Oregon population by year, county, race, & more

data oregon 2024• 2025 Population Estimate: The preliminary estimate for Oregon's population in 2025 is 4,259,132, marking an anticipated increase. • Revised Historical Estimates: PRC has updatedChart and table of population level and growth rate for the state of Oregon from 1900 to 2025. The population of Oregon in 2025 was 4,272,371 , a 0.44% increase from 2025. The population of