data oregon 2024Chart 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 ofBetween March 2025 and March 2025, total nonfarm employment rose in five of Oregon's six broad regions and decreased in one. The Willamette Valley