
20086.56M
20096.67M
20106.74M
20116.83M
20126.90M
20136.97M
20147.06M
20157.17M
20167.30M
20177.43M
20187.53M
20197.61M
20207.73M
20217.74M
20227.79M
20237.84M
20247.93M
20258.00M

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Frequently asked questions

What is the population of Washington?

Washington had about 8.00 million residents (8,001,020) in July 2025, according to Census Bureau estimates. That ranks 13th among the 50 states, up from 17th in 1990.

When did Washington pass 8 million people?

Washington's estimate was 7.93 million in 2024 and 8.00 million in 2025, so it passed 8 million in 2025.

How fast has Washington grown?

Washington is up 35.4 percent since 2000 and 18.7 percent since 2010. Growth has slowed since 2020, with a gain of 3.5 percent in five years.

Where does this data come from?

U.S. Census Bureau population estimates, July 1 (vintages 1999, 2000–2010 intercensal, 2020 and 2025), resident population of Washington, millions. Retrieved November 4, 2026. You can download the full table as a CSV from this page.

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